In the vertebrates testes, for nourishment during spermiogenesis, the spermatids get attached to

(1) Interstitial cells

(2) Sperm-mother cells

(3) Spermatocytes

(4) Sertoli cells

In man the vas deferencs emerges from

(1) Cauda epididymis

(2) Caput epididymis

(3) Corpora cavernosa

(4) Glomus major

Follicular atresia is

(1) Formation of corpus luteum

(2) Degeneration of folliciles 

(3) Formation of Graffian follicle

(4) Increase in number of follicles

Human milk differs from cow's milk in that it contains a

(1) Higher percentage of fat

(2) Higher percentage of carbohydrate

(3) Lower percentage of protein

(4) (2) and (3)

The substrate used for sperm metabolism is produced by the

1. prostate

2. seminal vesicle

3. Cowper's gland

4. testes

Which of the following hormones acts on the Sertoli cells to stimulate secretion of some factors which help in the process of spermiogenesis?

1. FSH

2. LH

3. Testosterone

4. GnRH

The developing oocyte divides and releases the first polar body in :

1. Primary follicle

2. Secondary follicle

3. Tertiary follicle

4. Graffian follicle

During parturition, the fetal ejection reflex triggers the release of:

1. An increasing amount of estrogen and a decreasing amount of progesterone from the placenta

2. A decreasing amount of estrogen and an increasing amount of progesterone from the placenta

3. Oxytocin from the maternal pituitary

4. GnRH from the fetal hypothalamus

Capacitation occurs in

(1) rete testis

(2) epididymis

(3) vas deferens

(4) female reproductive tract

Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into

(1) uterus

(2) Fallopian tube

(3) fimbriae

(4) cervix