Question 1

If several sperm fertilize a single ovum as it is dividing, twins or even triplets, may result.

Accepted Answer

A) True 
 B)False

Question 2

Match the chromosomal compositions, labelled a. through d., with the stages of developing sperm. (Options may be used more than once or not at all.)
a.contains a full set of 23 pairs of chromosomes
b.contains a full set of 23 pairs of doubled chromosomes
c.contains a half set of doubled chromosomes
d.contains a set of 23, single, unpaired chromosomes
-spermatid

Accepted Answer

The answer of Match the chromosomal compositions, labelled a. through...

Question 3

A(n) ____________________ is the cutting and tying off of the ductus deferens.

Accepted Answer

The answer of A(n) ____________________ is the cutting and tying...

Question 4

An XY combination of sex chromosomes is a genetic male.

Accepted Answer

A) True 
 B)False

Question 5

Match the descriptions, labelled a. through e., with the items listed.
a.special milk produced during the first five days postpartum
b.evacuated from the uterus as "afterbirth"
c.super-rich endometrial tissue at the implantation site
d.the two-cell layered trophoblastic tissue that forms the fetal portion of the placenta
e.the intervening membrane between the developing oocyte and surrounding granulosa cells
-placenta

Accepted Answer

The answer of Match the descriptions, labelled a. through e.,...

Question 6

Ejaculation is a two-part reflex involving (1) contraction of the smooth muscle of the reproductive tract and accessory sex organs (emission) and (2) contraction of the skeletal muscles at the base of the penis (expulsion).

Accepted Answer

A) True 
 B)False

Question 7

Normal functioning of the reproductive system is not aimed toward homeostasis and is not necessary for survival of the individual.

Accepted Answer

A) True 
 B)False

Question 8

Testosterone in the male and progesterone in the female are responsible for the development and maintenance of secondary sexual characteristics.

Accepted Answer

A) True 
 B)False

Question 9

Implantation normally occurs within 24 hours after fertilization.

Accepted Answer

A) True 
 B)False

Question 10

When does implantation normally occur?

Accepted Answer

A) during the menstrual phase 
B) about three days after fertilization 
C)  during the secretory, or progestational, phase 
D)  about three days before fertilization

Question 11

Which of these statements describes the prostate gland?

Accepted Answer

A) It secretes an alkaline solution that neutralizes the acidic vaginal secretions. 
B) It secretes mucus for lubrication. 
C)  It provides a site for final maturation for fertility and motility for the spermatozoa. 
D)  It contains portions of the ductus deferens.

Question 12

Erection is a vascular phenomenon that involves decreased sympathetic and increased parasympathetic activity to the penile arterioles, resulting in arteriolar vasodilation and filling of the erectile tissue with blood.

Accepted Answer

A) True 
 B)False

Question 13

Match the hormones, labelled a. through c., with the functions. (Options may be used more than once or not at all.)
a.estrogen
b.progesterone
c.both estrogen and progesterone
-promotes thickening of the myometrium

Accepted Answer

The answer of Match the hormones, labelled a. through c.,...

Question 14

The endometrium is the layer of smooth muscles of the uterus.

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

The answer of One primary spermatocyte containing _____ chromosomes yields...

Question 16

Parasympathetic stimulation of the uterine muscle is involved in the process of parturition.

Accepted Answer

A) True 
 B)False

Question 17

Which of these statements does NOT apply to testosterone?

Accepted Answer

A) Its secretion is stimulated by LH. 
B) It is secreted by the seminiferous tubules. 
C)  It stimulates spermatogenesis. 
D)  It promotes closure of the epiphyseal plate.

Question 18

Which statement is correct for inhibin?

Accepted Answer

A) It is produced by the Sertoli cells. 
B) It is produced by the developing sperm cells. 
C)  It signals the posterior pituitary gland. 
D)  It promotes sperm production.

Question 19

Which of these hormones is NOT secreted by the corpus luteum?

Accepted Answer

A) FSH 
B) estrogen only 
C)  progesterone only 
D)  neither estrogen nor progesterone

Question 20

Match the items labelled a. through u. with the descriptions labelled 32. through 57. (Options may be used more than once or not at all, but there is only one correct response for each.)
-formation is stimulated by LH after ovulation

Accepted Answer

The answer of Match the items labelled a. through u....

Exam 17: Energy Balance and Temperature Regulation

If several sperm fertilize a single ovum as it is dividing, twins or even triplets, may result.

A(n) ____________________ is the cutting and tying off of the ductus deferens.

An XY combination of sex chromosomes is a genetic male.

Ejaculation is a two-part reflex involving (1) contraction of the smooth muscle of the reproductive tract and accessory sex organs (emission) and (2) contraction of the skeletal muscles at the base of the penis (expulsion).

Normal functioning of the reproductive system is not aimed toward homeostasis and is not necessary for survival of the individual.

Testosterone in the male and progesterone in the female are responsible for the development and maintenance of secondary sexual characteristics.

Implantation normally occurs within 24 hours after fertilization.

When does implantation normally occur?

Which of these statements describes the prostate gland?

Erection is a vascular phenomenon that involves decreased sympathetic and increased parasympathetic activity to the penile arterioles, resulting in arteriolar vasodilation and filling of the erectile tissue with blood.

Match the hormones, labelled a. through c., with the functions. (Options may be used more than once or not at all.) a.estrogen b.progesterone c.both estrogen and progesterone -promotes thickening of the myometrium

The endometrium is the layer of smooth muscles of the uterus.

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

Parasympathetic stimulation of the uterine muscle is involved in the process of parturition.

Which of these statements does NOT apply to testosterone?

Which statement is correct for inhibin?

Which of these hormones is NOT secreted by the corpus luteum?

Match the items labelled a. through u. with the descriptions labelled 32. through 57. (Options may be used more than once or not at all, but there is only one correct response for each.) -formation is stimulated by LH after ovulation