31) The female homologue of the male scrotum is the
A) ovary.
B) labia majora.
C) penile urethra.
D) bulb of the vestibule.
32) A woman's sex cells (germ cells) originate embryologically
A) in the innermost part of the gonad.
B) from the germinal epithelium of the ovary.
C) from the follicular cells of the follicles.
D) from yolk sac endoderm.
33) In cows, the nipples (teats) are in the groin region, not in the midthorax as in humans. What is the most logical reason for this difference between cows and people?
A) Cows' mammary glands have entirely different embryonic origins from human ones.
B) Male cows do not produce milk.
C) Cows are more likely to develop inguinal hernias, and their mammary glands protect against that.
D) Cows' mammary glands arise from a different part of the milk line.
34) The function of the pampiniform plexus of veins is to
A) help prevent hernias.
B) help cool blood.
C) form the outer wall of the spermatic cord.
D) form hydroceles.
35) At what point during fetal development is the decidua basalis/chorionic villi collectively referred to as the placenta?
A) the first month
B) the ninth month
C) the start of fourth month
D) the end of second month
36) A woman has developed a cancerous lump in each breast, and the skin of the breasts is dimpled. What structure(s) is (are) causing the dimpling?
A) pectoralis major muscle
B) pectoralis minor muscle
C) smooth muscle cells around the ducts of the large glands in the breast
D) suspensory ligaments of the breast
37) All of the following are adaptations for keeping the testes cool
except
the
A) descent of the testes into the scrotum before birth.
B) pampiniform plexus of veins.
C) cremaster and dartos.
D) testicular artery.
38) The seminal vesicles
A) store sperm.
B) are glands that secrete most of the volume of the semen.
C) secrete digestive enzymes when cancerous.
D) empty into the epididymis.
39) In breast cancer, the cancer cells usually originate from the
A) lactiferous ductules.
B) cuboidal acinar cells.
C) fat cells in the breast.
D) endothelium of the lymph vessels in the breasts.
40) Which testicular cells help deliver sperm to the epididymis by contracting rhythmically?
A) interstitial
B) myoid
C) sustentocytes
D) type A spermatocytes