Bartholin’s glands are situated
1. On the sides of the head of some amphibians.
2. At the reduced tail end of birds.
3. On either side of vagina in humans.
4. On either side of vas deferens in humans.

Ovulation in the human female normally takes place during the menstrual cycle
1. just before the end of the secretory phase.
2. at the beginning of the proliferative phase.
3. at the end of the proliferative phase.
4. at the mid-secretory phase.

Which one of the following statements is false in respect of viability of mammalian sperm?
1. Viability of sperm is determined by its motility.
2. Sperms must be concentrated in a thick suspension.
3. Sperms are viable for only up to 24 hours.
4. Survival of sperm depends on the pH of the medium and is more active in alkaline medium.

What is the correct sequence of sperm formation?
1. Spermatid, Spermatocyte, Spermatogonia, Spermatozoa
2. Spermatogonia, Spermatocyte, Spermatozoa, Spermatid
3. Spermatogonia, Spermatozoa, Spermatocyte, Spermatid
4. Spermatogonia, Spermatocyte, Spermatid, Spermatozoa

Changes in GnRH pulse frequency in females is controlled by circulating levels of
1. Estrogen and progesterone
2. Estrogen and inhibin
3. Progesterone only
4. Progesterone and inhibin

The amnion of mammalian embryo is derived from
1. Mesoderm and trophoblast
2. Endoderm and mesoderm
3. Ectoderm and mesoderm
4. Ectoderm and endoderm

The human fetus develops limbs and digits by the end of:
1. First month of pregnancy
2. Second month of pregnancy
3. Fifth month of pregnancy
4. Sixth month of pregnancy

The main function of mammalian corpus luteum is to produce:

1. Oestrogen only

2. progesterone

3. human chorionic gonadotropin

4. relaxin only