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Current Affairs January 2024

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4

Fimbriae of fallopian tube ...

A. Release ovum from graffian follicle

B. Cause endometrial changes for implantation

C. Help develop corpus luteum

D. Help collection of ovum after ovulation

Correct Answer :

D. Help collection of ovum after ovulation


Related Questions

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The embryonic stage that resembles a mulberry fruit is

A. Nerula

B. Gastrula

C. Morula

D. Blastula

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4

Cell division that occurs in zygote is called

A. meiosis

B. Mitosis

C. Cleavage

D. Differentiation

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4

Normal sperm count is

A. 40 to 300 million per ml

B. 10 to 20 million per ml

C. < 10 million per ml

D. 200 million per ml

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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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4

Which one occurs first in the human embryo

A. Neurogenesis

B. Cardiogenesis

C. Hepatogenesis

D. Osteogesis

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4

What are the chances of a normal fertile couple having a baby in one year?

A. 40%

B. 80%

C. 20%

D. 50%

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4

Tunica albuginea is related to

A. Prostate gland

B. Pituitary gland

C. Hypothalamus

D. Testes

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4

Part of sperm that passes into ovum is

A. Tail

B. Acrosome

C. Head

D. Head, neck and middle piece

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4

Ovulation occurs under the influence of high titre of

A. LH

B. FSH

C. Estrogen

D. Progesterone

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4

Approximately how long does it take for a spermatocyte to complete its differentiation into a spermatozoan in the testis?

A. 7 days

B. 70 days

C. 7 months

D. 70 hours

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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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4

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

Combined Oral contraceptives prevent pregnancy by

A. Tubal block

B. Preventing spermatogenesis

C. Forming a barrier between the ovum and sperm

D. Suppressing ovulation

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4

Correct sequence of hormone secretion from beginning of menstruation is ...

A. FSH, progesterone, estrogen

B. Estrogen, fsh, progesterone

C. FSH, estrogen, progesterone

D. Estrogen, progesterone, FSH

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4

Total numbers of ovum released in the life time of a woman is approximately

A. 40

B. 400

C. 4000

D. 20000

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In menstrual cycle the secretory phase is also known as

A. luteal phase and lasts for 6 days

B. Luteal phase and lasts for 13 days

C. Follicular phase and lasts for 13 days

D. Follicular phase and lasts for 6 days

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4

The rate of active movement of sperm is ...

A. 1.5 -3.0 mm/min

B. 1.5 - 3.0 cm/min

C. 1.5 -3.0 m/min

D. 1.5 -3.0 m/hr

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4

The number and appearance of chromosomes in the nucleus of a eukaryotic cell is called as

A. Karyotype

B. Genotype

C. Phenotype

D. Cytogenetics

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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

Human embryo is enclosed by a sac called

A. Scrotum

B. Ericardium

C. Placenta

D. Amniotic sac

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4

An abnormal human male phenotype involving an extra x-chromosome (xxy) is found in....

A. Edwards syndrome

B. Klinefelters syndrome

C. Intersex

D. Downs syndrome.

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4

Forensic investigation of rape case focuses on the presence of fructose in female reproductive system, the only part of the human body producing fructose is

A. Cowper's gland

B. Prostate gland

C. Testes

D. Seminal vesicle

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4

Erythroblastosis foetalis is caused by fertilization between the gametes of

A. Rh -ve female and rh+ ve male

B. Rh+ ve female and rh -ve male

C. Rh+ ve female and rh+ ve male

D. Rh~ ve female and rh -ve male

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4

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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The middle piece of the sperm contains

A. Protein

B. Nucleus

C. Mitochondria

D. Centriole

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After fertilization, implantation of human embryo takes place on

A. 10 th day

B. 14 th day

C. 7 th day

D. 3 rd day

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Cryptorchidism is ...

A. Nondescent of testes in scrotum

B. Nondevelopment of testes

C. Removal of scrotum

D. Breaking connection of vas deferens

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4

Level of estrogen and progesterone are minimum at the time of

A. Follicular phase

B. Ovulation

C. Secretory phase

D. Onset of menstrual phase

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4

Sickle cell anaemia induce to

A. Change of amino acid in a- chain of haemoglobin

B. Change of amino acid in b- chain of haemoglobin

C. Change of amino acid in both a and b chains of haemoglobin

D. Change of amino acid either a or b chains of haemoglobin

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4

In which phase of menstrual cycle ovulation occurs in

A. Luteal

B. Menstrual

C. Proliferative

D. Secretory