Human Reproduction — DPP 5

20 NEET questions from Human Reproduction, with answers and explanations. Attempt it as a timed test to get scoring, accuracy breakdown and mistake tracking.

Attempt this test free 20 questions · 30 minutes · +80 marks
1
The secretion of the seminal vesicle contains:
  1. A Fructose + No enzymes
  2. B Fructose + Certain enzymes
  3. C Sucrose + Much more enzymes
  4. D Sucrose + Certain enzymes
Show answer

Correct answer: B

2
Following the diagram of an ovum surrounded by few sperms :
Human Reproduction – NEET-9583
Which of the following option is correct for the labelled parts $\mathrm{A}, \mathrm{B}$ and C ?
  1. A
  2. B
  3. C
  4. D
Show answer & explanation

Correct answer: C

Human Reproduction – NEET-9583
3
The sperms contain autosomes and:
  1. A only one Y-chromosome.
  2. B only one X-chromosome.
  3. C both X and Y -chromosomes.
  4. D either X or Y-chromosomes.
Show answer

Correct answer: D

4
Each seminiferous tubule is lined on its inside by two types of cells A and B. Which of the following options is correct, w.r.t. the type of cell and its function?
  1. A
  2. B
  3. C
  4. D
Show answer & explanation

Correct answer: A

Spermatogonia are male germ cells.
Leydig cells are found outside the seminiferous tubules.
5
The structure or gland which is situated immediately at the base of urinary bladder is
  1. A Bulbourethral gland
  2. B Prostate gland
  3. C Seminal vesicle
  4. D Ureter
Show answer & explanation

Correct answer: B

Bulbourethral/Cowper's glands lie adjacent to the urethra at the base of penis.

Prostate gland lies at the base of urinary bladder and surrounds the first part of urethra.

Ureter is the duct by which urine passes from kidney to bladder.
6
Which of the following is not the function of Sertoli cells (sustentacular cells)?
  1. A Release of androgen binding protein
  2. B Release of antimullerian factor
  3. C Regulation of spermatogenesis by releasing inhibin
  4. D Secretion of testosterone
Show answer & explanation

Correct answer: D

Leydig cells (interstitial cells) secrete testosterone upon stimulation by LH or ICSH.
7
Seminiferous tubules open into vasa efferentia through
  1. A Testicular lobes
  2. B Rete testis
  3. C Epididymis
  4. D Vasa deferens
Show answer & explanation

Correct answer: B

Several tubes called vasa efferentia arise from the rete testis and conduct spermatozoa out of the testis.
8
Which one of the following is the incorrect match of the events occurring during menstrual cycle?
  1. A Menstruation : Breakdown of endometrium and ovum is not fertilised
  2. B Ovulation : LH and FSH attain peak level
  3. C Proliferative : Rapid regeneration phase of endometrium and maturation of Graafian follicle
  4. D Development : Follicular phase and of corpus increased secretion of Iuteum progesterone
Show answer & explanation

Correct answer: D

Development of corpus luteum occurs in luteal or secretory phase.
9
Prostate gland:
  1. A stimulates sperm activity.
  2. B helps in lubrication of penis.
  3. C secretes highly acidic secretion.
  4. D helps in formation of sperms.
Show answer

Correct answer: A

10
Which of the following can be termed as milk ejecting hormone?
  1. A Prolactin
  2. B Oestrogen
  3. C Progesterone
  4. D Oxytocin
Show answer & explanation

Correct answer: D

Oxytocin is milk ejecting because it stimulates contraction of smooth muscles of mammary glands.
11
Select the statement which is not correct w.r.t human testis.
  1. A Present outside the abdominal cavity
  2. B Length is of about 4 to 5 cm
  3. C Each testis has about 250 compartments called testicular lobules
  4. D Each testicular lobule has 5-6 seminiferous tubules
Show answer & explanation

Correct answer: D

Each testicular lobule contains one to three seminiferous tubules in which sperms are produced.
12
Sperm production takes place in:
  1. A Seminiferous tubules
  2. B Seminal vesicles
  3. C Rete testis
  4. D Vas deferens
Show answer

Correct answer: A

13
Choose the incorrect match.
  1. A Mons pubis - A cushion of fatty tissue covered with skin and pubic hair
  2. B Labia majora - Fleshy folds of tissue extending down from mons pubis
  3. C Ampulla of oviduct - Site of fertilization
  4. D Mammary lobes - 40-50 in each breast
Show answer & explanation

Correct answer: D

Glandular tissue of each breast is divided into 15-20 mammary lobes containing clusters of cells called alveoli.
14
On which day of a normal menstrual cycle of 28 days does ovulation occur in a human female?
  1. A $10 ^ { \text {th } }$ day
  2. B $12 ^ { \text {th } }$ day
  3. C $14 ^ { \text {th } }$ day
  4. D $16 ^ { \text {th } }$ day
Show answer & explanation

Correct answer: C

LH induces ovulation which usually occurs on the $14 ^ { \text {th } }$ day in a menstrual cycle of 28 days.
15
Epididymis lies in between:
  1. A rete testis and vasa efferentia.
  2. B vas deferens and vasa efferentia.
  3. C vas deferens and ejaculatory duct.
  4. D seminal ducts and rete testis.
Show answer

Correct answer: B

16
Which male sex accessory duct directly receives sperm from the seminiferous tubules?
  1. A Rete testis
  2. B Vasa efferentia
  3. C Epididymis
  4. D Vas deferens
Show answer

Correct answer: A

17
Ejaculatory duct is formed by the:
  1. A vas deferens along with a duct from the seminal vesicle.
  2. B epididymis along with a duct from the seminal vesicle.
  3. C epididymis along with the prostatic duct.
  4. D vas deferens along with the prostatic duct.
Show answer

Correct answer: A

18
The function of the male sex accessory duct is:
  1. A storage of sperms.
  2. B transport of sperms.
  3. C formation of testosterone.
  4. D Both (1) and (2)
Show answer

Correct answer: D

19
Which of the following is a transporting tube leading from the bladder which brings urine and semen outside the body via penis?
  1. A Ureter
  2. B Epididymis
  3. C Ejaculatory duct
  4. D Urethra
Show answer

Correct answer: D

20
Which of the following is last part of the oviduct, which has narrow lumen and joins with the uterus?
  1. A Ampulla
  2. B Isthmus
  3. C Infundibulum
  4. D Fimbriae
Show answer & explanation

Correct answer: B

Human Reproduction – NEET-9381

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