Cryptorchidism may lead to sterility due to:

1. relatively high internal body temperature.

2. excessive production of estrogen.

3. lack of testosterone.

4. non-function of the SRY gene.

The Papanicolaou test [PAP smear] is a method of screening used to detect potentially pre-cancerous and cancerous processes in the

1. urethra.

2. ovary.

3. cervix.

4. ovaries.

The endometrium is the most developed:

1. during the menstrual phase.

2. just after the menstrual phase.

3. just after ovulation.

4. late in the postovulatory phase.

After being released the secondary oocyte must be fertilized within:

1. 1 hour.

2. 12 hours.

3. 24 hours.

4. 72 hours.

Testosterone secretion before birth is due to:

1. FSH

2. GnRH

3. HCG

4. LH

The release of the sperms from the ampulla of the vas deferens is called:

1. erection.

2. emission.

3. ejaculation.

4. orgasm.

Identify the incorrectly matched pair [with respect to a 28 days cycle]:

1. beginning of menstrual flow - day 1

2. ovulation - day 14

3. LH surge - day 21

4. beginning of proliferative phase - day 5

Which part of the blastocyst develops into the embryo proper?

1. inner cell mass.

2. trophoblast.

3. blastocele.

4. yolk sac.

Milk secretion by mammary glands is under the control of:

The epidermis and the dermis of the skin develops respectively from embryonic:
1. ectoderm, endoderm
2. ectoderm, mesoderm
3. endoderm, mesoderm
4. endoderm, ectoderm