Human reproduction – organs, menstrual cycle, ART methods - Question Bank
1. The average number of days for the luteal phase of the menstrual cycle is approximately:
2. The average number of days for the follicular phase of the menstrual cycle is approximately:
3. Which hormone, produced by the developing placenta, is detected in pregnancy tests?
4. The process by which a sperm fuses with an ovum is called:
5. Which ART method is often referred to as 'test-tube baby' technology?
6. The menstrual cycle is regulated by a complex interplay of hormones from the hypothalamus, pituitary gland, and:
7. What is the primary site of fertilization in humans?
8. The acrosome, a cap-like structure on the head of a sperm, contains enzymes essential for:
9. Which of the following is a common reason for using IVF?
10. What is the main function of the bulbourethral glands (Cowper's glands)?
11. The vas deferens (ductus deferens) is a tube that transports sperm from the epididymis to the:
12. Which hormone is responsible for the secondary sexual characteristics in females, such as breast development?
13. In the context of ART, what does 'embryo cryopreservation' refer to?
14. The proliferative phase of the menstrual cycle is characterized by the growth and repair of the:
15. What is the primary role of the scrotum in the male reproductive system?
16. Which of the following is NOT a component of seminal fluid?
17. The process of egg production is called:
18. The process of sperm production is called:
19. The muscular tube that connects the uterus to the outside of the body is the:
20. Which component of semen is alkaline and helps to neutralize the acidity of the female reproductive tract?
21. The cessation of menstruation, typically occurring around the age of 45-55, is known as:
22. The term 'menarche' refers to:
23. Which ART method is most suitable for couples where both partners have infertility issues, possibly involving genetic screening of embryos?
24. If a woman becomes pregnant, the corpus luteum is maintained by the hormone:
25. During the luteal phase, the corpus luteum secretes progesterone, which has a crucial role in:
26. The LH surge, crucial for ovulation, is triggered by high levels of which hormone?
27. Which hormone is secreted by the pituitary gland and stimulates the development of ovarian follicles?
28. The interstitial cells (Leydig cells) located between the seminiferous tubules are responsible for:
29. What is the main function of the Sertoli cells in the seminiferous tubules?
30. The phase of the menstrual cycle immediately following ovulation is the:
31. Which gland contributes a significant portion of the seminal fluid, containing fructose to nourish sperm?
32. The coiled tube attached to the back of the testis where sperm mature and are stored is called the:
33. What is the role of the cervix in reproduction?
34. Zygote Intrafallopian Transfer (ZIFT) is a procedure where:
35. Gamete Intrafallopian Transfer (GIFT) involves:
36. What is the primary purpose of Intrauterine Insemination (IUI)?
37. Which ART technique involves injecting a single sperm directly into a mature egg, often used in cases of severe male infertility?
38. In which ART procedure are eggs retrieved from the woman and fertilized with sperm in a laboratory, and the resulting embryo is then transferred to the uterus?
39. Which Assisted Reproductive Technology (ART) method involves fertilizing an egg with sperm outside the body in a laboratory dish?
40. What is the typical duration of a standard human menstrual cycle, from the first day of one period to the first day of the next?
41. The luteal phase of the menstrual cycle follows ovulation and is characterized by the formation and function of the corpus luteum, which primarily produces:
42. Which phase of the menstrual cycle is characterized by the development of follicles in the ovary and the rebuilding of the uterine lining?
43. The menstrual phase, characterized by the shedding of the uterine lining, typically lasts for how many days?
44. If fertilization does not occur, the corpus luteum degenerates, leading to a drop in progesterone and estrogen levels, which initiates:
45. Ovulation, the release of a mature egg from the ovary, is typically triggered by a surge in which hormone?
46. During the menstrual cycle, which hormone is primarily responsible for the thickening of the uterine lining (endometrium)?
47. Which part of the male reproductive system stores sperm and facilitates their maturation?
48. The muscular organ where a fertilized egg implants and develops during pregnancy is called the:
49. What is the primary function of the fallopian tubes (oviducts) in human reproduction?
50. The male reproductive organ responsible for producing sperm and male sex hormones like testosterone is the: