What is the function of the tunica interna?
A. Secretes a chemical to repel platelets so blood can easily flow through the vessel
B. Anchors the vessel to surrounding tissue
C. Contracts to move the blood through the vessel
D. None of these are correct.
Answer: A
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Changes in digestive function related to parasympathetic function are associated with:
a. external influences b. local changes in the digestive tract c. intrinsic nerve plexus d. extrinsic autonomic nerves e. gastrointestinal hormones
Which congenital condition is found in male babies only and arises when the urethral orifice is located on the ventral surface of the penis?
A) renal calculi B) glomerulonephritis C) hypospadias D) cystitis
Using directional terminology, one could say that the muscles of the arm are __________ to the bones of the arm.
Fill in the blank(s) with the appropriate word(s).
During the secretory phase, the corpus luteum secretes ____ levels of estrogen and ____ levels of progesterone
a. high, high b. high, low c. low, high d. low, low