Question 1

In most male animals,the penis or other copulatory organ achieves erection by

Accepted Answer

A) muscle contraction. 
B) testicular pressure. 
C) bones or exoskeleton interlocking. 
D) artery dilation or hemolymph pressure. 
A) muscle contraction. 
B) testicular pressure. 
C) bones or exoskeleton interlocking. 
D) artery dilation or hemolymph pressure. D

Question 2

The hormone produced by cells around the embryo that maintains the corpus luteum and pregnancy is called

Accepted Answer

A) estrogen. 
B) progesterone. 
C) luteinizing hormone (LH). 
D) follicle-stimulating hormone (FSH). 
E) human chorionic gonadotropin (HCG). 
A) estrogen. 
B) progesterone. 
C) luteinizing hormone (LH). 
D) follicle-stimulating hormone (FSH). 
E) human chorionic gonadotropin (HCG). E

Question 3

A male accessory organ of the reproductive system that often becomes enlarged,infected,or cancerous in older men is the

Accepted Answer

A) testis. 
B) prostate gland. 
C) epididymis. 
D) bulbourethral gland. 
E) vas deferens. 
A) testis. 
B) prostate gland. 
C) epididymis. 
D) bulbourethral gland. 
E) vas deferens. B

Question 4

What is the correct order of the passage of sperm,starting at the site of development and exiting the body?

Accepted Answer

A) Initial production occurs in the seminiferous tubules,sperm mature in the epididymis,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the urethra. 
B) Initial production occurs in the seminiferous tubules,sperm mature in the epididymis,they then enter the fallopian tubes,they then pass through the ejaculatory duct and exit the body through the urethra. 
C) Initial production occurs in the epididymis,sperm mature in the seminiferous tubules,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the urethra. 
D) Initial production occurs in the seminiferous tubules,sperm mature in the epididymis,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the ureters. 
E) Initial production occurs in the seminiferous tubules,sperm mature in the uterus,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the urethra. 
A) Initial production occurs in the seminiferous tubules,sperm mature in the epididymis,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the urethra. 
B) Initial production occurs in the seminiferous tubules,sperm mature in the epididymis,they then enter the fallopian tubes,they then pass through the ejaculatory duct and exit the body through the urethra. 
C) Initial production occurs in the epididymis,sperm mature in the seminiferous tubules,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the urethra. 
D) Initial production occurs in the seminiferous tubules,sperm mature in the epididymis,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the ureters. 
E) Initial production occurs in the seminiferous tubules,sperm mature in the uterus,they then enter the vas deferens,they then pass through the ejaculatory duct and exit the body through the urethra.

Question 5

The STD ______ causes an inflammation of the liver and is preventable by ___________.

Accepted Answer

A) hepatitis A,vaccination 
B) hepatitis B,using a male condom 
C) HIV,vaccination 
D) gonorrhea,vaccination 
E) syphilis,male condom 
A) hepatitis A,vaccination 
B) hepatitis B,using a male condom 
C) HIV,vaccination 
D) gonorrhea,vaccination 
E) syphilis,male condom

Question 6

What is the main sex hormone of the human male?

Accepted Answer

A) testosterone 
B) estrogen 
C) luteinizing hormone (LH) 
D) follicle-stimulating hormone (FSH) 
E) interstitial cell-stimulating hormone (ICSH) 
A) testosterone 
B) estrogen 
C) luteinizing hormone (LH) 
D) follicle-stimulating hormone (FSH) 
E) interstitial cell-stimulating hormone (ICSH)

Question 7

The organ that exchanges molecules between fetal and maternal blood is the

Accepted Answer

A) vagina. 
B) oviduct. 
C) uterus. 
D) placenta. 
E) mammary gland. 
A) vagina. 
B) oviduct. 
C) uterus. 
D) placenta. 
E) mammary gland.

Question 8

Which of the following birth control methods can help prevent the spread of sexually transmitted diseases?

Accepted Answer

A) Male and female condoms. 
B) male condom and intrauterine device 
C) Female condom and the morning-after pill. 
D) Vaccines and female condoms. 
E) None of the these will prevent the spread of sexually transmitted diseases. 
A) Male and female condoms. 
B) male condom and intrauterine device 
C) Female condom and the morning-after pill. 
D) Vaccines and female condoms. 
E) None of the these will prevent the spread of sexually transmitted diseases.

Question 9

Why does semen contain alkaline secretions?

Accepted Answer

A) Alkaline secretions are less viscous and the sperm can swim better. 
B) The female vagina is acidic and thus not a favorable environment for sperm. 
C) Sperm are only able to use fructose under alkaline conditions. 
D) The pH of semen has no significance. 
A) Alkaline secretions are less viscous and the sperm can swim better. 
B) The female vagina is acidic and thus not a favorable environment for sperm. 
C) Sperm are only able to use fructose under alkaline conditions. 
D) The pH of semen has no significance.

Question 10

Which form of birth control is the most effective at preventing the spread of sexually transmitted diseases?

Accepted Answer

A) abstinence 
B) male condom 
C) female condom 
D) morning-after pills 
E) intrauterine device 
A) abstinence 
B) male condom 
C) female condom 
D) morning-after pills 
E) intrauterine device

Question 11

Which structure is produced during Meiosis II in the male?

Accepted Answer

A) secondary spermatocyte 
B) immature sperm 
C) spermatogonium 
D) primary oocyte 
E) late spermatid 
A) secondary spermatocyte 
B) immature sperm 
C) spermatogonium 
D) primary oocyte 
E) late spermatid

Question 12

In the human male,sperm cells are produced in the ____ and are suported by the ________.

Accepted Answer

A) interstitial tissue; cervix 
B) urethra; uterus 
C) seminiferous tubules; Sertoli cells 
D) vas deferens; endometrium 
E) seminal vesicles; oviduct 
A) interstitial tissue; cervix 
B) urethra; uterus 
C) seminiferous tubules; Sertoli cells 
D) vas deferens; endometrium 
E) seminal vesicles; oviduct

Question 13

In intracytoplasmic sperm injection (ICSI),a single sperm is injected into an egg in an attempt to create a zygote.

Accepted Answer

A) True 
 B)False

Question 14

A functional advantage of having human testes in the scrotum rather than in the abdomen is

Accepted Answer

A) lack of room in the abdomen. 
B) a shorter sperm duct. 
C) more direct blood supply. 
D) lower temperature. 
E) greater protection to the testes. 
A) lack of room in the abdomen. 
B) a shorter sperm duct. 
C) more direct blood supply. 
D) lower temperature. 
E) greater protection to the testes.

Question 15

In the human male,the tube used to carry both sperm and urine is the

Accepted Answer

A) ureter. 
B) seminiferous tubule. 
C) vas deferens. 
D) urethra. 
E) fallopian tube. 
A) ureter. 
B) seminiferous tubule. 
C) vas deferens. 
D) urethra. 
E) fallopian tube.

Question 16

Trace the correct path of the sperm during ejaculation.

Accepted Answer

A) urethra,vas deferens,seminal vesicles,testes 
B) testes,urethra,vas deferens,penis 
C) seminiferous tubules,epididymis,vas deferens,urethra 
D) seminiferous tubules,vas deferens,epididymis,urethra 
E) vas deferens,seminiferous tubules,epididymis,urethra 
A) urethra,vas deferens,seminal vesicles,testes 
B) testes,urethra,vas deferens,penis 
C) seminiferous tubules,epididymis,vas deferens,urethra 
D) seminiferous tubules,vas deferens,epididymis,urethra 
E) vas deferens,seminiferous tubules,epididymis,urethra

Question 17

Identify how the HAART works when used on a patient that has contracted HIV.

Accepted Answer

A) Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.AZT will interfere with the conversion of viral RNA into DNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
B) Entry inhibitors in HAART will prevent the HIV virus from fitting through the protein channels of the cell membranes.AZT will interfere with the conversion of viral DNA into RNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
C) Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.AZT will interfere with the conversion of viral DNA into RNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
D) Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.AZT will interfere with the conversion of viral RNA into the cellular proteins and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
E) AZT in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.Inhibitors will interfere with the conversion of viral RNA into DNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
A) Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.AZT will interfere with the conversion of viral RNA into DNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
B) Entry inhibitors in HAART will prevent the HIV virus from fitting through the protein channels of the cell membranes.AZT will interfere with the conversion of viral DNA into RNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
C) Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.AZT will interfere with the conversion of viral DNA into RNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
D) Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.AZT will interfere with the conversion of viral RNA into the cellular proteins and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. 
E) AZT in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes.Inhibitors will interfere with the conversion of viral RNA into DNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell.

Question 18

What is parthenogenesis?

Accepted Answer

A) a sexual means of internal fertilization 
B) an asexual means of reproduction involving budding 
C) an asexual means of reproduction by splitting or fission into several new individuals 
D) a modification of sexual reproduction in which an unfertilized egg develops into a complete individual 
E) a sexual means of reproduction by which cross-fertilization occurs between hermaphrodites 
A) a sexual means of internal fertilization 
B) an asexual means of reproduction involving budding 
C) an asexual means of reproduction by splitting or fission into several new individuals 
D) a modification of sexual reproduction in which an unfertilized egg develops into a complete individual 
E) a sexual means of reproduction by which cross-fertilization occurs between hermaphrodites

Question 19

Which of the following statements about asexual reproduction is NOT true?

Accepted Answer

A) Asexual reproduction occurs with only one parent. 
B) Asexual reproduction is less commonly used by vertebrates. 
C) Asexual reproduction can occur by budding or by division and regeneration. 
D) A large number of offspring can be produced in this way in a short time. 
E) Asexual reproduction produces variation that allows the species to adapt quickly to changing environmental conditions. 
A) Asexual reproduction occurs with only one parent. 
B) Asexual reproduction is less commonly used by vertebrates. 
C) Asexual reproduction can occur by budding or by division and regeneration. 
D) A large number of offspring can be produced in this way in a short time. 
E) Asexual reproduction produces variation that allows the species to adapt quickly to changing environmental conditions.

Question 20

In in-vitro fertilization,sperm are placed in the vagina of a woman by a physician.

Accepted Answer

A) True 
 B)False

Exam 41: Reproductive Systems

In most male animals,the penis or other copulatory organ achieves erection by

The hormone produced by cells around the embryo that maintains the corpus luteum and pregnancy is called

A male accessory organ of the reproductive system that often becomes enlarged,infected,or cancerous in older men is the

What is the correct order of the passage of sperm,starting at the site of development and exiting the body?

The STD ______ causes an inflammation of the liver and is preventable by ___________.

What is the main sex hormone of the human male?

The organ that exchanges molecules between fetal and maternal blood is the

Which of the following birth control methods can help prevent the spread of sexually transmitted diseases?

Why does semen contain alkaline secretions?

Which form of birth control is the most effective at preventing the spread of sexually transmitted diseases?

Which structure is produced during Meiosis II in the male?

In the human male,sperm cells are produced in the ____ and are suported by the ________.

In intracytoplasmic sperm injection (ICSI),a single sperm is injected into an egg in an attempt to create a zygote.

A functional advantage of having human testes in the scrotum rather than in the abdomen is

In the human male,the tube used to carry both sperm and urine is the

Trace the correct path of the sperm during ejaculation.

Identify how the HAART works when used on a patient that has contracted HIV.

What is parthenogenesis?

Which of the following statements about asexual reproduction is NOT true?

In in-vitro fertilization,sperm are placed in the vagina of a woman by a physician.

A View of Life

Basic Chemistry

The Chemistry of Organic Molecules

Cell Structure and Function

Membrane Structure and Function

Metabolism: Energy and Enzymes

Photosynthesis

Cellular Respiration

The Cell Cycle and Cellular Reproduction

Meiosis and Sexual Reproduction

Mendelian Patterns of Inheritance

Molecular Biology of the Gene

Regulation of Gene Expression

Biotechnology and Genomics

Darwin and Evolution

How Populations Evolve

Speciation and Macroevolution

Origin and History of Life

Taxonomy,systematics,and Phylogeny

Viruses,bacteria,and Archaea

Protist Evolution and Diversity

Fungi Evolution and Diversity

Plant Evolution and Diversity

Flowering Plants: Structure and Organization

Flowering Plants: Nutrition and Transport

Flowering Plants: Control of Growth Responses

Flowering Plants: Reproduction

Invertebrate Evolution

Vertebrate Evolution

Human Evolution

Animal Organization and Homeostasis

Circulation and Cardiovascular Systems

The Lymphatic and Immune Systems

Digestive Systems and Nutrition

Respiratory Systems

Body Fluid Regulation and Excretory Systems

Neurons and Nervous Systems

Sense Organs

Locomotion and Support Systems

Hormones and Endocrine Systems

Animal Development

Behavioral Ecology

Population Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation of Biodiversity

Filters

The STD causes an inflammation of the liver and is preventable by _____.

In the human male,sperm cells are produced in the and are suported by the ____.