1. Which germ layer gives rise to the nervous system?
2. Which cells in the testes support and nourish developing sperm cells?
3. What is the significance of the menstrual cycle in primates?
4. What is the main function of mitochondria in the middle piece of a sperm?
5. What marks the beginning of a new menstrual cycle?
6. Which structure transports milk from the mammary lobes to the lactiferous duct?
7. What happens to spermatids during spermiogenesis?
9. Which hormone stimulates the let-down of milk during breastfeeding?
10. What is the correct sequence of follicular development in females?
11. What is the significance of the second polar body in oogenesis?
12. What is the function of the cervical canal?
13. What is the primary role of bulbourethral glands?
14. Which structure connects the mammary duct to the lactiferous duct?
15. Which gland produces fructose-rich fluid?
16. What is the fate of the secondary spermatocytes in spermatogenesis?
17. What is the process of attachment of the blastocyst to the uterine wall called?
18. Which part of the male reproductive system is diagrammatically shown in Figure 2.1(b)?
19. Which gland secretes fluid that contributes to semen and joins the vas deferens to form the ejaculatory duct?
20. What is the approximate length of an adult human testis?