 |
1 | |
The irregular ridge on the midline of the scrotum, formed from fusion of the urethral folds during development is the |
| | A) | cremaster muscle. |
| | B) | dartos muscle. |
| | C) | myometrium. |
| | D) | raphe. |
| | E) | base of the urogenital triangle. |
|
|
2 | |
In the testis, sperm cells develop in the |
| | A) | efferent ductules. |
| | B) | interstitial cells (Leydig cells). |
| | C) | rete testis. |
| | D) | seminiferous tubules. |
| | E) | tunica albuginea. |
|
|
3 | |
The leftover portion of the process vaginalis that covers the testes is the |
| | A) | gubernaculum. |
| | B) | inguinal canal. |
| | C) | tunica vaginalis. |
| | D) | tunica albuginea. |
| | E) | tunica media. |
|
|
4 | |
Large cells that nourish developing sperm cells and form the blood-testes barrier are |
| | A) | primary spermatocytes. |
| | B) | Sertoli cells. |
| | C) | spermatids. |
| | D) | spermatogonia. |
| | E) | sperm cells. |
|
|
5 | |
Given these cells:
1. primary spermatocytes
2. secondary spermatocytes
3. Spermatids
4. Spermatogonia
5. sperm cells.
Arrange the cells in the order in which they are produced during spermatogenesis. |
| | A) | 1,2,3,4,5 |
| | B) | 2,1,3,5,4 |
| | C) | 3,1,2,4,5 |
| | D) | 4,1,2,3,5 |
| | E) | 5,3,4,1,2 |
|
|
6 | |
From each primary spermatocyte, __________ sperm cell(s) is (are) produced; from each primary oocyte, __________ secondary oocyte(s) is (are) produced. |
| | A) | 1, 2 |
| | B) | 1, 4 |
| | C) | 2, 2 |
| | D) | 4, 1 |
| | E) | 4, 2 |
|
|
7 | |
A comma-shaped structure on the posterior testis; maturation of sperm cells occurs here: |
| | A) | prostatic urethra |
| | B) | epididymis |
| | C) | ductus deferens |
| | D) | ejaculatory duct |
| | E) | sperm bank |
|
|
8 | |
From the ejaculatory duct, sperm cells travel directly into the |
| | A) | seminal vesicle. |
| | B) | prostatic part of the urethra. |
| | C) | spongy part of the urethra. |
| | D) | membranous part of the urethra. |
| | E) | ductus deferens. |
|
|
9 | |
The cap (formed from the corpus spongiosum) over the distal end of the penis is the |
| | A) | bulb of the penis. |
| | B) | crus of the penis. |
| | C) | root of the penis. |
| | D) | prepuce (foreskin). |
| | E) | glans. |
|
|
10 | |
Erectile columns that form the dorsal surface and sides of the penis are the |
| | A) | corpus spongiosum. |
| | B) | corpora cavernosa. |
| | C) | crus of the penis. |
| | D) | glans penis. |
| | E) | root of the penis. |
|
|
11 | |
Which of these structures contributes the greatest percentage to semen? |
| | A) | bulbourethral glands |
| | B) | prostate |
| | C) | corpus spongiosum |
| | D) | seminal vesicles |
| | E) | testes |
|
|
12 | |
This hormone is released from the hypothalamus and stimulates cells in the anterior pituitary. |
| | A) | estrogen |
| | B) | FSH |
| | C) | LH |
| | D) | GnRH |
| | E) | testosterone |
|
|
13 | |
__________ , which is secreted by the placenta, stimulates the synthesis and secretion of testosterone before birth. |
| | A) | estrogen |
| | B) | GnRH |
| | C) | HCG |
| | D) | LH |
| | E) | FSH |
|
|
14 | |
Testosterone has a negative-feedback effect on |
| | A) | GnRH secretion. |
| | B) | FSH secretion. |
| | C) | LH secretion. |
| | D) | Leydig cells. |
| | E) | a, b, and c |
|
|
15 | |
In the male, the process in which sperm cells, secretions of the prostate, and secretions of the seminal vesicles accumulate in the prostatic urethra is called |
| | A) | erection. |
| | B) | emission. |
| | C) | ejaculation. |
| | D) | orgasm. |
|
|
16 | |
The visceral peritoneum covering the surface of the ovary is |
| | A) | mesovarium. |
| | B) | germinal epithelium. |
| | C) | ovarian ligament. |
| | D) | mesosalpinx. |
| | E) | mesometrium. |
|
|
17 | |
At birth, a girl has in her ovaries many __________ that have started meiosis but stopped at prophase I. |
| | A) | primary oocytes |
| | B) | secondary oocytes |
| | C) | ootids |
| | D) | ova |
| | E) | oogonia |
|
|
18 | |
A primary oocyte divides to produce a(n) |
| | A) | oogonium. |
| | B) | secondary oocyte. |
| | C) | polar body. |
| | D) | ootid. |
| | E) | both b and c |
|
|
19 | |
The layer of clear, viscous fluid that is deposited around a primary oocyte is the |
| | A) | corona radiata. |
| | B) | cumulus mass. |
| | C) | primary follicle. |
| | D) | theca. |
| | E) | zona pellucida. |
|
|
20 | |
The innermost cells of the cumulus mass are called the |
| | A) | antrum. |
| | B) | corona radiata. |
| | C) | polar body. |
| | D) | theca. |
| | E) | zona pellucida. |
|
|
21 | |
In the process of oogenesis, a polar body |
| | A) | is formed before fertilization. |
| | B) | is formed after fertilization. |
| | C) | normally receives most of the cytoplasm of the cell. |
| | D) | is a very cold cell. |
| | E) | both a and b |
|
|
22 | |
During ovulation, a(n) __________ is released from the ovary. |
| | A) | oogonium |
| | B) | primary oocyte |
| | C) | secondary oocyte |
| | D) | polar body |
| | E) | zygote |
|
|
23 | |
After ovulation, the granulosa cells of the follicle develop into a glandular structure called the |
| | A) | corpus luteum. |
| | B) | corpus albicans. |
| | C) | corpus spongiosum. |
| | D) | corpus cavernosum. |
| | E) | corpus delecti. |
|
|
24 | |
The funnel-shaped end of the uterine tube (fallopian tube) is the |
| | A) | ampulla. |
| | B) | fimbriae. |
| | C) | infundibulum. |
| | D) | mesosalpinx. |
| | E) | serosa. |
|
|
25 | |
The large, superior, rounded portion of the uterus is the |
| | A) | cervix. |
| | B) | fundus. |
| | C) | isthmus. |
| | D) | ostium. |
| | E) | body. |
|
|
26 | |
The innermost layer of the uterus is the |
| | A) | endometrium. |
| | B) | myometrium. |
| | C) | perimetrium. |
|
|
27 | |
Which of these layers is shed during menses? |
| | A) | myometrium |
| | B) | perimetrium |
| | C) | basal layer of endometrium |
| | D) | functional layer of endometrium |
| | E) | both c and d |
|
|
28 | |
The superior, domed portion of the vagina is called the |
| | A) | columns. |
| | B) | fornix. |
| | C) | hymen. |
| | D) | rugae. |
| | E) | fundus. |
|
|
29 | |
In the female, erectile tissue that corresponds to the corpus spongiosum in the male is the |
| | A) | bulb of the vestibule. |
| | B) | labia majora. |
| | C) | labia minora. |
| | D) | clitoris. |
| | E) | prepuce. |
|
|
30 | |
Concerning the breasts: |
| | A) | lactiferous ducts open on the areola. |
| | B) | each lactiferous duct comes from a single alveolus. |
| | C) | they are attached to fascia over the pectoralis major muscles by mammary (Cooper's) ligaments. |
| | D) | even before puberty, the female breast is quite different from the male breast. |
|
|
31 | |
The first episode of menstrual bleeding is called |
| | A) | PMS. |
| | B) | menarche. |
| | C) | menopause. |
| | D) | amenorrhea. |
| | E) | female climacteric. |
|
|
32 | |
During the menstrual cycle, the time between the ending of menses and ovulation is called the |
| | A) | follicular phase. |
| | B) | luteal (secretory) phase. |
|
|
33 | |
Which of these events is NOT correctly matched with the time when it occurs? |
| | A) | beginning of menses - day 1 |
| | B) | ovulation - day 14 |
| | C) | LH surge - day 21 |
| | D) | beginning of proliferative phase - day 5 |
| | E) | corpus luteum formed - days 14-26 |
|
|
34 | |
The hormone responsible for ovulation is |
| | A) | FSH. |
| | B) | HCG. |
| | C) | GnRH. |
| | D) | LH. |
| | E) | progesterone. |
|
|
35 | |
In the menstrual cycle, progesterone levels are highest during |
| | A) | the proliferative phase. |
| | B) | menses. |
| | C) | the secretory phase. |
| | D) | ovulation. |
| | E) | both b and d |
|
|
36 | |
The cause of menses in the menstrual cycle is |
| | A) | increased progesterone production from the ovary, which produces blood clotting. |
| | B) | increased estrogen secretion from the ovary, which stimulates the muscles of the uterus to contract. |
| | C) | decreased progesterone and estrogen secretion by the ovary. |
| | D) | decreased production of oxytocin, causing the muscles of the uterus to relax. |
| | E) | decreased production of HCG. |
|
|
37 | |
A woman with a typical 28-day menstrual cycle is most likely to become pregnant from sexual intercourse occurring on days |
| | A) | 1-5. |
| | B) | 5-16. |
| | C) | 9-14. |
| | D) | 12-16. |
| | E) | 14-20. |
|
|
38 | |
While the follicle is developing, a positive-feedback loop occurs in which __________ stimulates the follicle, which increases the secretion of __________, which stimulates GnRH secretion. |
| | A) | LH, estrogen |
| | B) | FSH, estrogen |
| | C) | LH, progesterone |
| | D) | FSH, progesterone |
| | E) | FSH, LH |
|
|
39 | |
After fertilization, development of a full-term fetus depends upon |
| | A) | release of HCG by the trophoblast to maintain the corpus luteum. |
| | B) | production of LH by the placenta. |
| | C) | maintenance of the corpus albicans by prolactin. |
| | D) | production of estrogen by the adenohypophysis. |
| | E) | all of these |
|
|
40 | |
During sexual intercourse, oxytocin and __________ both stimulate smooth muscle contractions in the uterus and uterine tubes. |
| | A) | FSH |
| | B) | GnRH |
| | C) | HCG |
| | D) | LH |
| | E) | prostaglandins |
|
2003 McGraw-Hill Higher Education