The thickened area of the blastocyst from which the embryo develops is called the ________.
A. zygote
B. trophoblast
C. blastocele
D. inner cell mass
E. morula
Answer: D
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The first month of extrauterine life is the ________ period. 977) 95
Fill in the blank(s) with the appropriate word(s).
Varicose veins develop mainly from the incompetent function of the
a. connective tissue lining b. endothelium c. lack of a pressure gradient d. smooth muscle e. valves
Which is NOT associated with the renal corpuscle?
A) a fenestrated capillary B) a podocyte C) a vasa recta D) an afferent arteriole
Which muscles make up the pelvic diaphragm?
A) levator ani (iliococcygeus and pubococcygeus), coccygeus, and external anal sphincter B) deep transverse perineal muscle and external urethral sphincter C) bulbospongiosus, ischiocavernosus, and superficial transverse perineal D) bulbospongiosus, coccygeus, and deep transverse perineal muscle E) ischiocavernosus, external urethral sphincter, and external anal sphincter