Question 1

Human chorionic gonadotropin is secreted from the corpus luteum.

Accepted Answer

A) True 
 B)False

Question 2

The seminal vesicles

Accepted Answer

A)  store sperm prior to ejaculation 
B)  supply fructose to be utilized by the sperm for energy 
C)  secrete FSH 
D)  store sperm prior to ejaculation and supply fructose to be utilized by the sperm for energy 
E)  none of these 
A)  store sperm prior to ejaculation 
B)  supply fructose to be utilized by the sperm for energy 
C)  secrete FSH 
D)  store sperm prior to ejaculation and supply fructose to be utilized by the sperm for energy 
E)  none of these

Question 3

During the female sexual response, the lower third of the vagina expands to accommodate entry of the penis.

Accepted Answer

A) True 
 B)False

Question 4

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 5

Which of the following does not occur during the follicular phase of the ovarian cycle?

Accepted Answer

A)  the proliferative phase of the uterine cycle 
B)  the menstrual phase of the uterine cycle 
C)  estrogen secretion 
D)  progesterone secretion 
E)  FSH and LH secretion 
A)  the proliferative phase of the uterine cycle 
B)  the menstrual phase of the uterine cycle 
C)  estrogen secretion 
D)  progesterone secretion 
E)  FSH and LH secretion

Question 6

CRH is important because it

Accepted Answer

A)  induces fetal cortisol production 
B)  results in fetal lung development 
C)  causes uterine contractions 
D)  induces fetal cortisol production and results in fetal lung development 
E)  results in fetal lung development and causes uterine contractions 
A)  induces fetal cortisol production 
B)  results in fetal lung development 
C)  causes uterine contractions 
D)  induces fetal cortisol production and results in fetal lung development 
E)  results in fetal lung development and causes uterine contractions

Question 7

During the menstrual phase of the uterine cycle

Accepted Answer

A)  A new ovarian follicular phase is beginning. 
B)  Estrogen and progesterone levels reach their lowest concentration. 
C)  Vasoconstriction of the uterine vessels occurs in response to release of a uterine prostaglandin. 
D)  The corpus luteum degenerates. 
E)  All of these. 
A)  A new ovarian follicular phase is beginning. 
B)  Estrogen and progesterone levels reach their lowest concentration. 
C)  Vasoconstriction of the uterine vessels occurs in response to release of a uterine prostaglandin. 
D)  The corpus luteum degenerates. 
E)  All of these.

Question 8

As uterine contractions push the fetus against the cervix during parturition, oxytocin release from the posterior pituitary is reflexively increased, resulting in more uterine contractions.

Accepted Answer

A) True 
 B)False

Question 9

Oxytocin

Accepted Answer

A)  is not important for stimulating uterine contractions 
B)  causes contraction of the myoepithelial cells surrounding the alveoli of the breast 
C)  stimulates synthesis of milk by the milk glands 
D)  is secreted from the placenta 
E)  none of these 
A)  is not important for stimulating uterine contractions 
B)  causes contraction of the myoepithelial cells surrounding the alveoli of the breast 
C)  stimulates synthesis of milk by the milk glands 
D)  is secreted from the placenta 
E)  none of these

Question 10

Which is not a function of the primary sex organs?

Accepted Answer

A)  production of estrogen 
B)  production of testosterone 
C)  production of progesterone 
D)  production of seminal fluids 
E)  gametogenesis 
A)  production of estrogen 
B)  production of testosterone 
C)  production of progesterone 
D)  production of seminal fluids 
E)  gametogenesis

Question 11

Which statement is correct?

Accepted Answer

A)  Implantation is accomplished by enzymatic activity of the trophoblastic layer of the ovum. 
B)  The endometrium at the site of implantation is converted into the nutrient-rich decidua. 
C)  Implantation occurs within 24 hours after fertilization. 
D)  Implantation is accomplished by enzymatic activity of the trophoblastic layer of the ovum, and the endometrium at the site of implantation is converted into the nutrient-rich decidua. 
E)  All of these. 
A)  Implantation is accomplished by enzymatic activity of the trophoblastic layer of the ovum. 
B)  The endometrium at the site of implantation is converted into the nutrient-rich decidua. 
C)  Implantation occurs within 24 hours after fertilization. 
D)  Implantation is accomplished by enzymatic activity of the trophoblastic layer of the ovum, and the endometrium at the site of implantation is converted into the nutrient-rich decidua. 
E)  All of these.

Question 12

The pubertal process is initiated by an increase in GnRH activity.

Accepted Answer

A) True 
 B)False

Question 13

The acrosome of the spermatozoon

Accepted Answer

A)  contains the sperm's genetic information 
B)  contains mitochondria for energy production 
C)  is a fructose-filled vesicle that provides energy for the spermatozoa 
D)  contains enzymes that enable the sperm to penetrate the ovum 
E)  contains microtubules that slide past each other to provide the sperm with motility 
A)  contains the sperm's genetic information 
B)  contains mitochondria for energy production 
C)  is a fructose-filled vesicle that provides energy for the spermatozoa 
D)  contains enzymes that enable the sperm to penetrate the ovum 
E)  contains microtubules that slide past each other to provide the sperm with motility

Question 14

Inhibin

Accepted Answer

A)  is produced by the Leydig cells 
B)  is produced by the developing sperm cells 
C)  signals the interstitial cells 
D)  is produced by the Leydig cells and signals the interstitial cells 
E)  none of these 
A)  is produced by the Leydig cells 
B)  is produced by the developing sperm cells 
C)  signals the interstitial cells 
D)  is produced by the Leydig cells and signals the interstitial cells 
E)  none of these

Question 15

Complete each of the following statments.
The ____________________ sex characteristics refer to the many external characteristics not directly involved in reproduction that distinguish males and females. The hormone ____________________ in males and the hormone ____________________ in females are responsible for the development and maintenance of these characteristics.

Accepted Answer

secondary,

Question 16

Complete each of the following statments.
The ____________________ are the primary reproductive organs. In males they consist of a pair of ____________________ and in females a pair of ____________________.

Accepted Answer

gonads, te

Question 17

High levels of estrogen directly stimulate the LH-secreting cells of the anterior pituitary.

Accepted Answer

A) True 
 B)False

Question 18

Complete each of the following statments.
The nucleus is located in the ____________________ of the sperm.

Accepted Answer

The answer of Complete each of the following statments.
The nucleus...

Question 19

The Wolffian ducts

Accepted Answer

A)  do not degenerate in females 
B)  develop into a male reproductive tract under the influence of testosterone 
C)  develop into male external genitalia under the influence of dihydrotestosterone 
D)  do not degenerate in females and develop into a male reproductive tract under the influence of testosterone 
E)  do not degenerate in females and develop into male external genitalia under the influence of dihydrotestosterone 
A)  do not degenerate in females 
B)  develop into a male reproductive tract under the influence of testosterone 
C)  develop into male external genitalia under the influence of dihydrotestosterone 
D)  do not degenerate in females and develop into a male reproductive tract under the influence of testosterone 
E)  do not degenerate in females and develop into male external genitalia under the influence of dihydrotestosterone

Question 20

Complete each of the following statments.
Following ovulation, the ruptured follicle is transformed into the ____________________.

Accepted Answer

The answer of Complete each of the following statments.
Following ovulation,...

Exam 20: A--The Reproductive System

Human chorionic gonadotropin is secreted from the corpus luteum.

The seminal vesicles

During the female sexual response, the lower third of the vagina expands to accommodate entry of the penis.

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.

Which of the following does not occur during the follicular phase of the ovarian cycle?

CRH is important because it

During the menstrual phase of the uterine cycle

As uterine contractions push the fetus against the cervix during parturition, oxytocin release from the posterior pituitary is reflexively increased, resulting in more uterine contractions.

Oxytocin

Which is not a function of the primary sex organs?

Which statement is correct?

The pubertal process is initiated by an increase in GnRH activity.

The acrosome of the spermatozoon

Inhibin

Complete each of the following statments. The ____________________ are the primary reproductive organs. In males they consist of a pair of ____________________ and in females a pair of ____________________.

High levels of estrogen directly stimulate the LH-secreting cells of the anterior pituitary.

Complete each of the following statments. The nucleus is located in the ____________________ of the sperm.

The Wolffian ducts

Complete each of the following statments. Following ovulation, the ruptured follicle is transformed into the ____________________.

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

A--The Central Nervous System

B--The Central Nervous System

A--The Peripheral Nervous System: Afferent Division; Special Senses

B--The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

A--Muscle Physiology

B--Muscle Physiology

A--Cardiac Physiology

B--Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

A--The Respiratory System

B--The Respiratory System

A--The Urinary System

B--The Urinary System

A--Fluid and Acid-Base Balance

B--Fluid and Acid-Base Balance

A--The Digestive System

B--The Digestive System

Energy Balance and Temperature Regulation

A--Principles of Endocrinology: the Central Endocrine Glands

B--Principles of Endocrinology: the Central Endocrine Glands

A--The Peripheral Endocrine Glands

B--The Peripheral Endocrine Glands

B--The Reproductive System

Filters

Complete each of the following statments. The are the primary reproductive organs. In males they consist of a pair of and in females a pair of .