Question 1

Decreased testosterone levels in males in their 50s signal a change called the male ________.

Accepted Answer

The answer of Decreased testosterone levels in males in their...

Question 2

Someone born with an inherited condition known as adrenal hyperplasia might have two X chromosomes but genitalia that resemble those of a male. Explain the effects on the individual's phenotypic and genotypic sex.

Accepted Answer

Because a genetic mutation led...

Question 3

Ovulation is induced by a peak in the secretion of

Accepted Answer

A)   inhibin.
B)   LH.
C)   ovulin.
D)   estrogen.
E)   progesterone.F) None of the above
G) All of the above

Question 4

________ is a period in adolescence where the reproductive organs become fully functional and the external sex characteristics become more prominent.

Accepted Answer

The answer of ________ is a period in adolescence where...

Question 5

Which of the male accessory glands encircles the urethra?

Accepted Answer

A)   Seminal vesicle
B)   Bulbourethral gland
C)   Prostate gland
D)   Cowper's gland
E)   Urethral glandF) A) and D)
G) C) and D)

Question 6

Which of the following is true?

Accepted Answer

A)   Semen is composed of seminal fluid and sperm.
B)   Seminal fluid is composed of semen and sperm.
C)   Sperm are composed of seminal fluid within a cell membrane.
D)   The three ingredients of ejaculate are sperm, semen, and prostate-specific antigen.E) A) and B)
F) A) and C)

Question 7

Human somatic cells contain only one pair of

Accepted Answer

A)   chromosomes.
B)   autosomes.
C)   homologous chromosomes.
D)   sex chromosomes.E) B) and C)
F) A) and C)

Question 8

An erection is the result of parasympathetic innervation, and ejaculation is the result of sympathetic innervation.

Accepted Answer

A) True 
 B)False

Question 9

Interphase occurs

Accepted Answer

A)   prior to meiosis.
B)   between meiosis I and meiosis II.
C)   between anaphase I and telophase I.
D)   between prophase I and prophase II.
E)   between telophase II and cytokinesis.F) None of the above
G) A) and E)

Question 10

A secondary oocyte arrests in

Accepted Answer

A)   prophase I.
B)   anaphase II.
C)   prophase II.
D)   metaphase II.
E)   metaphase I.F) A) and B)
G) A) and E)

Question 11

What is the correct order for the segments of the uterine tube, beginning at the ovary?

Accepted Answer

A)   Infundibulum - isthmus - ampulla - uterine part
B)   Uterine part - infundibulum - ampulla - isthmus
C)   Ampulla - infundibulum - uterine part - isthmus
D)   Infundibulum - ampulla - isthmus - uterine part
E)   Uterine part - isthmus - ampulla - infundibulumF) B) and C)
G) C) and E)

Question 12

Define the term "independent assortment" and indicate how this leads to diversity in the genetic content of gametes.

Accepted Answer

Independent assortment is described in t...

Question 13

What part of a spermatozoon contains the nuclear material?

Accepted Answer

A)   Acrosome cap
B)   Head
C)   Midpiece
D)   Flagellum
E)   TailF) A) and D)
G) A) and C)

Question 14

The external urethral orifice is found at the ________ of the penis.

Accepted Answer

A)   bulb
B)   crus
C)   glans
D)   corpus cavernosum
E)   bodyF) A) and D)
G) B) and E)

Question 15

Ovulation occurs when an oocyte is released from a ruptured ________ follicle.

Accepted Answer

A)   secondary
B)   primary
C)   mature
D)   primordial
E)   oogonialF) C) and D)
G) A) and B)

Question 16

In males, the ________ region on the Y chromosome initiates male phenotypic development.

Accepted Answer

A)   HRT
B)   AMH
C)   TDF
D)   SRY
E)   BPHF) All of the above
G) B) and D)

Question 17

The ridge that is visible externally along the midline of the scrotum is called the

Accepted Answer

A)   septum.
B)   raphe.
C)   perineum.
D)   tunica albuginea.
E)   scrotal cord.F) D) and E)
G) None of the above

Question 18

The most primitive type of ovarian follicle is a ________ follicle.

Accepted Answer

The answer of The most primitive type of ovarian follicle...

Question 19

Puberty is initiated when a region of the brain begins secreting

Accepted Answer

A)   luteinizing hormone.
B)   estrogen or testosterone.
C)   follicle-stimulating hormone.
D)   gonadotropin-releasing hormone.
E)   androgens.F) None of the above
G) All of the above

Question 20

How many spermatozoa ultimately develop from each primary spermatocyte?

Accepted Answer

A)   1
B)   2
C)   3
D)   4
E)   5F) B) and E)
G) A) and E)

Exam 28: Reproductive System

What part of a spermatozoon contains the nuclear material?

Correct AnswerverifiedShow Answer

An erection is the result of parasympathetic innervation, and ejaculation is the result of sympathetic innervation.

Correct AnswerverifiedShow Answer

What is the correct order for the segments of the uterine tube, beginning at the ovary?

Correct AnswerverifiedShow Answer

The most primitive type of ovarian follicle is a ________ follicle.

Correct AnswerverifiedShow Answer

Define the term "independent assortment" and indicate how this leads to diversity in the genetic content of gametes.

Correct AnswerverifiedIndependent assortment is described in t...View AnswerShow Answer

Ovulation is induced by a peak in the secretion of

Correct AnswerverifiedShow Answer

Human somatic cells contain only one pair of

Correct AnswerverifiedShow Answer

Which of the following is true?

Correct AnswerverifiedShow Answer

Puberty is initiated when a region of the brain begins secreting

Correct AnswerverifiedShow Answer

How many spermatozoa ultimately develop from each primary spermatocyte?

Correct AnswerverifiedShow Answer

In males, the ________ region on the Y chromosome initiates male phenotypic development.

Correct AnswerverifiedShow Answer

Someone born with an inherited condition known as adrenal hyperplasia might have two X chromosomes but genitalia that resemble those of a male. Explain the effects on the individual's phenotypic and genotypic sex.

Correct AnswerverifiedBecause a genetic mutation led...View AnswerShow Answer

The external urethral orifice is found at the ________ of the penis.

Correct AnswerverifiedShow Answer

________ is a period in adolescence where the reproductive organs become fully functional and the external sex characteristics become more prominent.

Correct AnswerverifiedShow Answer

Decreased testosterone levels in males in their 50s signal a change called the male ________.

Correct AnswerverifiedShow Answer

Which of the male accessory glands encircles the urethra?

Correct AnswerverifiedShow Answer

A secondary oocyte arrests in

Correct AnswerverifiedShow Answer

Ovulation occurs when an oocyte is released from a ruptured ________ follicle.

Correct AnswerverifiedShow Answer

Interphase occurs

Correct AnswerverifiedShow Answer

The ridge that is visible externally along the midline of the scrotum is called the

Correct AnswerverifiedShow Answer

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Independent assortment is described in t...
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Because a genetic mutation led...
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