Question 1

MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas deferens
-follicles develop here

Accepted Answer

The answer of MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas...

Question 2

MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas deferens
-List the types of erectile tissue present in the penis, and explain how the penis becomes erect upon sexual stimulation.

Accepted Answer

Concepts to Consider: There are three co

Question 3

Internal fertilization is more advantageous than external fertilization because it:

Accepted Answer

A)  permits cross-species fertilization. 
B)  is more open to chance. 
C)  produces a motile egg. 
D)  increases the life span of gametes. 
E)  provides a protective environment for gamete fusion. 
A)  permits cross-species fertilization. 
B)  is more open to chance. 
C)  produces a motile egg. 
D)  increases the life span of gametes. 
E)  provides a protective environment for gamete fusion.

Question 4

An erection of the penis results most directly from:

Accepted Answer

A)  the bone present in the penis. 
B)  dilation of the veins leading from the penis. 
C)  contraction of the muscles within the penis. 
D)  dilation of the arteries in the penis. 
E)  a blocking of enzymes within the penis. 
A)  the bone present in the penis. 
B)  dilation of the veins leading from the penis. 
C)  contraction of the muscles within the penis. 
D)  dilation of the arteries in the penis. 
E)  a blocking of enzymes within the penis.

Question 5

Asexual reproduction can involve all of the following processes except:

Accepted Answer

A)  splitting. 
B)  budding. 
C)  fertilization. 
D)  fragmentation. 
E)  parthenogenesis. 
A)  splitting. 
B)  budding. 
C)  fertilization. 
D)  fragmentation. 
E)  parthenogenesis.

Question 6

Figure 50-3
Use the figure to answer the corresponding question(s).  
-Fertilization occurs within which of the structures in Figure 50-3?

Accepted Answer

A)  1 
B)  2 
C)  4 
D)  7 
E)  8 
A)  1 
B)  2 
C)  4 
D)  7 
E)  8

Question 7

An example of a secondary sexual characteristic in males is spermatogenesis.
____________________

Accepted Answer

A) True 
 B)False

Question 8

Tubal pregnancy occurs as a result of:

Accepted Answer

A)  scarring and blockage of the oviducts. 
B)  abnormal fertilization taking place in the oviducts. 
C)  the abnormal beating of the cilia away from the uterus and not toward it. 
D)  the release of more than one ovum during ovulation. 
E)  endometriosis. 
A)  scarring and blockage of the oviducts. 
B)  abnormal fertilization taking place in the oviducts. 
C)  the abnormal beating of the cilia away from the uterus and not toward it. 
D)  the release of more than one ovum during ovulation. 
E)  endometriosis.

Question 9

MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas deferens
-spermatogensis occurs here

Accepted Answer

The answer of MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas...

Question 10

The accessory glands of the male are the:

Accepted Answer

A)  seminal vesicles only. 
B)  prostate gland only. 
C)  bulbourethral glands only. 
D)  seminal vesicles and prostate gland. 
E)  seminal vesicles, prostate gland, and bulbourethral glands. 
A)  seminal vesicles only. 
B)  prostate gland only. 
C)  bulbourethral glands only. 
D)  seminal vesicles and prostate gland. 
E)  seminal vesicles, prostate gland, and bulbourethral glands.

Question 11

According to the mathematical model developed by Wayne Getz to predict the existence of asexual or sexual reproduction within a population:

Accepted Answer

A)  the offspring produced by sexual reproduction would be most successful in a stable environment. 
B)  clones produced by asexual reproduction would succeed in an unstable environment. 
C)  both strategies would coexist under conditions of moderate change. 
D)  one assumption is that the offspring of sexual reproduction will use resources in the same way. 
E)  one assumption is that the offspring of asexual reproduction will use resources differently. 
A)  the offspring produced by sexual reproduction would be most successful in a stable environment. 
B)  clones produced by asexual reproduction would succeed in an unstable environment. 
C)  both strategies would coexist under conditions of moderate change. 
D)  one assumption is that the offspring of sexual reproduction will use resources in the same way. 
E)  one assumption is that the offspring of asexual reproduction will use resources differently.

Question 12

The seminal vesicles secrete:

Accepted Answer

A)  fructose, which nourishes the developing embryo. 
B)  a basic fluid, which neutralizes the acidic environment of the vagina. 
C)  mucus, which lubricates the penis. 
D)  sperm, which fertilize the ovum. 
E)  prostaglandins, which stimulate contraction of the uterus. 
A)  fructose, which nourishes the developing embryo. 
B)  a basic fluid, which neutralizes the acidic environment of the vagina. 
C)  mucus, which lubricates the penis. 
D)  sperm, which fertilize the ovum. 
E)  prostaglandins, which stimulate contraction of the uterus.

Question 13

Which cells in the testes produce testosterone?

Accepted Answer

A)  Sertoli cells 
B)  luteinizing cells 
C)  glycoprotein cells 
D)  interstitial cells 
E)  sperm cells 
A)  Sertoli cells 
B)  luteinizing cells 
C)  glycoprotein cells 
D)  interstitial cells 
E)  sperm cells

Question 14

All of the following reasons-except one-explain why so many sperm are ejaculated when only one is needed for fertilization.Which is the incorrect reason?

Accepted Answer

A)  Many sperm die by phagocytosis in the female tract. 
B)  Many sperm swim up the wrong oviduct. 
C)  The enzymes from many acrosomes are needed to penetrate the corona radiata. 
D)  Many male pronuclei must be present in order to fuse with each female pronucleus. 
E)  Many sperm die as a result of the unfavorable pH in the vagina. 
A)  Many sperm die by phagocytosis in the female tract. 
B)  Many sperm swim up the wrong oviduct. 
C)  The enzymes from many acrosomes are needed to penetrate the corona radiata. 
D)  Many male pronuclei must be present in order to fuse with each female pronucleus. 
E)  Many sperm die as a result of the unfavorable pH in the vagina.

Question 15

Which is not true concerning Sertoli cells?

Accepted Answer

A)  They secrete hormones. 
B)  They are joined by tight junctions. 
C)  They form a blood-testis barrier. 
D)  They phagocytize discarded sperm cytoplasm. 
E)  They facilitate the movement of sperm into the blood. 
A)  They secrete hormones. 
B)  They are joined by tight junctions. 
C)  They form a blood-testis barrier. 
D)  They phagocytize discarded sperm cytoplasm. 
E)  They facilitate the movement of sperm into the blood.

Question 16

Which of the following is not part of the vulva?

Accepted Answer

A)  labia minora 
B)  vestibule of the vagina 
C)  clitoris 
D)  endometrium 
E)  mons pubis 
A)  labia minora 
B)  vestibule of the vagina 
C)  clitoris 
D)  endometrium 
E)  mons pubis

Question 17

MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas deferens
-also called the womb

Accepted Answer

The answer of MATCHING
Match the reproductive structure with its description.
a.epididymis
e.testes
b.ovary
f.uterus
c.oviduct
g.vagina
d.penis
h.vas...

Question 18

What is the function of inhibin?

Accepted Answer

A)  to inhibit sperm production 
B)  to concentrate testosterone in the testes 
C)  to inhibit FSH secretion 
D)  to stimulate FSH secretion 
E)  to stimulate the interstitial cells to produce testosterone 
A)  to inhibit sperm production 
B)  to concentrate testosterone in the testes 
C)  to inhibit FSH secretion 
D)  to stimulate FSH secretion 
E)  to stimulate the interstitial cells to produce testosterone

Question 19

Acrosomes contain nutrients for the developing sperm cells, and they also secrete hormones and other signaling molecules.
____________________

Accepted Answer

A) True 
 B)False

Question 20

After fertilization, which hormone is secreted by the developing embryo to maintain the function of the corpus luteum?

Accepted Answer

A)  GnRH 
B)  FSH 
C)  hCG 
D)  ACTH 
E)  LH 
A)  GnRH 
B)  FSH 
C)  hCG 
D)  ACTH 
E)  LH

Exam 50: Reproduction

MATCHING Match the reproductive structure with its description. a.epididymis e.testes b.ovary f.uterus c.oviduct g.vagina d.penis h.vas deferens -follicles develop here

MATCHING Match the reproductive structure with its description. a.epididymis e.testes b.ovary f.uterus c.oviduct g.vagina d.penis h.vas deferens -List the types of erectile tissue present in the penis, and explain how the penis becomes erect upon sexual stimulation.

Internal fertilization is more advantageous than external fertilization because it:

An erection of the penis results most directly from:

Asexual reproduction can involve all of the following processes except:

Figure 50-3 Use the figure to answer the corresponding question(s). -Fertilization occurs within which of the structures in Figure 50-3?

An example of a secondary sexual characteristic in males is spermatogenesis. ____________________

Tubal pregnancy occurs as a result of:

MATCHING Match the reproductive structure with its description. a.epididymis e.testes b.ovary f.uterus c.oviduct g.vagina d.penis h.vas deferens -spermatogensis occurs here

The accessory glands of the male are the:

According to the mathematical model developed by Wayne Getz to predict the existence of asexual or sexual reproduction within a population:

The seminal vesicles secrete:

Which cells in the testes produce testosterone?

All of the following reasons-except one-explain why so many sperm are ejaculated when only one is needed for fertilization.Which is the incorrect reason?

Which is not true concerning Sertoli cells?

Which of the following is not part of the vulva?

MATCHING Match the reproductive structure with its description. a.epididymis e.testes b.ovary f.uterus c.oviduct g.vagina d.penis h.vas deferens -also called the womb

What is the function of inhibin?

Acrosomes contain nutrients for the developing sperm cells, and they also secrete hormones and other signaling molecules. ____________________

After fertilization, which hormone is secreted by the developing embryo to maintain the function of the corpus luteum?

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Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna: the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

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An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

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Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

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Neural Signaling

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Sensory Systems

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The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

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Introduction to Ecology: Population Ecology

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Ecosystems and the Biosphere

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