Deck 43: Physiology of Reproduction: Gametogenesis and the Female Cycles

Question 1

During the proliferative phase of the uterine cycle, .

A) the blood supply and glandular secretion of nutrients in the endometrium increase
B) the functional layer of the endometrium is shed
C) the functional layer of the endometrium is rebuilt

Answer 1

C

Question 2

This hormone promotes proliferation of the functional layer of the endometrium.

A) FSH
B) progesterone
C) estrogen
D) LH

Answer 2

C

Question 3

These hormones control the uterine cycle.

A) FSH and estrogen
B) FSH and LH
C) LH and progesterone
D) estrogen and progesterone

Answer 3

D

Question 4

Development of the oocyte and follicular growth occur in the of the ovary.

A) germinal epithelium
B) cortex
C) tunica albuginea
D) medulla

Question 5

Human gametes contain _ chromosomes; somatic cells contain _ .

A) 46; 46
B) 46; 92
C) 23; 46
D) 12; 24

Question 6

Primordial follicles consist of an oocyte and _.

A) a fluid filled cavity called antrum
B) a single layer of surrounding squamous follicle cells
C) multiple layers of surrounding granulosa cells

Question 7

These cells begin the second mitotic division in spermatogenesis.

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

Question 8

The of the sperm contains enzymes necessary for the penetration of the egg.

A) tail
B) acrosome
C) midpiece
D) nucleus

Question 9

The represents a structure formed by the deterioration of the corpus luteum.

A) vesicular follicle
B) secondary follicle
C) primordial follicle
D) corpus albicans

Question 10

The final process in production of sperm, yielding cells with small heads and long tails, is called .

A) spermiogenesis
B) gametogenesis
C) spermatogenesis

Question 11

At the time of ovulation a(n) is extruded from a follicle.

A) ovum(egg); vesicular follicle
B) secondary oocyte; secondary follicle
C) primary oocyte; secondary follicle
D) secondary oocyte; vesicular follicle

Question 12

Spermatogonia in the seminiferous tubules are located .

A) spermatogonia are not found in the seminiferous tubules
B) closest to the outer edge of the tubule
C) about half way between outer edge and lumen of the tubule
D) closest to the lumen of the tubule

Question 13

Oocytes develop in a structure called a(n) .

A) corpus luteum
B) oviduct
C) follicle

Question 14

The process of cellular division by which gametes are formed is called .

A) meiosis
B) chiasmata
C) synapsis
D) mitosis

Question 15

These cells of the seminiferous tubule nourish the spermatids as they develop into sperm.

A) interstitial cells
B) follicle cells
C) granulosa cells
D) sustentocytes

Question 16

A large surge of this hormone stimulates ovulation.

A) progesterone
B) estrogen
C) LH
D) FSH

Question 17

This hormone stimulates production of the ovarian follicle.

A) estrogen
B) progesterone
C) LH
D) FSH

Question 18

This hormone promotes the enrichment of the blood supply and secretion of nutrients of the functional layer of the endometrium during the secretory phase of the menstrual cycle.

A) estrogen
B) progesterone
C) LH
D) FSH

Question 19

When spermatogonia divide, are formed.

A) spermatids
B) primary spermatocytes
C) secondary spermatocytes
D) functional sperm

Question 20

Steps seen in meiosis but not mitosis are .

A) two divisions, the second of which does not involve chromosome replication
B) synapsis
C) crossover
D) synapsis, crossover, and two divisions, the second of which does not involve chromosome replication

Question 21

A primary oocyte residing in a primordial follicle becomes a secondary oocyte .

A) in the secondary follicle
B) in the vesicular follicle
C) in the primary follicle
D) only if fertilized after ovulation

Question 22

The follicle produces the hormone _, while the corpus luteum produces the hormones _ and .

A) FSH; LH; progesterone
B) progesterone; estrogen; progesterone
C) estrogen; LH; progesterone
D) estrogen; progesterone; estrogen

Question 23

As an ovarian follicle matures, this is the first follicle that exhibits a large fluid-filled antrum.

A) secondary
B) vesicular
C) primordial
D) primary

Question 24

Oogonia are found in the ovary _ .

A) during childhood until puberty
B) during fetal development and childhood until puberty
C) throughout the female's lifetime
D) primarily during fetal development

Question 25

What happens at the end of the uterine cycle if fertilization has not occurred?

A) The corpus luteum is formed.
B) Ovulation occurs.
C) The corpus luteum degenerates.
D) The follicle degenerates.

Question 26

Primary spermatocytes contain the _ _ number of chromosomes; secondary spermatocytes contain the number.

A) haploid, haploid
B) diploid, diploid
C) haploid, diploid
D) diploid, haploid

Question 27

Meiosis in males yields gamete(s); in females, meiosis yields gamete(s)

A) 4; 2
B) 4; 1
C) 2; 1
D) 4; 4

Question 28

The final product of oogenesis is .

A) three small polar bodies and one large ovum
B) four equally sized ova
C) two large polar bodies and two ova
D) one large polar body and three small ova

Question 29

What is true about gametogenesis in both males and females?

A) Gametes are formed in special structures called follicles.
B) The haploid number of chromosomes first appears in the gametes.
C) Meiosis II is completed in all of the gametes that are produced.
D) Primary spermatocytes and primary oocytes contain the diploid number of chromosomes.

Question 30

In the male, this hormone stimulates interstitial endocrine cells to produce testosterone.

A) LH
B) FSH
C) progesterone
D) estrogen