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BIO 669 EXAM 2 QUESTIONS & ANSWERS VERIFIED 100% CORRECT!!
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BIO 669 EXAM 2 QUESTIONS & ANSWERS VERIFIED 100% CORRECT!!
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BIO 669 EXAM 2QUESTIONS &
ANSWERS VERIFIED
100% CORRECT!!
BIO 669
Evatee 8/8/24 BIO 669
,BIO 669 EXAM 2 QUESTIONS & ANSWERS
VERIFIED 100% CORRECT!!
Thromboangiitis obliterans (Buergers disease) is an autoimmune condition that
is:
a. A result of over activation of the intrinsic and extrinsic clotting system
systemically
b. Characterized by attacks of vasospasm in the small arteries and arterioles of
the fingers and toes
c. Strongly associated with smoking
d. Associated with janeway lesions and Oslers Nodes Answer - c. Strongly
associated with smoking
Which of the following is not a systemic disease that is associated with
Raynaud's Phenomenon?
a. Congestive heart failure
b. Collagen vascular diseases such as scleroderma
c. Pulmonary hypertension
,d. Myxedema or smoking Answer - a. Congestive Heart Failure
Which of the following is NOT a primary factor in determining preload?
a. Venous return during diastole
b. End systolic volume
c. Total peripheral (systemic) resistance
d. All of the above are primary factors of preload Answer - c. Total peripheral
(systemic) resistance
Which of the following statements are INCORRECT
a. The mean arterial pressure is the average force of pushing blood through the
systemic circuit.
b. The pulse pressure is the difference between systolic and diastolic pressures
c. A decrease in aortic compliance increases its stiffness and thus can lead to an
increase in pulse pressures
d. Prostacyclins, which are diminished by NSAIDs, are vasoconstrictors. Answer
- d. Prostacyclins, which are diminished by NSAIDS, are vasoconstrictors
Which of the following is incorrect regarding the isometric contraction phase of
the cardiac cycle?
, a. Blood does not flow through the heart at this time.
b. The atria are contracting
c. The valves are closed
d. It occurs during ventricular systole Answer - b. The atria are contracting
The resistance of movement of blood from the left ventricle to the aorta is
termed the:
a. Ejection fraction
b. Compliance
c. Preload
d. Afterload Answer - d. Afterload
Natriuretic peptides act by:
a. Stimulates secretion of Na+ (and thus decreases urine volume) from the
kidneys
b. Stimulated the release of Na+ (thus increases urine volume) from the
kidneys
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