Question 1

During spermatogenesis, one spermatogonium containing

Accepted Answer

A)  46 chromosomes yields 16 spermatozoa, each containing 23 chromosomes. 
B)  46 chromosomes yields 1 spermatozoon containing 23 chromosomes and a polar body containing the other 23 chromosomes. 
C)  46 chromosomes yields 2 spermatozoa, each containing 23 chromosomes. 
D)  46 chromosomes yields 1 spermatozoon containing 46 chromosomes. 
E)  23 chromosomes yields 1 spermatozoon containing 23 chromosomes. 
A)  46 chromosomes yields 16 spermatozoa, each containing 23 chromosomes. 
B)  46 chromosomes yields 1 spermatozoon containing 23 chromosomes and a polar body containing the other 23 chromosomes. 
C)  46 chromosomes yields 2 spermatozoa, each containing 23 chromosomes. 
D)  46 chromosomes yields 1 spermatozoon containing 46 chromosomes. 
E)  23 chromosomes yields 1 spermatozoon containing 23 chromosomes.

Question 2

The myometrium is composed primarily of smooth muscle that thickens under the influence of estrogen.

Accepted Answer

A) True 
 B)False

Question 3

In both sexes, the reproductive changes that take place during puberty include all of the following except:

Accepted Answer

A)  maturation of gonads 
B)  development of secondary sex characteristics 
C)  fertility 
D)  growth of reproductive tract 
E)  development of muscle and loss of fat 
A)  maturation of gonads 
B)  development of secondary sex characteristics 
C)  fertility 
D)  growth of reproductive tract 
E)  development of muscle and loss of fat

Question 4

Which value related to semen production is correct?

Accepted Answer

A)  average volume ejaculated is 1 ml 
B)  total sperm count averages about 100 million 
C)  maximal sperm count is about 400 million 
D)  semen contains only sperm 
E)  none of the above 
A)  average volume ejaculated is 1 ml 
B)  total sperm count averages about 100 million 
C)  maximal sperm count is about 400 million 
D)  semen contains only sperm 
E)  none of the above

Question 5

FSH stimulates the _______ cells to convert androgen into estrogen

Accepted Answer

The answer of FSH stimulates the _______ cells to convert...

Question 6

Implantation normally occurs

Accepted Answer

A)  in the oviduct. 
B)  about 3 days after fertilization. 
C)  during the secretory, or progestational, phase. 
D)  both (b) and (c) above. 
E)  all of these answers. 
A)  in the oviduct. 
B)  about 3 days after fertilization. 
C)  during the secretory, or progestational, phase. 
D)  both (b) and (c) above. 
E)  all of these answers.

Question 7

The following series of 10 questions refer to the accompanying diagram of the uterine-ovarian-hormonal cycle.  
-Which stage of estrogen secretion is under FSH control?

Accepted Answer

A)  3 
B)  8 
C)  11 
D)  14 
A)  3 
B)  8 
C)  11 
D)  14

Question 8

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.
-Uses fetal DHEA to synthesize estrogen.

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)ovaries
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)ovaries
Q)ejaculation
R)tail of sperm
S)Sertoli cells
T)endometrium
U)placenta

Question 9

CRH is important because

Accepted Answer

A)  it induces fetal cortisol production. 
B)  it results in fetal lung development. 
C)  it causes uterine contractions. 
D)  both (a) and (b) above. 
E)  both (a) and (c) above. 
A)  it induces fetal cortisol production. 
B)  it results in fetal lung development. 
C)  it causes uterine contractions. 
D)  both (a) and (b) above. 
E)  both (a) and (c) above.

Question 10

The normal sequence of developmental stages is

Accepted Answer

A)  blastocyst--morula--zygote--embryo--fetus. 
B)  blastocyst--zygote--embryo--morula--fetus. 
C)  morula--fetus--embryo--blastocyst--zygote. 
D)  morula--zygote--fetus--blastocyst--embryo. 
E)  zygote--morula--blastocyst--embryo--fetus. 
A)  blastocyst--morula--zygote--embryo--fetus. 
B)  blastocyst--zygote--embryo--morula--fetus. 
C)  morula--fetus--embryo--blastocyst--zygote. 
D)  morula--zygote--fetus--blastocyst--embryo. 
E)  zygote--morula--blastocyst--embryo--fetus.

Question 11

During the follicular phase, the ovary secretes ____ levels of estrogen and ____ levels of progesterone.

Accepted Answer

A)  high, high 
B)  high, low 
C)  low, high 
D)  low, low 
A)  high, high 
B)  high, low 
C)  low, high 
D)  low, low

Question 12

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.
-Secretes prostaglandins into semen.

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)ovaries
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)ovaries
Q)ejaculation
R)tail of sperm
S)Sertoli cells
T)endometrium
U)placenta

Question 13

Fertilization is characterized by

Accepted Answer

A)  a sperm's fertilin proteins binding to the ovum's integrin molecules. 
B)  a block to polyspermy. 
C)  multiple sperms penetrating the ovum. 
D)  blastocyst formation. 
E)  both (a) and (b) above. 
A)  a sperm's fertilin proteins binding to the ovum's integrin molecules. 
B)  a block to polyspermy. 
C)  multiple sperms penetrating the ovum. 
D)  blastocyst formation. 
E)  both (a) and (b) above.

Question 14

Which of the following is not thought to play a role in labor?

Accepted Answer

A)  prolactin 
B)  CRH 
C)  inflammation 
D)  fetal surfactant 
E)  NF-?B 
A)  prolactin 
B)  CRH 
C)  inflammation 
D)  fetal surfactant 
E)  NF-?B

Question 15

At puberty, the hypothalamus becomes more sensitive to feedback inhibition by testosterone.

Accepted Answer

A) True 
 B)False

Question 16

The prostate gland

Accepted Answer

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

Question 17

The sperm's genetic information is located in the head of the sperm.

Accepted Answer

A) True 
 B)False

Question 18

The release of GnRH inhibits the secretion of FSH.

Accepted Answer

A) True 
 B)False

Question 19

Spermatogenesis

Accepted Answer

A)  occurs in the interstitial cells 
B)  begins with the primary spermatocyte 
C)  is controlled by both testosterone and FSH. 
D)  is controlled by both testosterone and LH 
E)  occurs are a slower rate than oogenesis 
A)  occurs in the interstitial cells 
B)  begins with the primary spermatocyte 
C)  is controlled by both testosterone and FSH. 
D)  is controlled by both testosterone and LH 
E)  occurs are a slower rate than oogenesis

Question 20

Progesterone

Accepted Answer

A)  exerts a strong inhibitory influence on the uterine musculature. 
B)  is responsible for the development and maintenance of female secondary sex characteristics. 
C)  promotes duct development in the breasts. 
D)  both (a) and (c) above. 
E)  all of these answers. 
A)  exerts a strong inhibitory influence on the uterine musculature. 
B)  is responsible for the development and maintenance of female secondary sex characteristics. 
C)  promotes duct development in the breasts. 
D)  both (a) and (c) above. 
E)  all of these answers.

During spermatogenesis, one spermatogonium containing

The myometrium is composed primarily of smooth muscle that thickens under the influence of estrogen.

In both sexes, the reproductive changes that take place during puberty include all of the following except:

Which value related to semen production is correct?

FSH stimulates the _______ cells to convert androgen into estrogen

Implantation normally occurs

The following series of 10 questions refer to the accompanying diagram of the uterine-ovarian-hormonal cycle. -Which stage of estrogen secretion is under FSH control?

CRH is important because

The normal sequence of developmental stages is

During the follicular phase, the ovary secretes levels of estrogen and levels of progesterone.

Fertilization is characterized by

Which of the following is not thought to play a role in labor?

At puberty, the hypothalamus becomes more sensitive to feedback inhibition by testosterone.

The prostate gland

The sperm's genetic information is located in the head of the sperm.

The release of GnRH inhibits the secretion of FSH.

Spermatogenesis

Progesterone

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 and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine System

Filters

Exam 18: The Reproductive System

During spermatogenesis, one spermatogonium containing

The myometrium is composed primarily of smooth muscle that thickens under the influence of estrogen.

In both sexes, the reproductive changes that take place during puberty include all of the following except:

Which value related to semen production is correct?

FSH stimulates the _______ cells to convert androgen into estrogen

Implantation normally occurs

The following series of 10 questions refer to the accompanying diagram of the uterine-ovarian-hormonal cycle. -Which stage of estrogen secretion is under FSH control?

CRH is important because

The normal sequence of developmental stages is

During the follicular phase, the ovary secretes ____ levels of estrogen and ____ levels of progesterone.

Fertilization is characterized by

Which of the following is not thought to play a role in labor?

At puberty, the hypothalamus becomes more sensitive to feedback inhibition by testosterone.

The prostate gland

The sperm's genetic information is located in the head of the sperm.

The release of GnRH inhibits the secretion of FSH.

Spermatogenesis

Progesterone

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 and Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood and Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid-Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine System

Filters

During the follicular phase, the ovary secretes levels of estrogen and levels of progesterone.