Question 1

One hundred million sperm are produced daily in the

Accepted Answer

A) interstitial cells. 
B) prostate. 
C) seminiferous tubules. 
D) vas deferens. 
E) epididymis. 
A) interstitial cells. 
B) prostate. 
C) seminiferous tubules. 
D) vas deferens. 
E) epididymis.

Question 2

Sperm are produced in the

Accepted Answer

A) testes. 
B) vas deferens. 
C) epididymis. 
D) prostate gland. 
E) penis. 
A) testes. 
B) vas deferens. 
C) epididymis. 
D) prostate gland. 
E) penis.

Question 3

Which of the following is (are) risk factor(s) for developing prostate cancer?

Accepted Answer

A) advancing age 
B) heredity 
C) tobacco smoking 
D) a high-fat diet 
E) all of these 
A) advancing age 
B) heredity 
C) tobacco smoking 
D) a high-fat diet 
E) all of these

Question 4

Which of the following is NOT an advantage of asexual reproduction?

Accepted Answer

A) Asexual reproduction is more efficient than sexual reproduction. 
B) Individual organisms do not have to seek mates. 
C) Asexual reproduction promotes variation. 
D) Asexual reproduction is less energetically costly than sexual reproduction. 
E) In stable environments the offspring are as well adapted as the parents. 
A) Asexual reproduction is more efficient than sexual reproduction. 
B) Individual organisms do not have to seek mates. 
C) Asexual reproduction promotes variation. 
D) Asexual reproduction is less energetically costly than sexual reproduction. 
E) In stable environments the offspring are as well adapted as the parents.

Question 5

All EXCEPT which of the following hormones are in some way responsible for the production of sperm?

Accepted Answer

A) luteinizing hormone 
B) follicle-stimulating hormone 
C) gonadotropic-releasing hormone 
D) testosterone 
E) human chorionic gonadotropin 
A) luteinizing hormone 
B) follicle-stimulating hormone 
C) gonadotropic-releasing hormone 
D) testosterone 
E) human chorionic gonadotropin

Question 6

Which of the following is part of the urinary system, not the reproductive system?

Accepted Answer

A) ureter 
B) urethra 
C) vas deferens 
D) vas efferens 
E) epididymis 
A) ureter 
B) urethra 
C) vas deferens 
D) vas efferens 
E) epididymis

Question 7

Which of the following is NOT involved in a feedback loop in the male reproductive system?

Accepted Answer

A) anterior pituitary 
B) hypothalamus 
C) adrenal gland 
D) Sertoli cells 
E) Leydig cells 
A) anterior pituitary 
B) hypothalamus 
C) adrenal gland 
D) Sertoli cells 
E) Leydig cells

Question 8

Which of the following structures is NOT found in mature sperm?

Accepted Answer

A) nucleus 
B) acrosome with enzymes 
C) mitochondria 
D) microtubules in the tail 
E) ribosomes 
A) nucleus 
B) acrosome with enzymes 
C) mitochondria 
D) microtubules in the tail 
E) ribosomes

Question 9

The direct role of LH in males is to

Accepted Answer

A) stimulate testosterone secretion. 
B) stimulate spermatogenesis. 
C) stimulate Sertoli cells. 
D) inhibit GnRH secretion. 
E) do all of these. 
A) stimulate testosterone secretion. 
B) stimulate spermatogenesis. 
C) stimulate Sertoli cells. 
D) inhibit GnRH secretion. 
E) do all of these.

Question 10

Puberty in males marks the start of

Accepted Answer

A) sperm production. 
B) testosterone production. 
C) the emergence of secondary sexual traits. 
D) fertility. 
E) all of these. 
A) sperm production. 
B) testosterone production. 
C) the emergence of secondary sexual traits. 
D) fertility. 
E) all of these.

Question 11

Which of the following is false about reproductive system cancers in males?

Accepted Answer

A) Prostate cancer is a leading cause of death in men. 
B) There are 7,000 cases of testicular cancer diagnosed each year in the Unites States. 
C) Some individuals who have prostate cancer are unaware of their condition. 
D) Prostate cancer and testicular cancer produce painful symptoms in their early stages. 
E) Early treatment of testicular cancer has a high success rate. 
A) Prostate cancer is a leading cause of death in men. 
B) There are 7,000 cases of testicular cancer diagnosed each year in the Unites States. 
C) Some individuals who have prostate cancer are unaware of their condition. 
D) Prostate cancer and testicular cancer produce painful symptoms in their early stages. 
E) Early treatment of testicular cancer has a high success rate.

Question 12

Which of the following is NOT one of the factors contributing to the high cost of sexual reproduction?

Accepted Answer

A) development and maintenance of specialized reproductive structures   
B) formation and nourishment of gametes 
C) maintaining reproductive timing mechanisms 
D) maintaining body cells 
E) protection and nourishment of offspring 
A) development and maintenance of specialized reproductive structures   
B) formation and nourishment of gametes 
C) maintaining reproductive timing mechanisms 
D) maintaining body cells 
E) protection and nourishment of offspring

Question 13

Which of the following is NOT found in the seminal fluid?

Accepted Answer

A) sucrose 
B) buffers to raise pH 
C) prostaglandins 
D) sperm 
E) fructose 
A) sucrose 
B) buffers to raise pH 
C) prostaglandins 
D) sperm 
E) fructose

Question 14

The organism shown above is using which of the following types of reproduction?

Accepted Answer

A) asexual budding 
B) sexual production of eggs 
C) hermaphroditic co-fertilization 
D) a combination of all three 
E) none of these 
A) asexual budding 
B) sexual production of eggs 
C) hermaphroditic co-fertilization 
D) a combination of all three 
E) none of these

Question 15

All EXCEPT which of the following are intermediates in or products of meiosis?

Accepted Answer

A) male gametes 
B) spermatids 
C) sperm 
D) secondary spermatocytes 
E) spermatogonia 
A) male gametes 
B) spermatids 
C) sperm 
D) secondary spermatocytes 
E) spermatogonia

Question 16

Semen components are produced by

Accepted Answer

A) the prostate gland. 
B) the seminal vesicles. 
C) the testes. 
D) the urinary bladder. 
E) all except "urinary bladder." 
A) the prostate gland. 
B) the seminal vesicles. 
C) the testes. 
D) the urinary bladder. 
E) all except "urinary bladder."

Question 17

Occasionally the testes do not descend into the scrotum as they should in a newborn.If this is not corrected surgically,

Accepted Answer

A) sperm production will be affected. 
B) achieving an erection will not be possible. 
C) the child will have female characteristics. 
D) growth will be stunted. 
E) the child will not live. 
A) sperm production will be affected. 
B) achieving an erection will not be possible. 
C) the child will have female characteristics. 
D) growth will be stunted. 
E) the child will not live.

Exam 42: Animal Reproductive Systems

One hundred million sperm are produced daily in the

Sperm are produced in the

Which of the following is (are) risk factor(s) for developing prostate cancer?

Which of the following is NOT an advantage of asexual reproduction?

All EXCEPT which of the following hormones are in some way responsible for the production of sperm?

Which of the following is part of the urinary system, not the reproductive system?

Which of the following is NOT involved in a feedback loop in the male reproductive system?

Which of the following structures is NOT found in mature sperm?

The direct role of LH in males is to

Puberty in males marks the start of

Which of the following is false about reproductive system cancers in males?

Which of the following is NOT one of the factors contributing to the high cost of sexual reproduction?

Which of the following is NOT found in the seminal fluid?

The organism shown above is using which of the following types of reproduction?

All EXCEPT which of the following are intermediates in or products of meiosis?

Semen components are produced by

Occasionally the testes do not descend into the scrotum as they should in a newborn.If this is not corrected surgically,

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters