Which among the following has 23 chromosomes?

1. Spermatogonia                               

2. Zygote

3. Secondary oocyte                           

4.  Oogonia

Which of the following hormones is not secreted by human placenta?

1. hCG                                               

2. Estrogens

3. Progesterone                                   

4. LH

The vas deferens receives duct from the seminal vesicle and opens into urethra as

1. epididymis                                           

2. ejaculatory duct

3. efferent ductule                                     

4. ureter

Urethral meatus refers to the

1. urinogenital duct

2. opening of vas deferens into urethra

3. external opening of the urinogenital duct

4. muscles surrounding the urinogenital duct

Morula is a developmental stage

1. between the zygote and blastocyst

2. between the blastocyst and gastrula

3. after the implantation

4. between implantation and parturition

The membranous cover of the ovum at ovulation is

1. corona radiata

2. zona radiata

3. zona pellucida

4. chorion

Identify the odd one from the following:

1. labia minora

2. fimbriae

3. infundibulum 

4. isthmus

Choose the incorrect statement from the following:

Identify the wrong statement from the following:
 

Spot the odd one out from the following structures with reference to the male reproductive system:

1. Rete testis

2. Epididymis

3. Vasa efferentia

4. Isthmus