Question 1

One secondary spermatocyte ultimately produces:

Accepted Answer

A)  one mature sperm. 
B)  two mature sperm. 
C)  four mature sperm. 
D)  eight mature sperm. 
E)  an indeterminate number of sperm. 
A)  one mature sperm. 
B)  two mature sperm. 
C)  four mature sperm. 
D)  eight mature sperm. 
E)  an indeterminate number of sperm.

Question 2

Spermatogenesis takes place in the epididymis .

Accepted Answer

A) True 
 B)False

Question 3

In an adult male, the ____ extends through the inguinal canal.

Accepted Answer

A)  scrotum 
B)  ejaculatory duct 
C)  vas deferens 
D)  seminal vesicles 
E)  urethra 
A)  scrotum 
B)  ejaculatory duct 
C)  vas deferens 
D)  seminal vesicles 
E)  urethra

Question 4

Figure 50-3   In the accompanying figure, fertilization occurs within which of the labeled structures?

Accepted Answer

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

Question 5

Which cells in the testes secrete 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 6

The bulbourethral glands secrete a fluid containing fructose and prostaglandins.

Accepted Answer

A) True 
 B)False

Question 7

A laparoscope is used to guide the transfer of eggs into a woman's oviduct in:

Accepted Answer

A)  IUI. 
B)  host mothering. 
C)  in vitro fertilization. 
D)  gamete intrafallopian transfer. 
E)  zygote intrafallopian transfer. 
A)  IUI. 
B)  host mothering. 
C)  in vitro fertilization. 
D)  gamete intrafallopian transfer. 
E)  zygote intrafallopian transfer.

Question 8

The acrosome contains enzymes that:

Accepted Answer

A)  digest the zona pellucida. 
B)  digest the endometrium. 
C)  stimulate ovulation. 
D)  stimulate sperm motility. 
E)  inhibit premature ejaculation. 
A)  digest the zona pellucida. 
B)  digest the endometrium. 
C)  stimulate ovulation. 
D)  stimulate sperm motility. 
E)  inhibit premature ejaculation.

Question 9

Sperm pass through several stages during their development. The earliest stage in which the cell becomes haploid is the:

Accepted Answer

A)  sperm. 
B)  spermatid. 
C)  primary spermatocyte. 
D)  secondary spermatocyte. 
E)  spermatogonium. 
A)  sperm. 
B)  spermatid. 
C)  primary spermatocyte. 
D)  secondary spermatocyte. 
E)  spermatogonium.

Question 10

Following ovulation, the follicle develops into a(n) corpus luteum.

Accepted Answer

A) True 
 B)False

Question 11

Arrange the following stages of oogenesis in sequential order.
1) secondary oocyte
2) oogonium
3) ovum
4) primary oocyte

Accepted Answer

A)  4 → 1 → 2 → 3 
B)  4 → 3 → 2 → 1 
C)  3 → 2 → 4 → 1 
D)  2 → 3 → 4 → 1 
E)  2 → 4 → 1 → 3 
A)  4 → 1 → 2 → 3 
B)  4 → 3 → 2 → 1 
C)  3 → 2 → 4 → 1 
D)  2 → 3 → 4 → 1 
E)  2 → 4 → 1 → 3

Question 12

Figure 50-1   Based on the accompanying figure, which label describes diploid cells?

Accepted Answer

A)  2 
B)  3 
C)  4 
D)  5 
E)  6 
A)  2 
B)  3 
C)  4 
D)  5 
E)  6

Question 13

Figure 50-4   Refer to the accompanying figure. Which statement about the corpus luteum is FALSE?

Accepted Answer

A)  It is responsible for the second peak in the line labeled as 1. 
B)  It is responsible for the second peak in the line labeled as 2. 
C)  It is responsible for the first peak in the line labeled as 1. 
D)  It develops from the empty follicle following ovulation. 
E)  It is most active between days 18 to 26. 
A)  It is responsible for the second peak in the line labeled as 1. 
B)  It is responsible for the second peak in the line labeled as 2. 
C)  It is responsible for the first peak in the line labeled as 1. 
D)  It develops from the empty follicle following ovulation. 
E)  It is most active between days 18 to 26.

Question 14

The ____ develops into a corpus luteum.

Accepted Answer

A)  zona pellucida 
B)  uterine wall 
C)  primary oocyte 
D)  secondary oocyte 
E)  follicle 
A)  zona pellucida 
B)  uterine wall 
C)  primary oocyte 
D)  secondary oocyte 
E)  follicle

Question 15

During the menstrual cycle, ovulation is triggered by a surge in FSH .

Accepted Answer

A) True 
 B)False

Question 16

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 17

The mathematical model developed by Wayne Getz predicts the existence of asexual or sexual reproduction within a population. Which statement best describes this model?

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 reproductive 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 reproductive 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 18

Colostrum is:

Accepted Answer

A)  a protein fluid produced by the mammary gland. 
B)  the fluid secreted by the vagina in response to sexual stimulation. 
C)  the hormone that stimulates lactation. 
D)  the hormone that stimulates ejection of milk into the breasts. 
E)  a fluid secreted by the uterus during menstruation. 
A)  a protein fluid produced by the mammary gland. 
B)  the fluid secreted by the vagina in response to sexual stimulation. 
C)  the hormone that stimulates lactation. 
D)  the hormone that stimulates ejection of milk into the breasts. 
E)  a fluid secreted by the uterus during menstruation.

Question 19

Figure 50-2   Refer to the accompanying figure. The function of the structure labeled as 6 is to:

Accepted Answer

A)  secrete an alkaline fluid that neutralizes the acids of the vagina. 
B)  produce a nutritive fluid for the sperm. 
C)  provide a place for maturation and storage of sperm. 
D)  secrete mucus that lubricates the penis. 
E)  maintain sperm at a low body temperature. 
A)  secrete an alkaline fluid that neutralizes the acids of the vagina. 
B)  produce a nutritive fluid for the sperm. 
C)  provide a place for maturation and storage of sperm. 
D)  secrete mucus that lubricates the penis. 
E)  maintain sperm at a low body temperature.

Question 20

Which group can reproduce asexually?

Accepted Answer

A)  amphibians 
B)  insects 
C)  gastropods 
D)  fishes 
E)  cnidarians 
A)  amphibians 
B)  insects 
C)  gastropods 
D)  fishes 
E)  cnidarians

Exam 50: Reproduction

One secondary spermatocyte ultimately produces:

Spermatogenesis takes place in the epididymis .

In an adult male, the ____ extends through the inguinal canal.

Figure 50-3 In the accompanying figure, fertilization occurs within which of the labeled structures?

Which cells in the testes secrete testosterone?

The bulbourethral glands secrete a fluid containing fructose and prostaglandins.

A laparoscope is used to guide the transfer of eggs into a woman's oviduct in:

The acrosome contains enzymes that:

Sperm pass through several stages during their development. The earliest stage in which the cell becomes haploid is the:

Following ovulation, the follicle develops into a(n) corpus luteum.

Arrange the following stages of oogenesis in sequential order. 1) secondary oocyte 2) oogonium 3) ovum 4) primary oocyte

Figure 50-1 Based on the accompanying figure, which label describes diploid cells?

Figure 50-4 Refer to the accompanying figure. Which statement about the corpus luteum is FALSE?

The ____ develops into a corpus luteum.

During the menstrual cycle, ovulation is triggered by a surge in FSH .

The seminal vesicles secrete:

The mathematical model developed by Wayne Getz predicts the existence of asexual or sexual reproduction within a population. Which statement best describes this model?

Colostrum is:

Figure 50-2 Refer to the accompanying figure. The function of the structure labeled as 6 is to:

Which group can reproduce asexually?

A View of Life

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

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

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

Protection Support and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System Internal Defense

Gas Exchange

Processing Food and Nutrition

Osmoregulation and Disposal of Metabolic Wastes

Endocrine Regulation

Animal Development

Animal Behavior

Introduction to Ecology Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

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