Seminal Vesicles

Q. The head of mature mammalian sperm is made of

1. an acrosome
2. elongated nucleus covered by acrosome
3. two centrioles and an axial filament
4. nucleus, acrosome, cytoplasm and mitochondrial sheath

Q.

Define copulation.

Q. Choose the correct combination of labeling of seminiferous tubules of the testis.

1. A-Interstitial cell
   B-Spermatid
   C-Spermatozoa
   D-Spermatogonium
   E-Sertoli's cells
2. A-Sertoli's cells
   B-Spermatogonium
   C-Spermatid
   D-Interstitial cell
   E-Spermatozoa
3. A-Interstitial cell
   B-Spermatogonium
   C-Spermatid
   D-Spermatozoa
   E-Sertoli's cells
4. A-Interstitial cell
   B-Spermatid
   C-Spermatogonium
   D-Spermatozoa
   E-Sertoli's cells
5. A-Interstitial cell
   B-Spermatogonium
   C-Spermatozoa
   D-Spermatid
   E-Sertoli's cells

Q.

Do Seminiferous Tubules produce testosterone?

Q.

In the structure of a sperm, centrioles are located

1. in the head region
2. in the neck and middle piece
3. at the junction of middle piece and tail only
4. immediately outside the axial fibrils as fibrous sheath

Q. Select the correct set of name for the parts A, B, C, D.

A	Ureter	Seminal vesicle	Prostate	Bulbourethral gland
B	Ureter	Prostate	Seminal vesicle	Bulbourethral gland
C	Vas deferens	Seminal vesicle	Prostate	Bulbourethral gland
D	Vas deferens	Seminal vesicle	Bulbourethral gland	Prostate

1. A
2. B
3. C
4. D

Q. Match column I with column II and select the correct option.

List I	List II
Hyaluronidase	Acrosomal reaction
Corpus luteum	Morphogenetic movements
Gastrulation	Progesterone
Capacitation	Mammary glands
Colostrum	Sperm activation

1. $a-v,b-ii,c-iv,d-i$ and $e-iii$
2. $a-iv,b-ii,c-v,d-iii$ and $e-i$
3. $a-i,b-iii,c-ii,d-v$ and $e-iv$
4. $a-iii,b-ii,c-v,d-iv$ and $e-i$

Q. Accessory glands in male reproductive system.

1. Corpus leuteum
2. Epididymis
3. Prostate gland
4. Scrotum

Q.

Write down the functions of accessory glands related with the male reproductive system.

Q. How many seminiferous tubules are approximately present in both the testes taken together?

1. 250 - 2500
2. 2500 - 7500
3. 500 - 1500
4. 5000 - 10000

Q. Arrange male reproductive accessory organs based on the amount of secretion poured into the urethra.
(I) Prostate gland
(II) Seminal vesicles
(III) Bulbourethral glands.

1. i $>$ ii $>$ iii
2. iii $>$ ii $>$ i
3. ii $>$ iii $>$ i
4. ii $>$ i $>$ iii

Q. What are the two main functions of the fluid secreted by seminal vesicles and the prostate gland in human male reproductive system?

Q.

In the structure of a sperm, centrioles are located

1. in the head region
2. in the neck and middle piece
3. at the junction of middle piece and tail only
4. immediately outside the axial fibrils as fibrous sheath

Q. Male accessory glands include.

1. Paired seminal vesicles
2. Paired bulbourethral gland
3. A prostate gland
4. All of the above

Q. Describe the functions of seminal vesicles.

Q. Assertion :Each seminiferous tubule is lined on its inside by three type of cells. Reason: These cells are male germ cells, Sertoli cells and Leydig's cells.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q.

In the structure of a sperm, centrioles are located

1. in the head region
2. at the junction of middle piece and tail only
3. immediately outside the axial fibrils as fibrous sheath
4. in the neck and middle piece

Q. The function of the secretion of prostate gland is to _____________.

1. Inhibit sperm activity
2. Attract sperms
3. Stimulate sperm avidity
4. None of these

Q. Vas deferens receives a duct from seminal vesicle and opens into urethra as ________.

1. Urethral meatus
2. Ejaculatory duct
3. Ureter
4. Epididymis

Q. Identify the correct match.

	Accessory gland		Function
(i)	Seminal vesicle	(a)	Lubricates vagina
(ii)	Prostate gland	(b)	Provides energy, coagulation of sperms
(iii)	Cowper's gland	(c)	Neutralises acidity of vagina

1. i-b, ii-c, iii-a
2. i-c, ii-b, iii-a
3. i-a, ii-c, iii-b
4. i-c, ii-a, iii-b

Q. Match column I and column II and choose the correct option.

	Column-I		Column-II
a.	hPL	(i)	Androgens
b.	Paired male sex accessory gland	(ii)	Cowper's gland
c.	Secondary oocyte	(iii)	Placental hormone
d.	Interstitial cells	(iv)	Forms acellular layer

Choose the correct option.

1. a - iii, b- ii, c- i, d- iv
2. a - ii, b- i, c- iv, d- iii
3. a - iii, b- ii, c- iv, d- i
4. a - i, b- ii, c- iii, d- iv

Q. Which one of these is not an accessory glands in male reproductive system?

1. Prostate gland
2. Seminal vesicle
3. Cowper's gland
4. Bartholin's gland

Q. Spermiation is the process of the release of sperms from

1. vas deferens
2. seminiferous tubules
3. epididymis
4. prostate gland.

Q. Assertion :The regions outside the seminiferous tubules are called interstitial spaces, which contain Leydig's cell. Reason: Leydig's cells synthesise and secrete testicular hormones called androgens.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Assertion : In human male, there are perianal glands near the anus.
Reason : Perianal glands secretes sex-attractant pheromone which initiates sexual desire in human female.

1. Both Assertion and Reason are true and Reason is a correct explanation of Assertion
2. Both Assertion and Reason are true but Reason is not a correct explanation of Assertion
3. Assertion is true but Reason is false
4. Both Assertion and Reason are false
5. Assertion is false but reason is true.

Q.

Write the sequence of the regions through which a mature sperm travels from the seminiferous tubules up to the urethral opening.

Q. Which of the following is a function of seminal vesicle and prostate glands?

1. Production of plasma of semen, protection and nourishment of sperm
2. Production of sperm, protection and nourishment of sperm
3. Production of ovum, protection and nourishment of sperm
4. None of the above

Q. Which of the following groups of cells in the male gonad, represent haploid cells?

1. Spermatogonial cells
2. Germinal epithelial cells
3. Secondary spermatocytes
4. Primary spermatocytes

Q. Select the correct match.

1. (a)-(iv)
2. (b)-(v)
3. (c)-(i)
4. (d)-(ii)

Q. Seminal plasma of humans is rich in

1. Fructose and certain enzymes, poor in Ca${}^{2+}$
2. Fructose, Ca${}^{2+}$ and certain enzymes
3. Fructose, Ca${}^{2+}$ but no enzymes
4. Glucose, certain enzymes but no Ca${}^{2+}$