Cerebral blood flow is regulated by ________.
A) skin temperature
B) ADH
C) the hypothalamic thermostat
D) intrinsic autoregulatory mechanisms
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Question 2) The most important role of the spleen is to provide a site for lymphocyte proliferation and immune surveillance and response.
Indicate whether the statement is true or false
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Question 3) Which of the following would have the least influence on blood pressure?
A) peripheral resistance
B) cardiac output
C) white blood cell count
D) blood volume
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Question 4) How are lymphatic capillaries affected by tissue inflammation?
What will be an ideal response
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Question 5) The velocity and pressure of blood is slowest and lowest in the capillary beds. Which of the following is not an accurate description of the benefits of slow, low pressure blood in the capillary beds?
A) Lower pressure on the venus end of the capillary bed allows for greater reabsorption of fluid back to the plasma.
B) Slower blood flow through capillaries allows more time for diffusion to take place in the capillary bed.
C) Lower pressure in the capillary bed helps to increase pressure in the venus circulation.
D) Lower pressure reduces the chance of injury to delicate capillary vessels.
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Question 6) In the spleen, red pulp is involved in the immune functions and white pulp is involved in disposing of worn-out RBCs.
Indicate whether the statement is true or false
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Question 7) Define the term MALT. What is its function?
What will be an ideal response
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Question 8) Which vessel(s) of the heart receive(s) blood from the right ventricle?
A) pulmonary trunk
B) aorta
C) pulmonary veins
D) venae cavae
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Question 9) A thrombus (blood clot) in the first branch of the arch of the aorta would affect the flow of blood to the ________.
A) left upper arm
B) myocardium of the heart
C) left side of the head and neck
D) right side of the head and neck and right upper arm
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Question 10) If even a small part of the spleen is left in a ten-year-old child, it will most likely regenerate itself.
Indicate whether the statement is true or false
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