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What is pathophysiology of fluid in the tissues from congestive heart failure?
a. when blood is too watery it cannot attract water molecules back from the tissues
b. when sodium and potassium levels are too low
c. when subjects have hypoproteinemia
d. subjects lose muscle mass
e. a kidney effect (retaining water to raise BP) and a back up of fluid from the failing pump -
Answer e. a kidney effect (retaining water to raise BP) and a back up of fluid from the failing
pump
Who was the first guy to hypothesize that blood traveled in a circuit, returning to the heart?
a. Italian guy, Galen
b. Chinese guy, Huang Ti
c. British guy, William Harvey - Answer b. Chinese guy, Huang Ti
Which of the following describes a layer of an arterial wall?
a. tunica media is made up of a single layer of epithelium and a basement membrane
b. tunica interna is made up of a tough connective tissue
c. tunica media made up of smooth muscle
d. tunica externa is made up of a single layer of epithelium and a basement membrane - Answer
c. tunica media made up of smooth muscle
Which of following conditions would NOT likely to cause a drop in the blood perfusion
(ischemia) of a tissue?
a. low blood pressure
, Which of the following statements is TRUE regarding the 3 arterial sense organs?
a. transmit information to brainstem to regulate BMR blood glucose and blood urea
b. found in the pulmonary arteries one is found in the brachiocephalic trunk
c. One senses blood pressure while the other two look at carbon dioxide and blood pH or other
chemicals - Answer c. One senses blood pressure while the other two look at carbon dioxide
and blood pH or other chemicals
According to our notes, which of the following is a common example of a disease or problem
that would cause damage to the valves?
a. rheumatic fever
b. atherosclerosis
c. chronic hypertension
d. obesity
e. arteriosclerosis - Answer a. rheumatic fever
Which of the following is NOT one of the control mechanisms for blood pressure?
a. sympathetic and parasympathetic nervous system
b. direct monitoring carried out by the medulla
c. higher brain centers in the cerebral cortex
d. vena cava have an intrinsic set point that triggers positive feedback - Answer d. vena cava
have an intrinsic set point that triggers positive feedback
During exercise, there is typically decreased perfusion to the brain
True or false - Answer false
The pressure from arterial side of capillaries cause much of the liquid plasma to filter out, but
venous capillaries reabsorb about _____ of the fluid.