Human Physiology: An Integrated Approach (7th Edition)
7th Edition
ISBN: 9780321981226
Author: Dee Unglaub Silverthorn
Publisher: PEARSON
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Textbook Question
Chapter 1, Problem 14RQ
A group of biology majors went to a mall and asked passersby, “Why does blood flow?” These are some of the answers they received. Which answers are teleological and which are mechanistic? (Not all answers are correct, but they can still be classified.)
- a. Because of gravity
- b. To bring oxygen and food to the cells
- c. Because if it didn’t flow; we would die
- d. Because of the pumping action of the heart
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Which of the following statements is correct?
a. Arteries carry blood away from the heart and veins carry blood to the heart.
b. Arteries carry blood to the heart and veins carry blood away from the heart.
C. All arteries carry oxygen-rich blood and veins carry oxygen-poor blood.
d. Arteries carry oxygen-poor blood and veins carry oxygen-rich blood.
26. A person with a low white blood cell count would have difficulty.
a. Blood clotting
b. Breathing
c. Moving
d. Fighting disease
27. Which of the following was one of the three things you should do to keep your heart healthy?
a. Take drugs
b. Eat a lot of junk food
c. Don't smoke
d. Don't exercise
28. What structure prevents the backwards flow of blood?
a. Dam
b. Valve
c. Canal
d. Tunnel
e. Blood Vessel
Cardiomyocytes are similar to skeletal muscle because: a. they beat involuntarily b. they are used for weight lifting c. they pulse rhythmically d. they are striated
Chapter 1 Solutions
Human Physiology: An Integrated Approach (7th Edition)
Ch. 1 - If a person eats 12 milligrams (mg) of salt in a...Ch. 1 - Glucose is metabolized to CO2 and water. Explain...Ch. 1 - What is the drawback of having only a single...Ch. 1 - Prob. 4CCCh. 1 - Students in the laboratory run an experiment in...Ch. 1 - Prob. 6CCCh. 1 - Define physiology. Describe the relationship...Ch. 1 - Name the different levels of organization in the...Ch. 1 - Prob. 3RQCh. 1 - Prob. 4RQ
Ch. 1 - Define homeostasis. Name some regulated variables...Ch. 1 - Name four major themes in physiology.Ch. 1 - Put the following parts of a reflex in the correct...Ch. 1 - The name for daily fluctuations of body functions...Ch. 1 - Mapping exercise: Make a large map showing the...Ch. 1 - Distinguish between the items in each group of...Ch. 1 - Name as many organs or body structures that...Ch. 1 - Prob. 12RQCh. 1 - Explain the differences among positive feedback,...Ch. 1 - A group of biology majors went to a mall and asked...Ch. 1 - Although dehydration is one of the most serious...Ch. 1 - Prob. 16RQCh. 1 - You performed an experiment in which you measured...Ch. 1 - Prob. 18RQCh. 1 - Prob. 19RQ
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- Apparatuses used in Physiology: 1. Discuss briefly the purpose of each apparatus. a. Kymograph b. Inductorium c. Signal Magnet d. Simple Key e. Heart Lever f. Hand electrodearrow_forwardOrganisms with circulating body fluid that is separate from the fluid surrounding the body cells have a/an A. Closed circulatory system B. Gastrovascular cavity C. Open circulatory system D. Heart and blood vesselsarrow_forwardWhat does the liver do for the cardiovascular system?a. The liver makes antithrombin to inactivate thrombin.b. The liver works with the kidneys to remove old, worn-out RBCs.c. The liver contributes to blood clotting by making clotting factors.d. The liver breaks down heme to bilirubin and iron.e. The liver makes clotting factors for fibrinolysis.arrow_forward
- What happens in the tissues of this structure as a result of a lower than normal of plasma proteins in the concentration blood? Select one: a. Fluid is lost from the tissues due to a decrease in osmotic pressure. b. Fluid is lost from the tissues due to a decrease in blood pressure. c. Fluid accumulates in the tissues due to a decrease in blood pressure. d. Fluid accumulates in the tissues due to a decrease in osmotic pressure.arrow_forwardA major advantage of a double circulation is thata. blood can be pumped to the upper portions of the body by onecircuit and to the lower portions of the body by the other circuit.b. each circuit can pump blood at a different pressure to optimize thefunction of each.c. the oxygenated blood can mix with the deoxygenated blood beforebeing pumped to the tissues of the body.d. less energy is required to provide nutrients and oxygen to the tissuesof the body.e. All of the above are advantages of a double circulation.arrow_forwardIn humans the wall of the left ventricle is thicker than that of the right ventricle. This adaptation is due to the fact that the left ventricle Select one: O a. pumps blood to the extremities of the body O b. pumps blood that is low in oxygen content O C. is smaller than the right ventricle O d. pumps blood to the left and right lungsarrow_forward
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The Cardiovascular System: An Overview; Author: Strong Medicine;https://www.youtube.com/watch?v=Wu18mpI_62s;License: Standard youtube license