Question 1

Sperm cells are produced in the

Accepted Answer

A)  vas deferens. 
B)  penis. 
C)  urinary bladder. 
D)  testes. 
A)  vas deferens. 
B)  penis. 
C)  urinary bladder. 
D)  testes. D

Question 2

At what point in the menstrual cycle is the egg released?

Accepted Answer

A)  approximately day fourteen 
B)  fifth day after start of flow 
C)  when uterus wall is shed 
D)  after the corpus luteum is formed 
A)  approximately day fourteen 
B)  fifth day after start of flow 
C)  when uterus wall is shed 
D)  after the corpus luteum is formed A

Question 3

Fraternal twins

Accepted Answer

A)  are the result of one fertilized egg dividing to become two individuals. 
B)  do not usually have the same DNA. 
C)  result from two eggs being fertilized by one sperm. 
D)  result from one egg being fertilized by two sperms. 
A)  are the result of one fertilized egg dividing to become two individuals. 
B)  do not usually have the same DNA. 
C)  result from two eggs being fertilized by one sperm. 
D)  result from one egg being fertilized by two sperms. B

Question 4

Sperm-carrying fluid from the human male is

Accepted Answer

A)  called semen. 
B)  released on a twenty-eight-day cycle (approximately). 
C)  stored in the urinary bladder. 
D)  described by two of these answers. 
A)  called semen. 
B)  released on a twenty-eight-day cycle (approximately). 
C)  stored in the urinary bladder. 
D)  described by two of these answers.

Question 5

In females, the first polar body is formed during

Accepted Answer

A)  meiosis I. 
B)  meiosis II. 
C)  ovulation. 
D)  fertilization. 
A)  meiosis I. 
B)  meiosis II. 
C)  ovulation. 
D)  fertilization.

Question 6

If a couple use the timing method (rhythm method) of birth control, about ______% of couples will become pregnant in a year.

Accepted Answer

A)  2 
B)  10 
C)  25 
D)  50 
A)  2 
B)  10 
C)  25 
D)  50

Question 7

All of the following are true of puberty EXCEPT

Accepted Answer

A)  sex organs grow and mature. 
B)  males and females tend to go through puberty at the same age. 
C)  hormones cause changes in body structure. 
D)  eggs and sperm begin to be produced. 
A)  sex organs grow and mature. 
B)  males and females tend to go through puberty at the same age. 
C)  hormones cause changes in body structure. 
D)  eggs and sperm begin to be produced.

Question 8

The onset of puberty

Accepted Answer

A)  is typically earlier in girls than boys. 
B)  involves increased production of estrogen or testosterone. 
C)  causes changes in body structure. 
D)  All of the above are correct. 
A)  is typically earlier in girls than boys. 
B)  involves increased production of estrogen or testosterone. 
C)  causes changes in body structure. 
D)  All of the above are correct.

Question 9

Which of the following serves as a physical barrier to prevent the sperm cell from getting to the egg cell?

Accepted Answer

A)  abortion 
B)  IUD 
C)  condom 
D)  spermicidal jelly 
A)  abortion 
B)  IUD 
C)  condom 
D)  spermicidal jelly

Question 10

Sexuality is

Accepted Answer

A)  the sexual anatomy of an individual. 
B)  the sex drive and related behaviors of an individual. 
C)  often different in different cultures. 
D)  All of the above are correct. 
A)  the sexual anatomy of an individual. 
B)  the sex drive and related behaviors of an individual. 
C)  often different in different cultures. 
D)  All of the above are correct.

Question 11

Early cell division in an embryo is called

Accepted Answer

A)  cleavage. 
B)  implantation. 
C)  fertilization. 
D)  meiosis. 
A)  cleavage. 
B)  implantation. 
C)  fertilization. 
D)  meiosis.

Question 12

The stimulus for contractions of the uterus to bring about birth is the hormone

Accepted Answer

A)  estrogen. 
B)  follicle stimulating hormone. 
C)  oxytocin. 
D)  luteotropic hormone. 
A)  estrogen. 
B)  follicle stimulating hormone. 
C)  oxytocin. 
D)  luteotropic hormone.

Question 13

Egg cells are fertilized in the

Accepted Answer

A)  cervix. 
B)  vagina. 
C)  ovary. 
D)  oviduct. 
A)  cervix. 
B)  vagina. 
C)  ovary. 
D)  oviduct.

Question 14

The way the pill works is by

Accepted Answer

A)  preventing ovulation, not preventing a birth. 
B)  acting as a barrier to prevent the sperm from reaching the egg. 
C)  causing premature release of the egg. 
D)  creating irritation in the uterus that prevents implantation. 
A)  preventing ovulation, not preventing a birth. 
B)  acting as a barrier to prevent the sperm from reaching the egg. 
C)  causing premature release of the egg. 
D)  creating irritation in the uterus that prevents implantation.

Question 15

The stage of development after the morula stage is

Accepted Answer

A)  implantation. 
B)  blastula. 
C)  fertilization. 
D)  gastrula. 
A)  implantation. 
B)  blastula. 
C)  fertilization. 
D)  gastrula.

Question 16

Puberty begins with

Accepted Answer

A)  the production of testosterone or estrogen. 
B)  an increase in the amount of follicle stimulating hormone. 
C)  the brain sensing the time is right. 
D)  All of these answers are true. 
A)  the production of testosterone or estrogen. 
B)  an increase in the amount of follicle stimulating hormone. 
C)  the brain sensing the time is right. 
D)  All of these answers are true.

Question 17

In most women's menstrual cycles, ovulation occurs

Accepted Answer

A)  at the onset of the flow. 
B)  halfway through the cycle. 
C)  just after sexual intercourse. 
D)  just following the last cycle. 
A)  at the onset of the flow. 
B)  halfway through the cycle. 
C)  just after sexual intercourse. 
D)  just following the last cycle.

Question 18

Which of the following is NOT a part of the male human reproductive system?

Accepted Answer

A)  seminiferous tubules 
B)  vas deferens 
C)  cervix 
D)  penis 
A)  seminiferous tubules 
B)  vas deferens 
C)  cervix 
D)  penis

Question 19

Development of both the ovaries and testes are influenced by

Accepted Answer

A)  progesterone. 
B)  estrogens. 
C)  follicle-stimulating hormone. 
D)  oxytocin. 
A)  progesterone. 
B)  estrogens. 
C)  follicle-stimulating hormone. 
D)  oxytocin.

Question 20

Which of the following most closely describes the cervix?

Accepted Answer

A)  a neck-like area of the ovary 
B)  a region between the uterus and vagina 
C)  a narrowed opening from the prostate gland 
D)  an opening from the vagina to the outside 
A)  a neck-like area of the ovary 
B)  a region between the uterus and vagina 
C)  a narrowed opening from the prostate gland 
D)  an opening from the vagina to the outside

Exam 27: Human Reproduction, Sex, and Sexuality

Sperm cells are produced in the

At what point in the menstrual cycle is the egg released?

Fraternal twins

Sperm-carrying fluid from the human male is

In females, the first polar body is formed during

If a couple use the timing method (rhythm method) of birth control, about ______% of couples will become pregnant in a year.

All of the following are true of puberty EXCEPT

The onset of puberty

Which of the following serves as a physical barrier to prevent the sperm cell from getting to the egg cell?

Sexuality is

Early cell division in an embryo is called

The stimulus for contractions of the uterus to bring about birth is the hormone

Egg cells are fertilized in the

The way the pill works is by

The stage of development after the morula stage is

Puberty begins with

In most women's menstrual cycles, ovulation occurs

Which of the following is NOT a part of the male human reproductive system?

Development of both the ovaries and testes are influenced by

Which of the following most closely describes the cervix?

What Is Biology

The Basics of Life: Chemistry

Organic Molecules: The Molecules of Life

Cell Structure and Function

Enzymes, Coenzymes, and Energy

Biochemical Pathways: Cellular Respiration

Biochemical Pathways: Photosynthesis

DNA and RNA: The Molecular Basis of Heredity

Cell Division: Proliferation and Reproduction

Patterns of Inheritance

Applications of Biotechnology

Diversity Within Species and Population Genetics

Evolution and Natural Selection

The Formation of Species and Evolutionary Change

Ecosystem Dynamics: The Flow of Energy and Matter

Community Interactions

Population Ecology

Evolutionary and Ecological Aspects of Behavior

The Origin of Life and the Evolution of Cells

The Classification and Evolution of Organisms

The Nature of Microorganisms

The Plant Kingdom

The Animal Kingdom

Materials Exchange in the Body

Nutrition: Food and Diet

The Bodys Control Mechanisms and Immunity

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