Question 44 A sudden increase in blood pressure would stimulate the baroreceptor
ID: 3511724 • Letter: Q
Question
Question 44
A sudden increase in blood pressure would stimulate the baroreceptors in the aorta and result in
A.
Reduced heart rate
B.
Increased heart rate
C.
The aorta has no role to play in heart rate modulation
D.
The release of ADH (antidiuretic hormone)
Question 6
An agent that reduces skeletal muscle blood flow during incremental exercise would
A.
Reduce VO2peak(che)
B.
Increase preload
C.
Increase cardiac output
D.
All of the above
Question 7
In regards to muscle action, ATP is necessary... (select all that apply)
A.
for actin and myosin to return to a weak binding state
B.
in order to cock the myosin head
C.
for actin binding sites to become fully accesible to myosin heads
D.
for muscle to relax
Question 8
The following is true about rate pressure product
A.
It’s the product of heart rate and mean arterial pressure
B.
Product of systolic blood pressure and stroke volume
C.
It’s an index of myocardial oxygen demand
D.
None of the above
Question 12
A tumor of the adrenal medulla that produces medullary hormones would
A.
Cause elevated heart rate and blood pressure
B.
Severe weight gain(Chegg)
C.
Both of the above
D.
None of the above
Question 16
A drug which blocks the cortisol receptors of the liver and skeletal muscle during exercise would contribute to...
A.
a decrease in plasma free fatty acid concentration
B.
an increase in blood glucose levels
C.
a decrease in blood glucose levels
A.
Reduced heart rate
B.
Increased heart rate
C.
The aorta has no role to play in heart rate modulation
D.
The release of ADH (antidiuretic hormone)
Explanation / Answer
Question 44:
ANSWER is A: Reduced heart rate
A sudden increase in blood pressure would stimulate the baroreceptors in the aorta and result in Reduced heart rate
Question 6:
Answer is A: Reduce VO2peak(che)
An agent that reduces skeletal muscle blood flow during incremental exercise would Reduce VO2peak.
Question 8
Answer: C, It’s an index of myocardial oxygen demand
The following is true about rate pressure product It’s an index of myocardial oxygen demand
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