Reproductive Biology / Medicine / Infertility MCQs – Exercise 6

The multiple choice questions in this online test paper focuses on Reproductive Biology / Reproductive Medicine / Infertility MCQ. If you are looking for self evaluation of your PG Medical entrance exam preparation then this online Reproductive Biology / Reproductive Medicine / Infertility MCQ Test Paper will help you to evaluate your exam preparation.

Instruction for REPRODUCTIVE BIOLOGY/ REPRODUCTIVE MEDICINE / INFERTILITY MCQs:

1- This online MCQ practice test paper contains 30 questions.
2- Each question in this online practice test paper have four options and only 1 option is correct.
3- You can view the answers of this practice test paper after submitting the practice test paper.
Note: The answers mentioned at the end of practice test are the best suitable option as per our knowledge. Users shall cross-check the answers with their textbooks.

Q 1. Part of sperm provides energy for its movement

Head

Tail

Middle piece

Acrosome

Q 2. Male reproductive functions are controlled mainly by hormones from the hypothalamus,

posterior pituitary and adrenal glands

anterior pituitary and adrenal glands.

posterior pituitary gland and testes.

anterior pituitary gland and testes.

Q 3. The opening between the cervical canal and the uterine cavity is called the

internal os.

external os.

isthmus.

fornix.

Q 4. secondary spermatocyte produces how many spermatozoa

400

800

1200

1600

Q 5. Spermatogenesis takes about

64 days

74 days

84 days

120 days

Q 6. blood testis barrier is derived from

sertoli cells

Lyeding cells

Germinal epithelial cells

Tunica albuginea

Q 7. all statement true except

head – contains DNA in the nucleus (46 chromosomes)

acrosome – gap at front of head, containing hydrolytic enzymes needed to penetrate egg membrane.

middle piece – contains mitochondria to provide energy (ATP) for movement

Tail – flagellum to propel the spermatazoa

Q 8. In epidydmis human sperm taken from head and body move respectively in

circular, spiral

circular, circular

spiral, spiral

spiral, circular

Q 9. During spermatogenesis primitive spermatogonial cell remain dormant until…… Primary spermatocytes undergo………. meiotic cell division to produce …………

Puberty,2 , 4

Birth, 2 , 4

Puberty, 1 , 4

Birth, 1 , 4

Q 10. regarding sertoli cell true include

Homologues of granulosa cells in the ovary

Phagocytose extruded spermatid cytoplasm.

produce androgen binding proteins

all true

Q 11. Maintenance of the male secondary sex characteristics is the direct responsibility of

est rogen.

testosterone.

FSH

progesterone.

Q 12. process occurs during spermatogenesis

Mitosis

Meiosis

Both

None

Q 13. Right testicular veins drain into

inferior vena cava

Right renal vein

Left renal vein

Pampniform plexus

Q 14. penis nerve innervations from

Labial scrotal nerve

Sacral nerve

Penile nerve

Genitofemoral nerve

Q 15. All of the following are part of the spermatic cord EXCEPT the

testicular artery.

lymphatic vessels.

ductus deferens.

ejaculatory duct.

Q 16. A male of approx 30 years with previous normal semen analysis 1 year back present with remarkable low sperm count. The event that could have contributed to present Abnormality is

Traumatic injury 2 years ago.

Severe viral illness 2-3 months ago.

Daily hot bath since last 2 weeks

Antidepressent medications 6 months ago.

Q 17. Neonatal torsion of spermatic cord appears to be related to

Prematurity

low birth weight

traumatic

none

Q 18. Egg cells are transported in the female reproductive tract by the ____, whereas sperm are transported in the male reproductive tract by the _____.

action of ciliated epithelium in the uterine tubes; movements of their tails

activity of seminal vesicle secretion; activity of prostate gland secretions

peristaltic contractions of the vaginal wall; peristaltic contractions of the uterus

movement of their tails; lashing movements of their tails

Q 19. The last fluid to be expelled from the urethra during ejaculation comes from the

testes.

bulbourethral gland

prostate gland.

seminal vesicles.

Q 20. Mature antral follicle size is

2µ

20µ

2cm

20cm

Q 21. A function of FSH in the male is to

inhibit progesterone.

initiate testosterone production.

increase protein synthesis.

initiate spermatogenesis.

Q 22. Vas deferens helps in

Testosterone production

Sperm transit

sperm Storage

maintains barrier blood testis

Q 23. penis blood supply is from

penile artery

internal pedudendal artery

Pampniform plexus

Genitomfemoral artery

Q 24. Lytic enzymes released by sperm is

Hylarunidase

ligase

MSH

Acrosomase

Q 25. regarding secondary sex characteristics in male all statement true except

Sex characteristics that develop during puberty.

These characteristics are directly involved in reproduction.

These include Facial hair, large Adams apple , deep voice larger/more muscle development

sexual drive

Q 26. Not a function of sertoli cells

Metabolic support of developing spermatozoa

Maintain position of primordial germ cell against basement membrane.

Aromatization of androgen precursor to estrogen

mantainance of blood testis barrier.

Q 27. Left testicular veins drain into

inferior vena cava

Right renal vein

Left renal vein

Pampniform plexus

Q 28. The seminal vesicles are located

Inferior to the prostate within the urogenital diaphragm.

within the lobules of the testes.

within the spermatic cord

posterior and inferior to the urinary bladder, in front of the rectum.

Q 29. Single primary spermatocyte produces how many spermatozoa

Q 30. The female structure that is the homolog of the male penis is the

vagina

clitoris

vestibule

labia minora

Reproductive Biology / Medicine / Infertility MCQs – Exercise 6

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Reproductive Biology / Medicine / Infertility MCQs – Exercise 6

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