Multiple Choice Questions

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Foetal ejection reflex in human female is induced by 

  • the pressure exerted by the amniotic fluid

  • the release of oxytocin from pituitary

  • fully developed foetus and placenta

  • fully developed foetus and placenta


B.

the release of oxytocin from pituitary

Oxytocin (childbirth hormone) secreted by neurohypophysis of pituitary gland stimulates contraction of uterus muscles, including labour pain for child birth, when secretion of progesterone hormone declines, making the end of pregnancy. As the sensory impulse of increasing labour pain reaches hypothalamus, more and more oxytocin is released from posterior pituitary under a positive feedback regulation childbirth, it dilates the cervix (vaginal stretching).

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Which one of the following is the correct matching of the events occurring during menstrual cycle?

  • Ovulation - LH and FSH attain peak level and sharp fall in the secretion of progesterone

  • Proliferative - Rapid regeneration of myometrium and maturation of Graafian follicle

  • Development of corpus - luteum - Secretory phase and increased secretion of progesterone

  • Development of corpus - luteum - Secretory phase and increased secretion of progesterone

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Which one of the following statement is incorrect about menstruation? 

  • During normal menstruation, about 40 mL blood is lost

  • The menstrual fluid can easily clot

  • At menopause in a female, there is especially abrupt increase in gonadotropic hormones

  • At menopause in a female, there is especially abrupt increase in gonadotropic hormones

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A young infant may be feeding entirely on mother's milk, which is white in colour but the stools, which the infant passes out is quite yellowish. What is the yellow colour due to?

  • Intestinal Juice

  • Bile pigements passed through bile juice

  • Undigested milk protein casein

  • Undigested milk protein casein

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Consider the statements given below regarding contraception and answer as directed thereafter

A) Medical Termination of Pregnancy (MTP) during first trimester is generally safe

B) Generally chances of conception are nil until mother breast -feeds the infant upto two year

C) Intrauterine devices like copper T- are effecitve contraceptives

D) Contraception pills may be taken upto one week after coitus to prevent conception

Which two of the above statements are correct?

  • B, C

  • C, D

  • A, C

  • A, C

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The function of copper ions in copper releasing IUD's is :

  • They suppress sperm motility and fertilising capacity of sperms

  • They inhibit gametogenesis

  • They make uterus unsuitable for implantation

  • They make uterus unsuitable for implantation

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Given below four methods (A - D) and their modes of action (1-4) in achieving contraception. Select their correct matching from the four options that follows


 

Method

 

Mode of action

A

The Pill

1

Prevents sperms reaching cervix

B

Condom

2

Prevents implantation

C

Vasectomy

3

Prevents ovulation

D

Copper – T

4

Semen contains no sperms

  • A

    B

    C

    D

    3

    1

    4

    2

  • A

    B

    C

    D

    4

    1 2 3
  • A

    B

    C

    D

    3

    4 1 2
  • A

    B

    C

    D

    3

    4 1 2
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Given below is a diagrammatic sketch of a portion of the human male reproductive system. Select the correct set of the names of the parts labelled A, B, C, D.


  • A

    B

    C

    D

    Ureter

    Prostate

    Seminal  Vesicle

    Bulbourethral gland

  • A

    B

    C

    D

    Vas deferens

    Seminal vesicle

    Prostate

    Bulbourethral gland

  • A

    B

    C

    D

    Vas deferens

    Seminal vesicle

    Bulbourethral gland

    Prostate

  • A

    B

    C

    D

    Vas deferens

    Seminal vesicle

    Bulbourethral gland

    Prostate

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In case of a couple where the male is having a very low sperm count, which technique will be suitable for fertilisation?

  • Intrauterine transfer

  • Gamete intracytoplasmic fallopian transfer

  • Artificial Insemination

  • Artificial Insemination

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Match the following sexually transmitted diseases
(Column - I) with their causative agent (Column - II)
and select the correct option.
Column - I Column- II
(a) Gonorrhea - (i) HIV
(b) Syphilis - (ii) Neisseria
(c) Genital Warts - (iii) Treponema
(d) AIDS - (iv) Human Papilloma
virus

  • a-b-c-d
    (ii)-(iii)-(iv)-(i)

  • a-b-c-d
    (iii)-(iv)-(i)-(ii)

  • a-b-c-d 
    (iv)-(ii)-(iii)-(i)

  • a-b-c-d 
    (iv)-(ii)-(iii)-(i)

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