those granulosa cells that remain attached to the zona pellucida. The
cumulus oophorus (notlabeled) represents those granulosa cells that sur-
round the oocyte (B)and connect it to the wall. Structure Ais the mem-
brana granulosa.
253.The answer is b.(Kumar, pp 1120–1121. Junqueira, pp 452–453.)
Lactating mammary gland is shown in the photomicrograph. It synthesizes
milk including antibodies from IgA secreting plasma cells in the connective
tissue of the gland. The lactating mammary gland differs histologically
from the thyroid gland (answer a)in the presence of lactiferous ducts for
exocrine secretion compared to the endocrine secretion of the thyroid. The
placenta removes waste products during gestation (answer c);secretions
from the seminal vesicle [fructose, prostaglandins and other proteins,
(answer d)] facilitate clotting of ejaculated semen; and prostatic secretions
( zinc, citric acid, antibiotic-like molecules, and enzymes) enhance sperm
function(answer e).
Reproductive Systems Answers 383