How do the muscles of the urogenital triangle control the functions of this area?
What will be an ideal response?
The urogenital triangle is the anterior half of the perineum. The superficial muscles in this region are those of the external genitalia, which overlie the deeper muscles that strengthen the pelvic floor and encircle the urethra. These muscles form sphincters around the urinary openings in both males and females, and the vaginal opening in females.
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The ____________________ vertebra is the vertebra prominens.
Fill in the blank(s) with the appropriate word(s).
Eumelanin and pheomelanin are
A. reddish-yellow and brownish-black pigments, respectively. B. brownish-black and reddish-yellow pigments, respectively. C. present in excess in a person with albinism. D. types of keratin.
Which of the following is NOT an anatomical component of the elbow?
a) articular capsule. b) ulnar collateral ligament. c) radial collateral ligament. d) anular ligament of the radius. e) tendon of the biceps brachii muscle.
The major function of the arterioles is to
a. regulate flow of blood through capillary beds b. distribute the cardiac output to tissues c. serve as a pressure reservoir d. convert the intermittent flow from the heart to a steady outflow e. perform functions a and b