# who knows how to measure the true cost of a pint of B-Positive blood?

1. ## Economics

who knows how to measure the true cost of a pint of B-Positive blood? A.None of these B.Any competent medical authority C.Only the Surgeon General of the United States D.An economist E.A clerk at the blood bank

2. ## Economics

Please check and correct my answers. Thank you. Jack Benny can get blood from a stone. If he has x stones, the number of pints of blood he can extract from them is f(x) = 2x^(1/3). Stones cost Jack w dollars each. Jack can sell each pint of blood for p

3. ## math

Patricia donated 1 pint of blood to the blood bank. The lab assistant divided Patricia’s blood equally into 3 bags. How much blood was in each bag

4. ## ECONOMICS – Perfect Competition

Please check and correct my answers. Thank you. 1) Jack Benny can get blood from a stone. If he has x stones, the number of pints of blood he can extract from them is f(x) = 2x^(1/3). Stones cost Jack w dollars each. Jack can sell each pint of blood for p

an adult has about 5 quarts of blood. when he donates a pint for a sick friend, what fraction of his blood does he give away

6. ## Math

An adult has about 5 quarts of blood when he donates a pint for his sick friend what fraction of his blood does he give away

7. ## Health P.E. (Check answers)

1. The average heart beats about 100,000 times a day. Is it True? 2. The heart is located inside the ribcage and just to the right of the breast bone. Is it False? 3. The heart has four chambers and is divided into a right and left side by a muscular wall

8. ## Maths probability

Records show that 8% of blood samples tested for a certain condition test positive. Assuming that whether or not a blood sample tests positive is independent of whether or not any other blood sample tests positive, calculate by hand the following

9. ## Algebra

A positive integer minus a positive integer is always positive. This statement is sometimes true. For example, 17 – 5 = 12, but 15 – 20 = –5. post five other statements about the addition and subtraction of positive and negative integers, and ask

10. ## statistics

30. The probability that a person can get infected with a rare type of blood disorder is very small. Suppose that a blood test performed on 10,000 people showed that two persons tested positive that is, a 0.02% chance of getting this type of blood

11. ## Stats

Many colleges and universities hold a “blood drive” for organizations such as the Red Cross. To help with the planning of an upcoming blood drive, we want to estimate the proportion, p, of students and faculty who would be willing to donate a pint of

12. ## Living a Healthy Life

Blood pressure is a measure of A. oxygen levels in the blood. B. the ratio of red blood cells to white blood cells. C. how hard the heart is working. D. the pressure exerted by hemoglobin against the vascular walls. D.

13. ## Living a Healthy Life

Blood pressure is a measure of A. oxygen levels in the blood. B. the ratio of red blood cells to white blood cells. C. how hard the heart is working. D. the pressure exerted by hemoglobin against the vascular walls. D.

Need help on this problem please! Been stuck for half hour trying to figure it out but I can’t get through a. A and B look to be similar but I don’t know how to do them! Please help! ———————————– The resistance of blood flow, R, in a

15. ## Math

Lindsay paid \$4.40 for a gallon of ice cream.How much would a quart cost?How much would a pint cost?

16. ## physics

The drawing shows a type of flow meter that can be used to measure the speed of blood in situations when a blood vessel is sufficiently exposed (e.g., during surgery). Blood is conductive enough that it can be treated as a moving conductor. When it flows

17. ## physics

The drawing shows a type of flow meter that can be used to measure the speed of blood in situations when a blood vessel is sufficiently exposed (e.g., during surgery). Blood is conductive enough that it can be treated as a moving conductor. When it flows

18. ## Calculus 1

The resistance of blood flow, R, in a blood vessel is dependent on the length of the blood vessel, the radius of the blood vessel, and the viscosity of the blood. This relationship is given by R = 8Lη/πr^4 where r is the radius, L is the length, and the

19. ## Calculus 1

The resistance of blood flow, R, in a blood vessel is dependent on the length of the blood vessel, the radius of the blood vessel, and the viscosity of the blood. This relationship is given by R = 8Lη/πr^4 where r is the radius, L is the length, and the

20. ## health

Which one of these statements is true regarding blood circulation? A. For health and survival, it’s critical for blood circulation to be ongoing and uninterrupted. B. Normally, blood circulates in a repeating stop-start rhythm. C. The heart deoxygenates

21. ## math

How do I figure out 6c=__?__pt showing work See my other response. =) Brooke, You REALLY need to learn to do these systematically. Learn to watch the units, make the ones you don’t want cancel, and keep the units you want for the answer. For example,

22. ## Epidemiology

Can anyone answer this question? The prevalence of undetected diabetes in a population to be screen ed is approximately 1.5% and it is assumed that 10,000 persons will be screened. The screening test will measure blood serum glucose content. A value of

23. ## Science/Health

please check my answer thanks True or False You spleen helps in blood clotting. If imparied this will affect your blood clotting ablity. I said true

24. ## human Genetics

Typically we talk about blood types as B-positive or AB-negative and so forth. The positive and negative part of the blood type is determined by a completely separate gene (the Rh locus). The ABO locus and the Rh locus are inherited independently, like pea

25. ## Biology

Typically we talk about blood types as B-positive or AB-negative and so forth. The positive and negative part of the blood type is determined by a completely separate gene (the Rh locus). The ABO locus and the Rh locus are inherited independently, like pea

26. ## Math

A certain size bottle holds exactly 4/5 pint of liquid. How many of these bottles can be filled from a 20-pint container?

27. ## Math

A certain size bottle holds exactly 4/5 pint of liquid. How many of these bottles can be filled from a 20-pint container?

28. ## Algebra II

In an induction proof of the statement 4+7+10+…+(3n-1)=n(3n+5)/2 the first step is to show that the statement is true for some integers n. Note:3(1)+1=1[3(1)+5]/2 is true. Select the steps required to complete the proof. A)Show that the statement is true

29. ## Physics HELP

An ultrasound transducer used to measure the speed of blood cells is oriented at an angle of 45 degrees to the direction of the blood flow. if the frequency of the sound emitted by the transducer is 1.5 Mhz and the doppler shift is 268Hz, calculate the

30. ## statistics

When red blood cells are counted using a certain electronic counter, the standard deviation (SD) of repeated counts of the same blood specimen is about .8% of the true value, and the distribution of repeated counts is approximately normal. For example,

31. ## math

A bottle of juice states that a serving is 1/2 cup. How many servings are in 2-pint container? ( Hint: One pint equals 2 cups?

32. ## Epidimiology

In a hypothetical study, 1000 patients attending a hospital general outpatient department were tested for diabetes using the following two tests:  Fasting blood sugar (FBS)  Glucose tolerance test (GTT) There were 100 patients who had a positive GTT,

33. ## Chemistry

What is the density of a copper block that is 8.96g/cm^3 in ounces/pint? I did all the conversions and the answer I got was 150ounces/pint? Is this correct? How to I solve this problem?

34. ## Math – Repost for Alex

Vinny bought 4 1/2 gallons of ice to serve. If a pint is 1/8 of a gallon, how many pint sized servings can be made 0 0 posted by Alex today at 4:48pm

35. ## science

I am learning about different blood types and antigens associate with them. I am wondering— why does the body reject blood types that contain foreign antigens? My teacher told me that there was a type of cells that are used in this response. I am not

36. ## science

I am learning about different blood types and antigens associate with them. I am wondering— why does the body reject blood types that contain foreign antigens? My teacher told me that there was a type of cells that are used in this response. I am not

37. ## Chemistry

I would really like to understand how to do these problems, because my exam is coming up in a few weeks. I still cannot comprehend how you can tell if a system is is positive or negative according to reaction. For #1, I presume it is E if it is spontaneous

38. ## Chemistry

I would really like to understand how to do these problems, because my exam is coming up in a few weeks. I still cannot comprehend how you can tell if a system is is positive or negative according to reaction. For #1, I presume it is E if it is spontaneous

39. ## health

what are the blood types, what blood type is the most common in most humans, and what do the positive and negative signs mean?

40. ## Health

1. Your respiratory system is the system in your body that is responsible for breathing. True False 2. The lungs are made up of thick fibrous tissue. True False 3. Internal respiration takes place in the alveoli. True False 4. The alveoli are located at

41. ## Statistics

In a blood clinic, each donor is asked to write on a piece of paper if they are HIV positive or not. To maintain privacy, before the donor writes on the paper, he throws a six-sided dice. If the dice is 6, then he is supposed to write “HIV Positive”

42. ## Statistics

When red blood cells are counted using a certain electronic counter, the standard deviation (SD) of repeated counts of the same blood specimen is about .8% of the true value, and the distribution of repeated counts is approximately normal. For example,

43. ## also…

also is it true that the nervous system needs the blood to circulate better so it could get to the skin and help the nerves work correctly…. Yes, the nervous system needs blood to make the nerve cells operate. See:

44. ## Math

The blood vascular system consists of blood vessels (arteries, arterioles, capillaries, and veins) that convey blood from the heart to the organs and back to the heart. This system should work so as to minimize the energy expended by the heart in pumping

45. ## Math

The blood vascular system consists of blood vessels (arteries, arterioles, capillaries, and veins) that convey blood from the heart to the organs and back to the heart. This system should work so as to minimize the energy expended by the heart in pumping

46. ## Economics

Suppose the U.S government decides that the incomes of dairy farmers should be maintained at a level that allows the traditional family dairy farm to survive. It therefore implements a price floor of \$1 per pint by buying surplus milk until the market

47. ## MATH – PLZ NEED HELP

Jill has 4 pints of water in a 4-pint bucket. Jack has an empty 1-pint bucket and an empty 3-pint bucket. None of the buckets has measurement markings. How can they divide the water so each has exactly 2 pints?

48. ## Math

Jill has 4 pints of water in a 4-pint bucket. Jack has an empty 1-pint bucket and an empty 3-pint bucket. None of the buckets has measurement markings. How can they divide the water so each has exactly 2 pints?

how do i convert these problem. thank you _____fl oz=4 gal _____fl oz=3 pt 3 mi=____ ft CAN SUMONE PLEZ HELP BE4 MY BEDTIME!!! http://www.pioneerthinking.com/measure.html You can look them up in here. Find out how many ounces (oz) in a pint, quart, gallon.

50. ## math

Marco has 3/4 pint of hot chocolate He is pouring it into cups that each hold 3/8 pint. How many cups can he fill

51. ## Chemistry (Check)

Classify each of these statements as always true, sometimes true, or never true 11)sometimes true 12)Never True 11)Scientific notation is used to express large numbers in convenlent form. 12)Siginificant figures include all the digits that can be known

52. ## math

6c=___pt Can someone show me steps please? You look up the conversion factor. There are two ways it can look; i.e., 2 cups = 1 pint OR 1 pint = 2 cups. Here is the way to do ALL conversions. ??pts = what you are given x conversion factor. ??pts = 6 cups x

53. ## science

Would iron be considered a substance or a mixture? How about blood? Iron is: http://en.wikipedia.org/wiki/Iron substance is a very general term: See definition 3: http://www.m-w.com/dictionary/substance Now blood is living tissue and as such very complex.

54. ## Math

Determine whether the statement is true, false, or sometimes true. Explain or show why. If x is positive and y = -x, then xy is negative. Is this always true or sometimes true?

55. ## phy

Doppler ultrasound is used to measure the speed of blood flow. If the speed of the red blood cells is v, the speed of sound in blood is u, the ultrasound source emits waves of frequency f, and we assume that the blood cells are moving directly toward the

56. ## Statistics

The rate of chlamydia infection was reported as 2.78% in a recent year. Under certain conditions, a preliminary screening test for the chlamydia bacterium is correct 96% of the time. One person is randomly selected from the population. find the true

57. ## math

1)Find the third iterate x3 of f(x)=x2-4 for an initial value of x0=2 A)-4 B)4 C)12 D)-12 I chose C 2)Use Pascal’s triangle to expand:(w-x)5 This ones long so I chose w5-5w4x+10w3x3-10w2x4+5wx4-x5 3)Use the binomial Theorem to find the third term in the

58. ## Stats Class HELP!

Twenty-five blood samples were selected by taking every seventh blood sample from racks holding 187 blood samples from the morning draw at a medical center. The white blood count (WBC) was measured using a Coulter Counter Model S. The mean WBC was 8.636

59. ## math

Suppose 48% of the general population of thw world has blood type O, 27% blood type A, and 23% blood type B. a. what is the probability that someone has type AB blood( assume that there are only four blood types? b. Of tjere are 30 people in a room,how

60. ## english project

What is the positive effects of blood plasma bags or blood banks. What is the size of one and what material is it made from. Impacts on the environment-the posirive and negative effects

61. ## statistics

12. The probability that the Dow Jones stock index will close above 18000 at the end of the year is an example of (a) classical probability. (b) subjective probability. (c) independent probability. (d) priory probability. 13. The probability calculated

62. ## algebra

True or false if the statement is not true give a counterexample. 1.If a>b,and c is positive, then ac>bc? 2.if a^2=b^2,then a=b? 3. If a>b,and c is positive,then a/c>b/c?

63. ## Science

Which of the following are ways u could contract a blood borne pathogen? Semen.toilet seats.vomit. mucous membrane secretions. Blood to blood. Mosquitos My answer is semen and blood to blood. Am I correct?

64. ## Biology

If agglutination occurs when blood with a certain antigen and blood with the corresponding antibody mix, why is blood type O the universal donor? Wouldn’t the A or B antibodies from the O type blood attack the blood antigens of the recipient and cause

65. ## psy

)]}> Economists continue to measure our country’s economic well being based solely on its Gross Domestic Product, or GDP. However, GDP measures only products and services bought and sold, with no regard with whether these money-generating transactions

66. ## Math

200 elementary school students were surveyed to find their blood groups. Of those, 55 were of blood group A, 85 of blood group B, and 21 of blood group O. What is the probability that a randomly chosen student has either blood group A or blood group B? A)

67. ## math help pls pls

The correlation coefficient for blood pressure and amount of vegetables eaten in a group of people is −0.7. Analyze the following statement: High blood pressure is caused by not eating vegetables. Is this a reasonable conclusion? No; blood pressure and

68. ## HELP PLSS SCIENCE

2. Which of the following is responsible for carrying nutrients to and waste from the body’s cells? (1 point) plasma red blood cells red and white blood cells white blood cells 3. _________ defend the body against disease. (1 point) Fibrin Red blood

Fats help maintain your cell membranes. (1 point) True False 12. Your body does not use energy when you sleep. (1 point) True False 13. People with anorexia nervosa eat large amounts of food and then purge. (1 point) True False 14. Your body image is the

70. ## science

2. Which of the following is responsible for carrying nutrients to and waste from the body’s cells? (1 point) plasma red blood cells red and white blood cells white blood cells 3. _________ defend the body against disease. (1 point) Fibrin Red blood

71. ## s

2. Which of the following explains why the heart is organized so that it pumps blood to two different locations? (1 point) to supply blood to two different sides of the body to allow a way for the blood to pick up new blood cells to move oxygen-poor blood

1) Sitting in class wearing ear buds during a lecture is effective listening. TRUE OR FALSE ~ (my answer is FALSE) 2) Defense mechanisms should be used as often as possible to deal with uncomfortable emotions. TRUE OR FALSE ~ (my answer is FALSE) 3) Daily

73. ## english

Although Max bled profusely before he died, there was no blood on the ground where his body was found. Therefore, he was killed somewhere else and brought here after the murder. a) true beyond a reasonable doubt b) probably true c) possibly true or

74. ## AP Chemistry

Hey guys! I have answers, but am confused. Please and thanks for any help! A) Which of the following is false? 1.A spontaneous change occurs by itself without assistance. 2.The greater the statistical probability of a state, the greater is its entropy. 3.A

75. ## statistics

(Blood Test Problem) Suppose 100 people are waiting for blood test for a kind of disease. The probability that for one person the test result is positive equals 0.1. Two test methods are as follows: Method 1: Test one by one. Then we have to do 100 tests.

76. ## Physiology

Glial cells normally lose their mitotic ability prior to birth True or False Which of the following is NOT a function of astrocytes? a. can take up NT from a synapse b.can stimulate or inhibit neurons c.needed to form synapses in the CNS d.Phagocytose

77. ## Biology 30

For ABO blood groups in the humans, the A and B genes are codminant. Both A and B are dominant over O a. Identify the possible blood types in the children of a man with blood type O and a woman with blood type AB. My work: The possible blood types that the

78. ## poiseuille’s law

GIVEN: L = 3.0 cm = 0.03 m r = 0.3 mm = 0.0003 m (delta) y = 1.0 m 1 pint = 500 cm^3 [approx.] given a) Find the rate of flow, F = ? b) How long will it taken to inject 1 point of blood, t = ? a & b) I know we need to find the pressure or speed. F = (P at)

please check my answer thanks True or false Blood gains oxygen when it passes through the liver I said True

please check my answer thanks True or False Blood gains oxygen when it passes through the liver I said true

81. ## Health/ Basic Clinical Procedures

please check my answer thanks True or False Korotkoff sounds are related to the determination of blood pressure I picked True

82. ## Chemistry

Calcium chloride, CaCl2, is used in “hot packs”. When the solid is mixed with water, the products are favored. Based on this information, which of the following is true for the values of ΔH and ΔS for the dissolving process? CaCl2 (s) → Ca2+ (aq) +

83. ## To: Economyst

Hi there. You helped me with a couple of questions regarding Econ. I appreciate the help but my issue is I don’t understand how you calculate the minimum average variable cost or the output that maximizes profit. I do understand that the price is more than

84. ## statistics

Ashley and Sanjay are donating blood at a local hospital. As a standard practice, the blood is screened for anemia (low levels of red blood cells), and the results are given to each donor as a z score, ranging from negative scores (low amounts of red blood

85. ## Math

If cost = -0.42 and cosw = -0.80, both t and w are positive, and the angles determined by t and w are in quadrant 3, then which of the following statements is true? Here is my answer (B)…. a. t > w B. w > t(X) c. Cannot be determined please explain why I

86. ## Math

In a circle, the measure of an inscribed angle is one-half the measure of its intercepted arc. Is this true or false?

87. ## Science/Health

2. Which of the following explains why the heart is organized so that it pumps blood to two different locations? A. to supply blood to two different sides of the body B. to allow a way for the blood to pick up new blood cells C. to move oxygen-poor blood

True/False Indicate whether the statement is true or false. 11. A person with good self-esteem is willing to try new things. (1 point) True False 12. Stress can be positive or negative. (1 point) True False 13. Giving away prized possessions can be a sign

89. ## Economics

What is the primary difference between normative and positive economics? A. Positive economics makes value judgments inappropriate to scientific research. B. Normative economics is more firmly rooted in scientific tradition. C. Governments use normative

90. ## Statistics

Answer “True” if the statement is always true. If the statement is not always true, replace the underlined words with words that make the statement always true. Alpha is the measure of the area under the curve of the standard score that lies in the

91. ## math

A punch recipe calls for 2/3 of pint juice to one pint soda, What is ratio of soda to juice?

92. ## helath help

11. Fats help maintain your cell membranes. (1 point)True False 12. Your body does not use energy when you sleep. (1 point)True False 13. People with anorexia nervosa eat large amounts of food and then purge. (1 point)True False 14. Your body image is the

93. ## Biology

Which of the following is the purpose of valves in the venous circulatory system? A. Promoting movement of oxygenated blood toward the heart B. Facilitating stasis of blood in the veins C. Propelling blood through the vena cava D. Preventing backward flow

94. ## Math

a technician draws 10 cc of a patients blood to be tested for cholesterol and for red blood cells. identify a.the sample b.the population c. the variable being studied i attempted but im not sure if its right…i said a) the 10 cc of blood b) the patients

95. ## Math

The cost of staying at a hotel can be found using the function y = 129x + 9.95, where x is the number of days a guest stays at the hotel and y is the cost in dollars. The cost includes a flat fee for Internet access. If the fee for Internet access is not

96. ## Macroeconomics

What is the primary difference between normative and positive economics? A. Positive economics makes value judgments inappropriate to scientific research. B. Normative economics is more firmly rooted in scientific tradition. C. Governments use normative

97. ## physics

The left ventricle of the heart accelerates blood from rest to a velocity of +26 cm/s. Assume the displacement of the blood is linear and is +2.0 cm c) Determine the acceleration of the blood in cm/s2. d) How much time does blood take to reach its final

98. ## Physics

In the human body, blood travels faster in the largest blood vessel, the aorta than in any other blood vessel. Given an average speed of 30 cm/s, how long would it take the blood to travel 5 cm?

99. ## Math

1. Find the angle of smallest positive measure coterminal with an angle of the given measure: a. 520 b. – 75 2. Points A (1,0) and B (.6,-.8) are points on a unit circle O. If the measure of angle AOB = 0 Find a. sin 0 b. cos 0 c.

100. ## Math

1. Find the angle of smallest positive measure coterminal with an angle of the given measure: a. 520 b. – 75 2. Points A (1,0) and B (.6,-.8) are points on a unit circle O. If the measure of angle AOB = 0 Find a. sin 0 b. cos 0 c.