4. Solve the following proportions for x: 6/36 = x/48 9:72 = x:64 %3D 24/144 = 18/x x/27 = 17/81 %3D 5. At rest, the left ventricle of the heart pumps 5,000 mL of blood per minute. Blood flow to the kidneys is approximately 1,200 mL per minute at rest. Assuming that renal blood flow increases in proportion to total blood flow, what will be the blood flow to the kidneys if the heart pumps 7,000 mL/min? Show your work! renal blood flow = 6 An electrocardiogram is recorded on mm-grid chart paper moving at a speed of 25 mm/s. If the recorded distance between heart beats is 20 mm, what is the subject's heart rate in beats per minute? Show your work! heart rate %3D 15
4. Solve the following proportions for x: 6/36 = x/48 9:72 = x:64 %3D 24/144 = 18/x x/27 = 17/81 %3D 5. At rest, the left ventricle of the heart pumps 5,000 mL of blood per minute. Blood flow to the kidneys is approximately 1,200 mL per minute at rest. Assuming that renal blood flow increases in proportion to total blood flow, what will be the blood flow to the kidneys if the heart pumps 7,000 mL/min? Show your work! renal blood flow = 6 An electrocardiogram is recorded on mm-grid chart paper moving at a speed of 25 mm/s. If the recorded distance between heart beats is 20 mm, what is the subject's heart rate in beats per minute? Show your work! heart rate %3D 15
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Help for question 5
![4. Solve the following proportions for x:
6/36 = x/48
9:72 = x:64
%3D
24/144 = 18/x
x/27 = 17/81
%3D
5. At rest, the left ventricle of the heart pumps 5,000 mL of blood per minute. Blood flow to the
kidneys is approximately 1,200 mL per minute at rest. Assuming that renal blood flow increases
in proportion to total blood flow, what will be the blood flow to the kidneys if the heart pumps
7,000 mL/min? Show your work!
renal blood flow =
6 An electrocardiogram is recorded on mm-grid chart paper moving at a speed of 25 mm/s. If the
recorded distance between heart beats is 20 mm, what is the subject's heart rate in beats per minute?
Show your work!
heart rate
%3D
15](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd38a7b89-d625-4c8a-af82-d6def33d8db5%2F23f395cb-b735-4d2a-a366-344bd58084eb%2F5feys8p.jpeg&w=3840&q=75)
Transcribed Image Text:4. Solve the following proportions for x:
6/36 = x/48
9:72 = x:64
%3D
24/144 = 18/x
x/27 = 17/81
%3D
5. At rest, the left ventricle of the heart pumps 5,000 mL of blood per minute. Blood flow to the
kidneys is approximately 1,200 mL per minute at rest. Assuming that renal blood flow increases
in proportion to total blood flow, what will be the blood flow to the kidneys if the heart pumps
7,000 mL/min? Show your work!
renal blood flow =
6 An electrocardiogram is recorded on mm-grid chart paper moving at a speed of 25 mm/s. If the
recorded distance between heart beats is 20 mm, what is the subject's heart rate in beats per minute?
Show your work!
heart rate
%3D
15
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