Why would stroke volume increase during exercise?
Parasympathetic discharge increases cardiac contractilityVasodilation of working muscles increases venous return to the heartVasoconstriction of peripheral venous blood reservoirs increases venous return
A. I and III only
B. I only
C. II and III only
D. I , II, and III
Answer: C
You might also like to view...
Which of the following factors may predispose the elderly to anemia?
I. Replacement of red bone marrow in long bones with fatty marrow II. GI atrophy III. GI bleeding Iv. Insufficient income to purchase nutritious food a. I and III only c. I, II, and III only b. I, II, III, and IV d. II and III only
Medical Web sites are very helpful for patients with long-term or chronic illnesses or conditions
Indicate whether the statement is true or false
Code for cryopreservation, freezing and storing the cells, each cell line
A) 88240 B) 88241 C) 88245 D) 88248
____________________ results in direct stimulation of the adrenal medulla resulting in the release of epinephrine (adrenalin) and norepinephrine (noradrenalin)
a. Collateral stimulation b. Parasympathetic stimulation c. Endocrine stimulation d. Sympathetic stimulation