Question 1

The externally visible portions of the reproductive system are referred to as ____________________.

Accepted Answer

The answer of The externally visible portions of the reproductive...

Question 2

Which of the following is the correct sequence of the normal fetal developmental stages?

Accepted Answer

A) blastocyst, morula, zygote, embryo, fetus 
B) blastocyst, zygote, embryo, morula, fetus 
C)  morula, embryo, blastocyst, zygote, fetus 
D)  zygote, morula, blastocyst, embryo, fetus 
A) blastocyst, morula, zygote, embryo, fetus 
B) blastocyst, zygote, embryo, morula, fetus 
C)  morula, embryo, blastocyst, zygote, fetus 
D)  zygote, morula, blastocyst, embryo, fetus

Question 3

Which of these statements does NOT correctly describe sex differentiation?

Accepted Answer

A) A Y chromosome stimulates production of H-Y antigen by primitive gonadal cells. 
B) Ovaries must be present for feminization of the reproductive tract and external genitalia to occur. 
C)  Secretion of testosterone and Müllerian-inhibiting factor by the fetal testes induces development of the reproductive tract and external genitalia along male lines. 
D)  Early in development, embryos of both sexes have the same indifferent reproductive tissues capable of differentiating into either a male or female reproductive system. 
A) A Y chromosome stimulates production of H-Y antigen by primitive gonadal cells. 
B) Ovaries must be present for feminization of the reproductive tract and external genitalia to occur. 
C)  Secretion of testosterone and Müllerian-inhibiting factor by the fetal testes induces development of the reproductive tract and external genitalia along male lines. 
D)  Early in development, embryos of both sexes have the same indifferent reproductive tissues capable of differentiating into either a male or female reproductive system.

Question 4

Why are the testes located outside the abdominal cavity in the scrotal sac?

Accepted Answer

A) to permit spermatogenesis 
B) to protect the gonads against injury 
C)  to permit testosterone secretion 
D)  to maintain the testes at a higher than normal body temperature for normal testicular function 
A) to permit spermatogenesis 
B) to protect the gonads against injury 
C)  to permit testosterone secretion 
D)  to maintain the testes at a higher than normal body temperature for normal testicular function

Question 5

Each gamete contains 23 chromosomes.

Accepted Answer

A) True 
 B)False

Question 6

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.)
a.genital tubercle
b.urethral folds
c.genital swellings
d.Wolffian ducts
e.Müllerian ducts
-glans penis

Accepted Answer

The answer of Match the primitive reproductive tissues, labelled a....

Question 7

Which of these statements correctly describes a secondary spermatocyte?

Accepted Answer

A) It is haploid with unduplicated chromosomes. 
B) It is haploid with duplicated chromosomes. 
C)  It is diploid with unduplicated chromosomes. 
D)  It is diploid with duplicated chromosomes. 
A) It is haploid with unduplicated chromosomes. 
B) It is haploid with duplicated chromosomes. 
C)  It is diploid with unduplicated chromosomes. 
D)  It is diploid with duplicated chromosomes.

Question 8

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.)
-fills with glycogen and becomes richly vascularized under the influence of progesterone

Accepted Answer

A) erection 
B) acrosome 
C) Leydig cells 
D) seminal vesicles 
E) oviduct
F)uterus
G)inner cell mass
H)seminiferous tubules
I)midpiece of sperm
J)head of sperm
K)vagina
L)prostate gland
M)trophoblast
N)corpus luteum
O)epididymis
P)ovarian follicle
Q)ejaculation
R)tail of sperm
S)Sertoli cells
T)endometrium
U)placenta 
A) erection 
B) acrosome 
C) Leydig cells 
D) seminal vesicles 
E) oviduct
F)uterus
G)inner cell mass
H)seminiferous tubules
I)midpiece of sperm
J)head of sperm
K)vagina
L)prostate gland
M)trophoblast
N)corpus luteum
O)epididymis
P)ovarian follicle
Q)ejaculation
R)tail of sperm
S)Sertoli cells
T)endometrium
U)placenta

Question 9

Which of these factors does NOT contribute to parturition?

Accepted Answer

A) Increasing ACTH (adrenocorticotropic hormone) secretion by the fetal pituitary causes the fetal adrenal glands to secrete more cortisol, which diffuses into the maternal circulation. 
B) Cortisol increases oxytocin and progesterone secretion, increasing plasma progesterone levels. 
C)  The uterus stretches as the pregnancy progresses, initiating nerve impulses that stimulate oxytocin secretion from the posterior pituitary lobe. 
D)  The number of oxytocin receptors on uterine muscle fibres increases, causing the uterus to become more sensitive to the effects of oxytocin. 
A) Increasing ACTH (adrenocorticotropic hormone) secretion by the fetal pituitary causes the fetal adrenal glands to secrete more cortisol, which diffuses into the maternal circulation. 
B) Cortisol increases oxytocin and progesterone secretion, increasing plasma progesterone levels. 
C)  The uterus stretches as the pregnancy progresses, initiating nerve impulses that stimulate oxytocin secretion from the posterior pituitary lobe. 
D)  The number of oxytocin receptors on uterine muscle fibres increases, causing the uterus to become more sensitive to the effects of oxytocin.

Question 10

Which statement does NOT describe GnRH?

Accepted Answer

A) It stimulates both FSH and LH secretion. 
B) It is stimulated by testosterone. 
C)  It has low-level activity during the prepubertal period. 
D)  It is secreted by the hypothalamus. 
A) It stimulates both FSH and LH secretion. 
B) It is stimulated by testosterone. 
C)  It has low-level activity during the prepubertal period. 
D)  It is secreted by the hypothalamus.

Question 11

The three major stages of spermatogenesis are ____________________, ____________________, and ____________________.

Accepted Answer

mitotic proliferatio

Question 12

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
-colostrum

Accepted Answer

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

Question 13

Discuss the pros and cons of estrogen replacement therapy following menopause.

Accepted Answer

The answer of Discuss the pros and cons of estrogen...

Question 14

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.)
a.genital tubercle
b.urethral folds
c.genital swellings
d.Wolffian ducts
e.Müllerian ducts
-labia majora

Accepted Answer

The answer of Match the primitive reproductive tissues, labelled a....

Question 15

Progesterone causes the cervical mucus to become thick and sticky.

Accepted Answer

A) True 
 B)False

Question 16

There is a limited lifetime supply of primary oocytes, which are present at the birth of a baby girl.

Accepted Answer

A) True 
 B)False

Question 17

What is the primary reproductive organ in the male?

Accepted Answer

A) testes 
B) prostate gland 
C)  seminal vesicles 
D)  bulbourethral glands 
A) testes 
B) prostate gland 
C)  seminal vesicles 
D)  bulbourethral glands

Question 18

Which of these statements does NOT correctly describe implantation?

Accepted Answer

A) It is accomplished by enzymatic activity of the trophoblastic layer of the blastocyst. 
B) The endometrium at the site of implantation is converted into the nutrient-rich decidua. 
C)  It occurs within 24 hours after fertilization. 
D)  It begins when trophoblastic cells are in contact with the endometrium. 
A) It is accomplished by enzymatic activity of the trophoblastic layer of the blastocyst. 
B) The endometrium at the site of implantation is converted into the nutrient-rich decidua. 
C)  It occurs within 24 hours after fertilization. 
D)  It begins when trophoblastic cells are in contact with the endometrium.

Question 19

Ovulation usually occurs 14 days following follicle development.

Accepted Answer

A) True 
 B)False

Question 20

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

Accepted Answer

A) True 
 B)False

The externally visible portions of the reproductive system are referred to as ____________________.

Which of the following is the correct sequence of the normal fetal developmental stages?

Which of these statements does NOT correctly describe sex differentiation?

Why are the testes located outside the abdominal cavity in the scrotal sac?

Each gamete contains 23 chromosomes.

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.) a.genital tubercle b.urethral folds c.genital swellings d.Wolffian ducts e.Müllerian ducts -glans penis

Which of these statements correctly describes a secondary spermatocyte?

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.) -fills with glycogen and becomes richly vascularized under the influence of progesterone

Which of these factors does NOT contribute to parturition?

Which statement does NOT describe GnRH?

The three major stages of spermatogenesis are , , and .

Discuss the pros and cons of estrogen replacement therapy following menopause.

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.) a.genital tubercle b.urethral folds c.genital swellings d.Wolffian ducts e.Müllerian ducts -labia majora

Progesterone causes the cervical mucus to become thick and sticky.

There is a limited lifetime supply of primary oocytes, which are present at the birth of a baby girl.

What is the primary reproductive organ in the male?

Which of these statements does NOT correctly describe implantation?

Ovulation usually occurs 14 days following follicle development.

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

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Filters

Exam 17: Energy Balance and Temperature Regulation

The externally visible portions of the reproductive system are referred to as ____________________.

Which of the following is the correct sequence of the normal fetal developmental stages?

Which of these statements does NOT correctly describe sex differentiation?

Why are the testes located outside the abdominal cavity in the scrotal sac?

Each gamete contains 23 chromosomes.

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.) a.genital tubercle b.urethral folds c.genital swellings d.Wolffian ducts e.Müllerian ducts -glans penis

Which of these statements correctly describes a secondary spermatocyte?

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.) -fills with glycogen and becomes richly vascularized under the influence of progesterone

Which of these factors does NOT contribute to parturition?

Which statement does NOT describe GnRH?

The three major stages of spermatogenesis are ____________________, ____________________, and ____________________.

Discuss the pros and cons of estrogen replacement therapy following menopause.

Match the primitive reproductive tissues, labelled a. through e., with the structures that they differentiate into. (Options may be used more than once or not at all.) a.genital tubercle b.urethral folds c.genital swellings d.Wolffian ducts e.Müllerian ducts -labia majora

Progesterone causes the cervical mucus to become thick and sticky.

There is a limited lifetime supply of primary oocytes, which are present at the birth of a baby girl.

What is the primary reproductive organ in the male?

Which of these statements does NOT correctly describe implantation?

Ovulation usually occurs 14 days following follicle development.

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

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Filters

The three major stages of spermatogenesis are , , and .