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4

Secretion of testosterone is stimulated by

A. FSH

B. TSH

C. ICSH

D. ACTH

Correct Answer :

C. ICSH


Related Questions

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Tunica albuginea is related to

A. Prostate gland

B. Pituitary gland

C. Hypothalamus

D. Testes

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A child's blood group is 'o'. The parent's blood groups cannot be

A. A AND B

B. A AND A

C. AB AND O

D. B AND O

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4

Increase in basal body temperature in the middle of menstrual cycle is a sign of

A. Fertilization

B. Onset of menstruation

C. Menopause

D. Ovulation

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Corona radiata is held by...

A. Mucopolysaccharide

B. Oligosaccharide

C. Lipopolysaccharide

D. Lipoprotein

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What happens during fertilization when many sperms reach close to ovum ....

A. Cells of corona radiata trap all the sperm except one

B. Only two sperms nearest to ovum penetrate zona pellucida

C. Secretion of acrosome helps one sperm enter cytoplasm of ovum through zona pellucida

D. All sperms except the one nearest to ovum lose their tails

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4

Correct sequence in embryonic development is ..

A. Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula

B. Fertilization -> zygote -> cleavage -> blastula -> morula -> gastrula

C. Fertilization -> zygote -> cleavage -> morula -> blastula -> gastrula

D. Fertilization -> zygote -> gastrulae -> morula -> blastula -> cleavage

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4

Emergency contraceptives may prevent pregnancy if used within 72 hrs of

A. Menstruation

B. Fertilization

C. Ovulation

D. Coitus

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4

In humans female ovulation occurs during menstrual cycle

A. At the end of proliferative phase

B. At the beginning of proliferative phase

C. Before the end of secretary phase

D. In the middle of secretary phase

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4

What is the best sperm extraction technique for men with obstructive azoospermia?

A. TESE - Microsurgical testicular sperm extraction

B. Percutaneous Epididymal Sperm Aspiration (PESA)

C. Intra cytoplasmic sperm injection ( ICSI)

D. Fine needle aspiration

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4

Cu ions released from copper-releasing intra uterine devices (iuds)

A. Prevent ovulation

B. Suppress sperm motility

C. Prevents implantation of embryo

D. Kills sperms

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4

Villi of human placenta develop from ..

A. Chorion

B. Allantois

C. Yolk sac

D. Amnion

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4

Name the pituitary hormone that regulates sertoli cells

A. Prolactin

B. LH

C. FSH

D. Oxytocin

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Which of the following statements is most correct about the human menstrual cycle.

A. The menstrual cycle in all women is a 28 day cycle

B. Ovulation always occurs at the midpoint of the menstrual cycle

C. A high body temperature indicates ovulation is occurring

D. The menstrual cycle is an endocrine cycle regulating reproductive physiological changes

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4

Haemophilic man marries a normal woman. Their off springs will be

A. All haemophilic

B. All boys haemophilic

C. All girls haemophilic

D. All normal

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Layers of ovum from outside to inside are .

A. Corona radiata, zona pellucida, vitelline membrane

B. Zona pellucida, corona radiata, vitelline membrane

C. Vitelline membrane, zona pellucida, corona radiata

D. Zona pellucida, vitelline membrane, corona radiate

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Thick layer which surrounds the ovum is ...

A. Zona pellucida

B. Membrana granulosa

C. Corona radiata

D. Theca interna

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What is Hirsuitism in females? (Usually with Poly cystic ovarian disease)

A. Unusually tall

B. Abnormal growth of facial and body hair

C. Abnormal voice

D. Short stature

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4

The gonadotropic hormones are secreted by

A. Anterior pituitary

B. Posterior pituitary

C. Adrenals

D. Ovaries

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Sertoli cells are found in

A. Seminiferous tubules

B. Ovaries

C. Prostate gland

D. Semen

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4

Albinism is a congenital disorder resulting from the lack of which enzyme?

A. Tyrosinase

B. Xanthine oxidase

C. Catalase

D. Fructokinase.

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4

Most of major organs of human embryo are formed by the

A. 16th week of pregnancy

B. 15th week of pregnancy

C. 14th week of pregnancy

D. 12th week of pregnancy

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4

A marriage between man with normal vision and colour blind woman will give birth to

A. Colour blind sons and 50% carrier daughter

B. 50% colourblind sons and 50% carrier daughter

C. Normal males and carrier daughters

D. Colour blind sons and carrier daughters.

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4

Which part of the ovary act as an endocrine gland in human beings

A. Stroma

B. Vitteline membrane

C. Graffian follicle

D. Epithelium

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4

When is the best time to get FSH levels checked?

A. Day 7 of the menstrual cycle

B. Day 21 of the menstrual cycle

C. Day 3 of the menstrual cycle

D. Day 14 of the menstrual cycle

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4

Which one is not the function of human placenta

A. Helps co2 and excretory products pass from foetus to mother's body

B. Helps o2 and nutrients from mother's body enter the foetus

C. Secretes hormones

D. It protects foetus from mechanical shocks

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4

Pregnancy is ascertained by

A. Insemination

B. Copulation

C. Implantation

D. Capacitation

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Corpus luteum secretes

A. Lh

B. Estrogen

C. Progesterone

D. Fsh

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When there is no fertilization, the corpus luteum ...

A. Stops secreting progesterone

B. Changes to corpus albicans

C. Starts producing progesterone

D. Begins next cycle

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4

The surgical method of contraception in males

A. Hysterectomy

B. Vasectomy

C. Castration

D. Circumcision

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In which phase of menstrual cycle ovulation occurs in

A. Luteal

B. Menstrual

C. Proliferative

D. Secretory