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

Mature sperms in humans are stored in:

(1) Seminal vesicles

(2) Epididymis

(3) Vas deferens

(4) Rete testis

Menstruation is triggered by an abrupt decline in the amount of:

1. Estrogen

2. Progesterone

3. LH

4. FSH

Capacitation occurs in

(1) rete testis

(2) epididymis

(3) vas deferens

(4) female reproductive tract

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

1. Rete testis $\to$Efferent ductules $\to$ Epididymis $\to$ vas deferens

2. Rete testis $\to$ Epididymis $\to$ Efferent ductules $\to$ vas deference

3. Rete testis $\to$ Vas deference $\to$ Efferent ductules $\to$ Epididymis

4. Efferent ductules $\to$Rete testis $\to$ Vas deference $\to$Epididymis

Match column I with column II and select the correct option using the codes given below

    Column 1                             Column II

A. Mons pubis                  1. Embryo formation

B. Antrum                        2. Sperm

C. Trophectoderm            3. Female external genitalia 

D. Nebenkern                   4. Graafian follicle

Codes

      A      B     C       D

(a)  3      4     2       1

(b)  3      4     1       2

(c)  3      1     4       2

(d)  1      4     3       2