Question 1

Approximately, what percent of unplanned pregnancies end in induced abortions?

Accepted Answer

A)  5 
B)  25 
C)  50 
D)  75 
E)  90 
A)  5 
B)  25 
C)  50 
D)  75 
E)  90

Question 2

Sperm production in humans start

Accepted Answer

A)  before birth. 
B)  shortly after birth. 
C)  at puberty. 
D)  during a man's early twenties. 
E)  in late teenage-hood. 
A)  before birth. 
B)  shortly after birth. 
C)  at puberty. 
D)  during a man's early twenties. 
E)  in late teenage-hood.

Question 3

Which of the following statements about the testes is FALSE?

Accepted Answer

A)  The testes produce testosterone. 
B)  The testes produce sperm. 
C)  Semen is stored in the testes. 
D)  An epididymis is coiled on each testis. 
E)  The testes are located in the scrotum. 
A)  The testes produce testosterone. 
B)  The testes produce sperm. 
C)  Semen is stored in the testes. 
D)  An epididymis is coiled on each testis. 
E)  The testes are located in the scrotum.

Question 4

Shortly after fertilization, successive cell divisions convert the zygote into a multicellular embryo during a process known as

Accepted Answer

A)  meiosis. 
B)  parthenogenesis. 
C)  gastrulation. 
D)  cleavage. 
E)  blastulation. 
A)  meiosis. 
B)  parthenogenesis. 
C)  gastrulation. 
D)  cleavage. 
E)  blastulation.

Question 5

Of the following, which is the most common STD in the United States?

Accepted Answer

A)  chlamydia 
B)  genital herpes 
C)  trichomoniasis 
D)  HIV-AIDS 
E)  gonorrhea 
A)  chlamydia 
B)  genital herpes 
C)  trichomoniasis 
D)  HIV-AIDS 
E)  gonorrhea

Question 6

The penis and the ___ develop from the same embryonic tissue.

Accepted Answer

A)  vagina 
B)  vulva 
C)  oviduct 
D)  uterus 
E)  clitoris 
A)  vagina 
B)  vulva 
C)  oviduct 
D)  uterus 
E)  clitoris

Question 7

Sperm mature in the

Accepted Answer

A)  epididymus. 
B)  seminal vesicles. 
C)  vas deferens. 
D)  prostate gland. 
E)  bulbourethral gland. 
A)  epididymus. 
B)  seminal vesicles. 
C)  vas deferens. 
D)  prostate gland. 
E)  bulbourethral gland.

Question 8

The embryo develops from cells of the

Accepted Answer

A)  blastocyst outer layers. 
B)  blastocyst inner cell mass. 
C)  gastrula mesoderm. 
D)  gastrula ectoderm. 
E)  gastrula endoderm. 
A)  blastocyst outer layers. 
B)  blastocyst inner cell mass. 
C)  gastrula mesoderm. 
D)  gastrula ectoderm. 
E)  gastrula endoderm.

Question 9

The use of the birth control pill increases the risk for all of the following cancers except

Accepted Answer

A)  breast. 
B)  cervical. 
C)  liver. 
D)  ovarian. 
E)  there is no exception. 
A)  breast. 
B)  cervical. 
C)  liver. 
D)  ovarian. 
E)  there is no exception.

Question 10

The passageway that channels ova from the ovary into the uterus is known as

Accepted Answer

A)  a vagina. 
B)  a uterus. 
C)  an oviduct. 
D)  the corpus luteum. 
E)  all of these. 
A)  a vagina. 
B)  a uterus. 
C)  an oviduct. 
D)  the corpus luteum. 
E)  all of these.

Question 11

How long does it take a sperm to reach the oviduct?

Accepted Answer

A)  3 minutes 
B)  30 minutes 
C)  3 hours 
D)  3 days 
E)  30 days 
A)  3 minutes 
B)  30 minutes 
C)  3 hours 
D)  3 days 
E)  30 days

Question 12

The reproductive organ in the human female that is responsible for egg production is the

Accepted Answer

A)  uterus. 
B)  ovary. 
C)  vagina. 
D)  clitoris. 
E)  oviduct. 
A)  uterus. 
B)  ovary. 
C)  vagina. 
D)  clitoris. 
E)  oviduct.

Question 13

Testes in humans are outside of the body because

Accepted Answer

A)  sperm require a lower temperature to mature. 
B)  sperm require a greater diffusion of oxygen that they wouldn't get inside the body. 
C)  sperm formation is stimulated by motion. 
D)  sperm formation is hindered by the extreme darkness found within the body. 
E)  of all of these factors. 
A)  sperm require a lower temperature to mature. 
B)  sperm require a greater diffusion of oxygen that they wouldn't get inside the body. 
C)  sperm formation is stimulated by motion. 
D)  sperm formation is hindered by the extreme darkness found within the body. 
E)  of all of these factors.

Question 14

Erectile dysfunction drugs cause

Accepted Answer

A)  penis muscle to contract. 
B)  blood vessels of the penis to widen. 
C)  the spongy tissue of the penis to stiffen. 
D)  an increase in hydrostatic pressure. 
E)  increased semen flow. 
A)  penis muscle to contract. 
B)  blood vessels of the penis to widen. 
C)  the spongy tissue of the penis to stiffen. 
D)  an increase in hydrostatic pressure. 
E)  increased semen flow.

Question 15

Which of the following statements about the prostate is FALSE?

Accepted Answer

A)  Prostate enlargement can be a symptom of prostate cancer. 
B)  Prostate cancer is the leading cause of death in males. 
C)  In young men, the prostate gland is the size of a walnut. 
D)  The urethra runs through the prostate gland. 
E)  The prostate gland is directly below the urinary bladder. 
A)  Prostate enlargement can be a symptom of prostate cancer. 
B)  Prostate cancer is the leading cause of death in males. 
C)  In young men, the prostate gland is the size of a walnut. 
D)  The urethra runs through the prostate gland. 
E)  The prostate gland is directly below the urinary bladder.

Question 16

The oviduct connects the ovary to the

Accepted Answer

A)  uterus. 
B)  vagina. 
C)  clitoris. 
D)  vulva. 
E)  uterus and vagina. 
A)  uterus. 
B)  vagina. 
C)  clitoris. 
D)  vulva. 
E)  uterus and vagina.

Question 17

How many weeks does prenatal development last in humans?

Accepted Answer

A)  31 
B)  38 
C)  40 
D)  45 
E)  52 
A)  31 
B)  38 
C)  40 
D)  45 
E)  52

Question 18

Which cells are produced during meiosis I?

Accepted Answer

A)  spermatogonia 
B)  primary spermatocytes 
C)  secondary spermatocytes 
D)  spermatids 
E)  sperm 
A)  spermatogonia 
B)  primary spermatocytes 
C)  secondary spermatocytes 
D)  spermatids 
E)  sperm

Question 19

The lowest part of the uterus is the

Accepted Answer

A)  vagina. 
B)  vulva. 
C)  oviduct. 
D)  cervix. 
E)  urethra. 
A)  vagina. 
B)  vulva. 
C)  oviduct. 
D)  cervix. 
E)  urethra.

Question 20

Selecting the Exception Three of the four answers listed below produce portions of the semen. Select the EXCEPTION.

Accepted Answer

A)  epididymis 
B)  prostate 
C)  seminal vesicle 
D)  bulbourethral gland 
A)  epididymis 
B)  prostate 
C)  seminal vesicle 
D)  bulbourethral gland

Exam 26: Reproduction and Development

Approximately, what percent of unplanned pregnancies end in induced abortions?

Sperm production in humans start

Which of the following statements about the testes is FALSE?

Shortly after fertilization, successive cell divisions convert the zygote into a multicellular embryo during a process known as

Of the following, which is the most common STD in the United States?

The penis and the ___ develop from the same embryonic tissue.

Sperm mature in the

The embryo develops from cells of the

The use of the birth control pill increases the risk for all of the following cancers except

The passageway that channels ova from the ovary into the uterus is known as

How long does it take a sperm to reach the oviduct?

The reproductive organ in the human female that is responsible for egg production is the

Testes in humans are outside of the body because

Erectile dysfunction drugs cause

Which of the following statements about the prostate is FALSE?

The oviduct connects the ovary to the

How many weeks does prenatal development last in humans?

Which cells are produced during meiosis I?

The lowest part of the uterus is the

Selecting the Exception Three of the four answers listed below produce portions of the semen. Select the EXCEPTION.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Plant Form and Function

Plant Reproduction and Development

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