Define systole and diastole. Which heart chambers are usually referenced when these terms are used?
What will be an ideal response
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Question 2) The form of circulatory shock known as hypovolemic shock is ________.
A) shock that results from large-scale loss of blood volume, or after severe vomiting or diarrhea
B) always fatal
C) the form of shock caused by anaphylaxis
D) any condition in which blood vessels are inadequately filled and blood cannot circulate normally
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Question 3) Hemorrhage with a large loss of blood causes ________.
A) no change in blood pressure but a slower heart rate
B) a lowering of blood pressure due to change in cardiac output
C) no change in blood pressure but a change in respiration
D) a rise in blood pressure due to change in cardiac output
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Question 4) Reduction in the concentration of albumin in blood plasma would alter capillary exchange by ________.
A) increasing hydrostatic pressure and blood volume, blood pressure increases
B) decreasing colloid osmotic pressure and edema will occur
C) increasing hydrostatic pressure and edema will occur
D) decreasing colloid osmotic pressure and blood volume, blood pressure increases
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Question 5) Whereas diffusion is more important for solute exchange between plasma and interstitial fluid, bulk flow is more important for regulation of the relative volumes of blood and interstitial fluid.
Indicate whether the statement is true or false
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Question 6) Exercise results in skeletal muscles compressing veins which encourages blood to return to the heart. In this scenario, which of the following is correct?
A) preload increases
B) venous return decreases
C) stroke volume decreases
D) end diastolic volume (EDV) decreases
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Question 7) For each of the following situations, describe the anticipated effect on blood pressure and the physiological basis of the response: (1) a high-salt diet, (2) a blow on the head that damages (disables) the vasomotor center, (3) an attack by a mugger,
and (4) a hypothalamic tumor resulting in excess ADH production.
What will be an ideal response?
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Question 8) Which of the events below does NOT occur when the semilunar valves are open?
A) Ventricles are in diastole.
B) Blood enters pulmonary arteries and the aorta.
C) Ventricles are in systole.
D) AV valves are closed.
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Question 9) The influence of blood vessel diameter on peripheral resistance is ________.
A) significant because resistance is inversely proportional to the fourth power of the vessel radius
B) significant because resistance is directly proportional to the blood vessel diameter
C) insignificant because vessel diameter does not vary
D) the only factor that influences resistance
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Question 10) Matching
A) Inferior mesenteric artery
B) Internal iliac artery
C) Common hepatic artery
D) Renal artery
E) Aorta
11) Largest artery of the body.
12) Supplies the kidney.
13) Supplies the duodenum and stomach.
14) Supplies the distal areas of the large intestine.
15) Supplies pelvic structures.
16) Artery that does not anastomose
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