What is the major factor controlling stroke volume during resting periods?
A. Sympathetic input
B. Parasympathetic input
C. Venous return to the heart
D. Peripheral resistance changes
Answer: C. Venous return to the heart
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Jasmine has high blood pressure and an increased glomerular filtration rate (GFR). How does the tubuloglomerular feedback mechanism restore normal pressure in her glomerulus?
A) The juxtaglomerular (JG) cells increase production of renin. B) The efferent arteriole constricts. C) The afferent arteriole vasodilates. D) The juxtaglomerular (JG) cells decrease production of renin.
The acetabular __________ is a lip of connective tissue that deepens the socket of the hip and helps stabilize the joint.
Fill in the blank(s) with the appropriate word(s).
Which of the following digestive regions is responsible for the propulsion of materials into the esophagus?
a. pharynx b. salivary glands c. gallbladder d. stomach
Describe the blastocyst and its role in implantation
What will be an ideal response?