Which statement regarding autonomic innervation of the heart is correct?
A) The release of norepinephrine (NE) and epinephrine (E) by the adrenal medulla decreases the force and degree of contraction.
B) Norepinephrine released by sympathetic neurons increases the heart rate.
C) Acetylcholine released by parasympathetic neurons results in increased heart rate.
D) Parasympathetic release of norepinephrine at synapses in the myocardium result in an increase in stroke volume.
E) Acetylcholine released by sympathetic neurons result in an increase in the force of cardiac contractions.
Correct Answer:
Verified
Q105: Choose the correct statement regarding the atrial
Q106: The amount of venous blood conveyed to
Q107: Regarding cardiodynamics, which of the following relationships
Q108: Explain the significance of the thickness of
Q109: Some people justify their smoking habit by
Q110: Which of the following most likely occurs
Q111: According to the Frank-Starling principle, a more
Q112: When the heart rate and stroke volume
Q114: _ release results in a decrease in
Q115: If a decline in blood pressure or
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents