Acrosome is
(1) Part of sperm head
(2) Caps the anterior portion of haploid nucleus
(3) Has enzymes for fertilization
(4) All of these
The glandular tissue of each breast is divided into
1. | 10-12 mammary lobes | 2. | 15-20 mammary lobes |
3. | 23-25 mammary lobes | 4. | 25-30 mammary lobes |
Which of the following has 23 chromosomes?
(1) Secondary spermatocyte
(2) Primary spermatocyte
(3) Spermatogonia
(4) Sertoli cells
Spermiation is
1. | Release of sperms from seminiferous tubules |
2. | Release of secondary spermatocyte from seminiferous tubules |
3. | Release of spermatids from seminiferous tubules |
4. | Release of spermatogenic from seminiferous tubules |
Which of the following does not has 46 chromosomes?
1. | Spermatogonia | 2. | Primary Spermatocyte |
3. | Spermatozoa | 4. | Sertoli cells |
Which of the following sequences is correct?
(1) Lobes- Mammary Duct- Ampulla- Lactiferous Duct
(2) Alveoli- tubules-Lactiferous Duct-Mammary Ducts
(3) Mammary Ducts- Lactiferous Ducts- Ampulla- Nipple
(4) Mammary lobes- lactiferous Duct- Mammary duct- Nipple
The level of which hormone gets increased first and stimulate spermatogenesis at puberty?
1. | GnRH | 2. | Testosterone |
3. | Androgen | 4. | LG |
Mammary glands are not
1. | Paired structure |
2. | Having glandular tissue |
3. | Having defined amount of fat |
4. | Characteristic of all female mammals |
Milk produced by alveoli is stored in
1. | Lobes | 2. | Lumen |
3. | Duct | 4. | Glandular Tissue |
Mammary lobe does not have
1. | Alveoli | 2. | Mammary tubules |
3. | Lumen | 4. | Lactiferous Duct |