Exam 18: The Reproductive System

The following series of 6 questions refer to the accompanying diagram of the ovarian cycle. -When does the luteal phase end?

The four phases of the sexual cycle in both sexes are ____________________, ____________________, ____________________, and ____________________ phases.

Indicate the chromosomal composition of each of the following stages of developing sperm by using the answer code below: -secondary spermatocyte

An important function of the placenta is to serve as an anatomical barrier against maternal immune cells.

Involution occurs because

What ovarian hormone(s) is secreted during the follicular phase of the ovarian cycle?

A human body cell normally has 46 autosomes.

Both males and females produce testosterone and estrogen.

The entire process of movement of the sperm and sex gland secretions out of the male reproductive tract is called ____________________; emptying of semen into the urethra is known as ____________________; forceful ejection of sperm from the penis is called ____________________.

44 of the 46 chromosomes in a human body cell are ____________________.

Indicate which item in the following answer code best matches the description in each question by writing the appropriate letter in the blank. There is only one correct answer per question. Each answer may be used more than once. Some answers may not be used at all. -Secrete androgen-binding protein.

Indicate whether the following functions are attributable to estrogen or progesterone using the following answer code: -Causes cervical mucus to become thick and sticky.

The ____________________ of a spermatozoon contains the sperm's genetic information; the ____________________ is an enzyme-filled vesicle for penetrating an ovum; power-generating mitochondria are concentrated in the sperm's ____________________; the ____________________ is a whip-like structure comprised of microtubules.

The following series of 10 questions refer to the accompanying diagram of the uterine-ovarian-hormonal cycle. -Which phase is also known as the progestational phase?

Indicate the chromosomal composition of each of the following stages of developing sperm by using the answer code below: -primary spermatocyte

One primary spermatocyte containing ____ chromosomes yields ____ spermatozoa containing ____ chromosomes, whereas one primary oocyte containing ____ chromosomes yields ____ ova (ovum) containing ____ chromosomes.

The following series of 10 questions refer to the accompanying diagram of the uterine-ovarian-hormonal cycle. -Which stage represents the event that triggers LH release around ovulation?

The seminal vesicles

Orgasm is very similar in males and females with the exception of no ejaculation in females.

LH is responsible for