Bio 669 – Exam 3 Exam Questions With Revised Correct Detailed Answers |ALREADY GRADED A+ PASS 2024
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Course
BIO 669
Institution
BIO 669
Bio 669 – Exam 3
Questions With Revised
Correct Detailed Answers
|ALREADY GRADED A+ PASS 2024
1) The volume/pressure inside the ventricle at the end of
diastole is termed the:
A. Ejection fraction
b. Cardiac output
c. Preload
d. Afterload - ANSWER
c. Preload
2) Whi...
Bio 669 – Exam 3
Exam Questions With Revised
Correct Detailed Answers
|ALREADY GRADED A+ PASS 2024
1) The volume/pressure inside the ventricle at the end of
diastole is termed the:
A. Ejection fraction
b. Cardiac output
c. Preload
d. Afterload - ANSWER c. Preload
2) Which of the following is an INCORRECT statement related to
Poiseuille's law?
a. The resistance to flow is directly proportional to the vessel
length
b. The resistance to flow is inversely proportional to blood
viscosity.
,c. The resistance of flow is inversely related to the radius of
tube to the 4th power.
d. The flow of blood is directly to the flow of the lumen -
ANSWER b. The resistance to flow is inversely proportional
to blood viscosity
3) Myocardial remodeling of the affected area is a process that
results in:
a. Myocardial cells that are persistently ischemic and undergo
metabolic adaptation to prolong survival
b. Hypertrophy that occurs with loss of contractile function
c. temporary loss of contractile function that persists for hours
to days after restoration of perfusion
d. Fibroblast proliferation and severe inflammatory response -
ANSWER b. Hypertrophy that occurs with loss of contractile
function
4) A hormone not involved in sugar metabolism is:
a. Insulin
b. Glucagon
c. Aldosterone
d. Cortisol - ANSWER c. Aldosterone
, 5) A possible symptom of an expanding pituitary tumor not
related to hormones includes:
a. Visual disturbances
b. Muscle weakness
c. Respiratory depression
d. Hearing disturbances - ANSWER a. Visual disturbances
6) The regulation shown by a hormone feeding back on the
organ that released it, in addition to the physiologic effect
feeding back on that same producing/secreting organ that
released the hormone is termed:
a. Long feedback loop
b. Positive feedback
c. Ultra short feedback loop - ANSWER c. Ultra short
feedback loop
Which of the following characteristics is typical of rapid and
long lasting response hormones?
a. Binds to surface receptors
, b. Carrier bound and lipid soluble
c. Dissolved in plasma, water soluble
d. High molecular weight - ANSWER b. Carrier bound and
lipid soluble
Chromaffin cells are found in the:
a. Anterior pituitary gland
b. Adrenal gland
c. Parathyroid gland
d. Pineal gland - ANSWER b. Adrenal gland
Besides having anti-inflammatory effects, cortisol (and thus
most glucocorticoids) will also:
a. lower glucose levels in the blood
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