Parasympathetic stimulation of the heart

a. increases venous return to the heart.
b. has an impact on the ventricular conduction pathway.
c. increases the number of cross-bridges that can form during contraction.
d. increases the strength of contraction.
e. none of these.


E

Anatomy & Physiology

You might also like to view...

Which of these hormone pairs have antagonistic (opposite) effects?

A. Melatonin and insulin B. Oxytocin and follicle-stimulating hormone C. Antidiuretic hormone and growth hormone D. Thyroxine and triiodothyronine E. Calcitonin and parathyroid hormone

Anatomy & Physiology

Think of reasons why sedative drugs, like acepromazine, would not be a good choice for treating animals with aggression?

What will be an ideal response?

Anatomy & Physiology

What compound/molecule produced by connective tissue is a rubber band-like protein fiber?

a. fibrin b. fibrinogen c. elastin d. glucosamine e. chondroitin

Anatomy & Physiology

Constriction of umbilical blood vessels during vaginal birth ________:

a. causes respiratory alkalosis b. inhibits the respiratory center in the brain c. elevates carbon dioxide levels in the blood d. both a and b

Anatomy & Physiology