Mark the wrong statement for uterus?

1. The shape of it like an inverted pear.

2. It is supported by a ligament attached to the pelvic wall.

3. Its inner layer is the endometrium contains a thick layer of smooth muscle.

4. It is connected to the vagina through the cervical canal.

Which the following male and female structures are
least alike in function?

1. Vas deferens — oviduct.

2. Intestritial cells — Follicle cells.

3. Spermatogonia — oogonia.

4. Seminiferous tubule — vagina.

During coitus the human male ejaculates about

1. 200 to 400 million sperms

2. 100 to 200 million sperms

3. 200 to 300 sperms

4. 200 to 300 billion sperms

The main cause of the disintegration of the endometrial lining

1. LH surge

2. Degeneration of corpus luteum

3. Ovulation during mid-cycle

4. Implantation leads to pregnancy

The wider part of the fallopian tube is

1. Infundibulum

2. Isthmus

3. Ampulla

4. Cervix

Morula stage is related to:

1. 8 -16 celled

2. After the fertilization stage

3. Before the blastocyst stage

4. All of these

Fertilization membrane is formed to
1. Faciliate entry of sperm into egg.
2. Provide stability to egg.
3. Prevent ectopic pregnancy.
4. Prevent polyspermy

Seminal plasma of humans is rich in
1. Fructose and certain enzymes, poor in Ca²⁺.
2. Fructose, Ca²⁺ and certain enzymes.
3. Fructose, Ca²⁺ but no enzymes.
4. Glucose, certain enzymes but no Ca²⁺

Which of the following is very close to the time of
ovulation?
1. Peak of progesterone.
2. Minimum level of estrogen.
3. Peak of LH and FSH.
4. Thickest layer of endometrium.

Find the incorrect statement

1. scrotum helps in maintaining low temperature of the testes 2-2.5$°C$ less than normal, necessary for spermatogenesis

2. Each testis has about 250 testicular lobules

3. Transfer of sperms into female genital tract is insemination

4. Seminiferous tubules open into rete testis through vasa efferentia