Question 1

Which of the following constitutes the primordial follicle?

Accepted Answer

A)  primary oocyte 
B)  polar body 
C)  granulosa cells 
D)  primary oocyte and polar body 
E)  primary oocyte and granulose cells 
A)  primary oocyte 
B)  polar body 
C)  granulosa cells 
D)  primary oocyte and polar body 
E)  primary oocyte and granulose cells

Question 2

What protein is the major precursor of yolk in hen oocyte development?

Accepted Answer

A)  LH 
B)  GnRH 
C)  VLDL 
D)  AVT 
E)  GTH-2 
A)  LH 
B)  GnRH 
C)  VLDL 
D)  AVT 
E)  GTH-2

Question 3

Birds derive seminal fluid from the

Accepted Answer

A)  seminiferous tubules. 
B)  vasa efferentia. 
C)  vas deferens. 
D)  seminiferous tubules and vasa efferentia. 
E)  seminiferous tubules and vas deferens. 
A)  seminiferous tubules. 
B)  vasa efferentia. 
C)  vas deferens. 
D)  seminiferous tubules and vasa efferentia. 
E)  seminiferous tubules and vas deferens.

Question 4

What effect does the presence of Mullerian inhibiting substance have on fetal development?

Accepted Answer

A)  development of male organs 
B)  development of Wolffian ducts 
C)  degeneration of Mullerian ducts 
D)  development of female organs 
E)  none of these 
A)  development of male organs 
B)  development of Wolffian ducts 
C)  degeneration of Mullerian ducts 
D)  development of female organs 
E)  none of these

Question 5

Sertoli cells

Accepted Answer

A)  are epithelial cells. 
B)  span the distance from the outer membrane of the tubule to the lumen. 
C)  are joined by tight junctions. 
D)  form gap junctions with the developing sperm. 
E)  all of these. 
A)  are epithelial cells. 
B)  span the distance from the outer membrane of the tubule to the lumen. 
C)  are joined by tight junctions. 
D)  form gap junctions with the developing sperm. 
E)  all of these.

Question 6

Match each sentence with the most appropriate choice:
-Anestrus

Accepted Answer

A)  Regulated changes 
B)  Egg laying 
C)  Eggs within body 
D)  Live birth, no egg 
E)  Reproductive quiescence
F) Development without fertilization
G) Male becomes female
H) Female becomes male
I) Infertile
J) Follicle degeneration 
A)  Regulated changes 
B)  Egg laying 
C)  Eggs within body 
D)  Live birth, no egg 
E)  Reproductive quiescence
F) Development without fertilization
G) Male becomes female
H) Female becomes male
I) Infertile
J) Follicle degeneration

Question 7

In mammals, gonadal differentiation is determined by

Accepted Answer

A)  genotypic sex. 
B)  gonadal sex. 
C)  the presence or absence of the Y chromosome. 
D)  the presence or absence of the X chromosome. 
E)  the presence or absence of specific hormones. 
A)  genotypic sex. 
B)  gonadal sex. 
C)  the presence or absence of the Y chromosome. 
D)  the presence or absence of the X chromosome. 
E)  the presence or absence of specific hormones.

Question 8

Which of the following characteristics is indicative of the luteal phase?

Accepted Answer

A)  maturing follicles 
B)  reduced secretion of FSH 
C)  corpus luteum 
D)  ovulatory follicle 
E)  formation of antrum 
A)  maturing follicles 
B)  reduced secretion of FSH 
C)  corpus luteum 
D)  ovulatory follicle 
E)  formation of antrum

Question 9

Which of the following placental hormones helps direct maternal use of fatty acids?

Accepted Answer

A)  placental lactogen 
B)  chorionic gonadotropin 
C)  Progesterone 
D)  estrogen 
E)  PTHrp 
A)  placental lactogen 
B)  chorionic gonadotropin 
C)  Progesterone 
D)  estrogen 
E)  PTHrp

Question 10

The hormonal pathway in the reproduction of nonviviparous vertebrates is activated by

Accepted Answer

A)  environmental cues. 
B)  day length. 
C)  pheromones. 
D)  all of these. 
E)  none of these. 
A)  environmental cues. 
B)  day length. 
C)  pheromones. 
D)  all of these. 
E)  none of these.

Question 11

Match each sentence with the most appropriate choice:
-Protoandry

Accepted Answer

A)  Regulated changes 
B)  Egg laying 
C)  Eggs within body 
D)  Live birth, no egg 
E)  Reproductive quiescence
F) Development without fertilization
G) Male becomes female
H) Female becomes male
I) Infertile
J) Follicle degeneration 
A)  Regulated changes 
B)  Egg laying 
C)  Eggs within body 
D)  Live birth, no egg 
E)  Reproductive quiescence
F) Development without fertilization
G) Male becomes female
H) Female becomes male
I) Infertile
J) Follicle degeneration

Question 12

Which of the following is a function of estrogen in the mammalian reproductive system?

Accepted Answer

A)  lactation 
B)  sexual receptiveness 
C)  ova maturation 
D)  sperm transport 
E)  all of these 
A)  lactation 
B)  sexual receptiveness 
C)  ova maturation 
D)  sperm transport 
E)  all of these

Question 13

Before birth testosterone is responsible for

Accepted Answer

A)  promoting the descent of testes. 
B)  maintenance of the reproductive tract. 
C)  controlling gonadotropin secretion. 
D)  all of these. 
A)  promoting the descent of testes. 
B)  maintenance of the reproductive tract. 
C)  controlling gonadotropin secretion. 
D)  all of these.

Question 14

Which of the following is a source of endocrine disrupting chemicals?

Accepted Answer

A)  insecticides 
B)  food preservatives 
C)  plastic softeners 
D)  pesticides 
E)  all of these 
A)  insecticides 
B)  food preservatives 
C)  plastic softeners 
D)  pesticides 
E)  all of these

Question 15

Discuss the involvement of the hormones prolactin and oxytocin in the lactation process
 of mammals.

Accepted Answer

Prolactin and oxytocin play crucial role

Question 16

The outermost layer of the blastocyst, the trophoectoderm, is responsible for
 accomplishing implantation.

Accepted Answer

A) True 
 B)False

Question 17

Match each sentence with the most appropriate choice:
-Protogyny

Accepted Answer

A)  Regulated changes 
B)  Egg laying 
C)  Eggs within body 
D)  Live birth, no egg 
E)  Reproductive quiescence
F) Development without fertilization
G) Male becomes female
H) Female becomes male
I) Infertile
J) Follicle degeneration 
A)  Regulated changes 
B)  Egg laying 
C)  Eggs within body 
D)  Live birth, no egg 
E)  Reproductive quiescence
F) Development without fertilization
G) Male becomes female
H) Female becomes male
I) Infertile
J) Follicle degeneration

Question 18

Which of the following hormones is responsible for causing the differentiation of follicular cells and the formation of a mature follicle?

Accepted Answer

A)  LH 
B)  FSH 
C)  GnRH 
D)  Oocyte maturation-inhibition substance 
A)  LH 
B)  FSH 
C)  GnRH 
D)  Oocyte maturation-inhibition substance

Question 19

Which of the following describes the asynchronous mode of teleost oocyte development?

Accepted Answer

A)  multiple spawners; prolonged season 
B)  multiple spawners; short season 
C)  single spawners; prolonged season 
D)  single spawners, short season 
E)  none of these 
A)  multiple spawners; prolonged season 
B)  multiple spawners; short season 
C)  single spawners; prolonged season 
D)  single spawners, short season 
E)  none of these

Question 20

List the steps associated follicular development of the oocyte from its formation to its degeneration or formation as the corpus luteum of pregnancy.

Accepted Answer

1. Oocyte Formation: Oocytes are formed

Which of the following constitutes the primordial follicle?

What protein is the major precursor of yolk in hen oocyte development?

Birds derive seminal fluid from the

What effect does the presence of Mullerian inhibiting substance have on fetal development?

Sertoli cells

Match each sentence with the most appropriate choice: -Anestrus

In mammals, gonadal differentiation is determined by

Which of the following characteristics is indicative of the luteal phase?

Which of the following placental hormones helps direct maternal use of fatty acids?

The hormonal pathway in the reproduction of nonviviparous vertebrates is activated by

Match each sentence with the most appropriate choice: -Protoandry

Which of the following is a function of estrogen in the mammalian reproductive system?

Before birth testosterone is responsible for

Which of the following is a source of endocrine disrupting chemicals?

Discuss the involvement of the hormones prolactin and oxytocin in the lactation process of mammals.

The outermost layer of the blastocyst, the trophoectoderm, is responsible for accomplishing implantation.

Match each sentence with the most appropriate choice: -Protogyny

Which of the following hormones is responsible for causing the differentiation of follicular cells and the formation of a mature follicle?

Which of the following describes the asynchronous mode of teleost oocyte development?

List the steps associated follicular development of the oocyte from its formation to its degeneration or formation as the corpus luteum of pregnancy.

Homeostasis and Integration: The Foundations of Physiology

Cellular and Molecular Physiology

Membrane Physiology

Neuronal Physiology

Nervous Systems

Sensory Physiology

Endocrine Systems

Muscle Physiology

Circulatory Systems

Defense Systems

Respiratory Systems

Excretory Systems

Fluid and Acid-Base Balance

Digestive Systems

Energy Balance and Thermal Physiology

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Exam 16: Reproductive Systems

Which of the following constitutes the primordial follicle?

What protein is the major precursor of yolk in hen oocyte development?

Birds derive seminal fluid from the

What effect does the presence of Mullerian inhibiting substance have on fetal development?

Sertoli cells

Match each sentence with the most appropriate choice: -Anestrus

In mammals, gonadal differentiation is determined by

Which of the following characteristics is indicative of the luteal phase?

Which of the following placental hormones helps direct maternal use of fatty acids?

The hormonal pathway in the reproduction of nonviviparous vertebrates is activated by

Match each sentence with the most appropriate choice: -Protoandry

Which of the following is a function of estrogen in the mammalian reproductive system?

Before birth testosterone is responsible for

Which of the following is a source of endocrine disrupting chemicals?

Discuss the involvement of the hormones prolactin and oxytocin in the lactation process of mammals.

The outermost layer of the blastocyst, the trophoectoderm, is responsible for accomplishing implantation.

Match each sentence with the most appropriate choice: -Protogyny

Which of the following hormones is responsible for causing the differentiation of follicular cells and the formation of a mature follicle?

Which of the following describes the asynchronous mode of teleost oocyte development?

List the steps associated follicular development of the oocyte from its formation to its degeneration or formation as the corpus luteum of pregnancy.

Homeostasis and Integration: The Foundations of Physiology

Cellular and Molecular Physiology

Membrane Physiology

Neuronal Physiology

Nervous Systems

Sensory Physiology

Endocrine Systems

Muscle Physiology

Circulatory Systems

Defense Systems

Respiratory Systems

Excretory Systems

Fluid and Acid-Base Balance

Digestive Systems

Energy Balance and Thermal Physiology

Filters