Human Reproduction Questions

In the diagram of the female reproductive system, which set of three parts out of I – VI have been correctly identified?

The testes in humans are situated outside the abdominal cavity inside a pouch called scrotum. The purpose served is for:

If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will not be transported from:

Which part of ovary in mammals acts as an endocrine gland after ovulation?

In the human female, menstruation can be deferred by the administration of:

Ectopic pregnancies are referred to as:

About which day in a normal human menstrual cycle does rapid secretion of $\text{LH}$ (popularly called $\text{LH}$ -surge) normally occurs?

The secretory phase in the human menstrual cycle is also called:

Identify the human developmental stage shown below as well as the related right place of its occurrence in a normal pregnant woman?

Which one of the following statements is FALSE in respect of viability of mammalian sperm?

The Test-tube Baby Programme employs which one of the following techniques?

In a normal pregnant woman, the amount of total gonadotropin activity was assessed. The result expected was:

The Leydig cells as found in the human body are the secretory source of:

Signals for parturition originate from:

Which one of the following statements about morula in humans is correct?

Which of the following events is not associated with ovulation in human female?

In human females, meiosis-II is not completed until:

Which of the following layers in an antral follicle is acellular?

Fertilization in humans is practically feasible only if:

Changes in GnRH pulse frequency in females is controlled by circulating levels of:

Select the incorrect statement:

Which of the following depicts the correct pathway of transport of sperms?

Match Column-I with Column-II:Column-I: (a) Mons pubis, (b) Antrum, (c) Trophectoderm, (d) NebenkernColumn-II: (i) Embryo formation, (ii) Sperm, (iii) Female external genitalia, (iv) Graafian follicle

Several hormones like hCG, hPL, estrogen, progesterone are produced by:

Which one of the following is the most likely root cause why menstruation is not taking place in a regularly cycling human female?

Withdrawal of which of the following hormones is the immediate cause of menstruation ?

Select the correct matching of the contraceptive method with its mode of action:Method — Mode of Action(A) The pill — (a) Prevents sperms reaching cervix(B) Condom — (b) Prevents implantation(C) Vasectomy — (c) Prevents ovulation(D) Copper T — (d) Semen contains no sperms

In humans, at the end of the first meiotic division, the male germ cells differentiate into the:

Which extraembryonic membrane in humans prevents desiccation of the embryo inside the uterus?

Which of the following statements is INCORRECT about menstruation?

Which one of the following is the correct matching of the events occurring during the menstrual cycle?
(1) Proliferative phase – Rapid regeneration of myometrium and maturation of Graafian follicle
(2) Secretory phase – Development of corpus luteum and increased secretion of progesterone
(3) Menstruation – Breakdown of myometrium and ovum not fertilised
(4) Ovulation – LH and FSH attain peak level and sharp fall in the secretion of progesterone

Seminal plasma in humans is rich in:

Given below is a diagrammatic sketch of a portion of the human male reproductive system. Select the correct set of labels for parts A, B, C, D.

Foetal ejection reflex in human female is induced by:

The correct sequence of spermatogenetic stages leading to the formation of sperms in a mature human testis is:

What happens during fertilisation in humans after many sperms reach close to the ovum?

A change in the amount of yolk and its distribution in the egg will affect:

Vasa efferentia are the ductules leading from:

The first movements of the foetus and appearance of hair on its head are usually observed during which month of pregnancy?

Which one of the following statements about human sperm is correct?

Seminal plasma in human males is rich in:

Sertoli cells are found in:

The part of Fallopian tube closest to the ovary is:

The signals for parturition originate from:

The second maturation division of the mammalian ovum occurs:

Sertoli cells are regulated by the pituitary hormone known as :