1. Cowper's gland is a:[MOE-2069]
- Male sex gland
- Female sex gland
- A kind of endocrine gland
- A kind of digestive gland
(a) Cowper's glands (bulbourethral glands) are male accessory sex glands that produce pre-ejaculate. 2. Cowper's gland is present in:[IE 2012]
- Frog
- Earthworm
- Cockroach
- Rabbit
(d) Cowper's glands are found in male mammals including rabbits. 3. Which one of the followings is not a sex hormone:[MOE 2069]
- Androsterone
- Progesterone
- Cholecystokinin
- Testosterone
(c) Cholecystokinin is a digestive hormone, not a sex hormone. 4. Rete testis is a part of:[IOM 2010/MOE 2065]
- seminiferous tubule
- epididymis
- vasa efferentia
- vas deferens
(a) Rete testis is the network of tubules in the testis that carries sperm from seminiferous tubules to vasa efferentia. 5. Change in sperm for fertilization is:[BPKIHS 2012]
- Capacitation
- Insemination
- Polygamy
- Sterilization
(a) Capacitation is the physiological maturation process sperm undergo in the female reproductive tract. 6. Which of the followings doesn't involve in secretion?[MOE-2000]
- Prostate
- Seminal vesicle
- Epididymis
- Cowper's glands
(c) Epididymis stores and transports sperm but doesn't secrete seminal fluid components. 7. Structure that provides nutrition to spermatozoa:[IOM 2002]
- Sertoli cells
- Leydig cells
- Vas deferens
- Seminal vesicle
(a) Sertoli cells (nurse cells) provide nourishment to developing sperm in seminiferous tubules. 8. HCG is secreted by:[IE 2008]
- adenohypophysis
- pars intermedia
- ovary
- placenta
(d) Human Chorionic Gonadotropin (hCG) is produced by the placenta during pregnancy. 9. Which male and female reproductive organs are homologous?[BP 2001]
- Penis and oviduct
- Vas deferens and ovary
- Penis and clitoris
- Urinary bladder and uterus
(c) The penis and clitoris develop from the same embryonic tissue. 10. In the testis of rabbit, the hormone secreting cells are:[MOE-2053]
- Spermatogonia
- Spermatocytes
- Germinal epithelial cells
- Cells of leydig
(d) Leydig cells (interstitial cells) produce testosterone. 11. Mammalian testis is covered by a fibrous connective tissue sheath called[IOM -1993]
- Tunica albuginea
- Corona radiata
- Zona pellucida
- Spermatic cord
(a) The tunica albuginea is the tough fibrous capsule surrounding the testes. 12. Odd one out is[IOM 1993]
- Testes
- Vas deferens
- Seminal vesicles
- Oocyte
(d) Oocyte is a female gamete, others are male reproductive structures. 13. Corpus luteum is formed by:[IOM 2012]
- Germinal epithelium tissue
- Endometrium
- Ruptured graafian follicle
- Luteinizing cell
(c) Corpus luteum forms from the ruptured follicle after ovulation. 14. A wife of newly married couple comes for advice to use contraceptive device. Which will you prefer[BPKIHS 2012]
- Vasectomy of husband
- Minilap of female
- Coitus interruptus
- Oral pills
(d) Oral contraceptives are reversible and commonly prescribed for new couples. 15. Progesterone hormone is secreted by[MOE 2069, 2066]
- corpus albicans
- corpus luteum
- corpus callosum
- corpus uteri
(b) The corpus luteum secretes progesterone to maintain pregnancy. 16. Graafian follicles are found in:[IOM 2010]
(c) Graafian follicles are mature ovarian follicles containing oocytes. 17. Hormone responsible for the attachment of embryo to the wall of uterus is known as:[MOE 2067/MOE 2065]
- estrogen
- progesterone
- relaxin
- epinephrine
(b) Progesterone prepares the endometrium for implantation. 18. Fertilization of ovum in mammals take place in:[MOE 2067]
- ovary
- Uterus
- fallopian tube
- vagina
(c) Fertilization typically occurs in the ampulla of the fallopian tube. 19. The uterine layer of human beings that is sloughed off during each menstruation is the[MOE 2066]
- stratum functionalis
- stratum basalis
- perimetrium
- myometrium
(a) The functional layer of endometrium is shed during menstruation. 20. Ovulation in mammals is a process in which;[MOE 2066]
- egg is fertilized in fallopian tube
- egg is released from graafian follicle
- unfertilized egg passes out of female's body
- egg passes through fimbriated funnel of fallopian tube
(b) Ovulation is the release of a mature oocyte from the ovarian follicle. 21. Name the hormone that has no role in menstruation[KU 2012]
(b) Growth hormone (GH) is not involved in the menstrual cycle. 22. How many sperms are produced from 24 secondary spermatocytes?[BPKIHS 2010]
(b) Each secondary spermatocyte produces 2 spermatids → 24×2=48 sperm. 23. Disintegration of corpus luteum occurs due to the of secretion of hormone:[IE 2011]
- estrogen
- FSH
- Progesterone
- LH
(d) LH levels drop if pregnancy doesn't occur, causing corpus luteum regression. 24. In human sperms, the cytoplasm around the mitochondria is called:
- acrosome
- manchette
- microplasm
- centroplasm
(b) The manchette is the cytoplasmic sheath surrounding the midpiece mitochondria. 25. The immediate cause of induction of ovulation in human female is large plasma surge of:[BPKIHS 2008]
- LH
- FSH
- Progesterone
- Estrogen
(a) The LH surge triggers ovulation about 24-36 hours later. 26. The estrous cycle is a characterstic of:[BPKIHS 2008]
- human females only
- mammalian females other than primates
- human males
- mammalian males other than primates
(b) Primates have menstrual cycles; other mammals have estrous cycles. 27. A single primary spermatocyte and a single primary oocyte will respectively produce:[BPKIHS 2007]
- one sperm and four egg
- two sperms and one egg
- two sperms and three polar body
- four sperms and one egg
(d) Spermatogenesis produces 4 sperm; oogenesis produces 1 ovum + 3 polar bodies. 28. The mammalian egg is:[BPKIHS 2006]
- alecithal
- microlecithal
- telolecithal
- mesolecithal
(a) Human eggs are alecithal (very little yolk). 29. After ovulation, graafian follicles change to:[IE 2008]
- corpus callosum
- corpus luteum
- ovum
- degenerates
(b) The ruptured follicle transforms into the progesterone-secreting corpus luteum. 30. From birth to menopause the number of oogonia[IOM -1993]
- Increases slightly
- Increases sharply
- Remains constant
- Decreases
(d) Women are born with all primary oocytes they'll ever have (about 1 million at birth). 31. Sperms move by:[BP 2004]
- Ciliary movement
- Flagellar movement
- Pseudopodial movement
- Cyclosis
(b) Sperm motility is due to the whip-like motion of their flagellum. 32. Menstruation in women is caused due to[IOM - 1998]
- Breaking of fallopian tubes
- Breaking of urinary tract
- Disruption of endometrium
- Disruption of myometrium
(c) Menstruation is the shedding of the endometrial lining when pregnancy doesn't occur. 33. In calender method, the unsafe period is[IOM - 2001]
- During menstruation
- 9-19 days from the onset of menstruation
- 5-8 days after menstruation
- 20-28 days after menstruation
(b) Days 9-19 typically encompass the fertile window in a 28-day cycle. 34. Sex is determined by:[IOM -1994]
- X of ovum
- Y of sperm
- X and Y of sperm
- All of the above
(b) The Y chromosome carries SRY gene that triggers male development. 35. Ovulation takes place at:[BPKIHS 2016]
- 9th day
- 10th day
- 14th day
- 20th day
(c) In a 28-day cycle, ovulation typically occurs around day 14. 36. Fertilization in human takes place in:[BPKIHS 2015]
- Vagina
- Uterus
- Fallopian tube
- Urinary bladder
(c) Fertilization occurs in the ampulla of the fallopian tube. 37. Middle piece of sperm contains:[BPKIHS 2015]
- Golgi body
- Mitochondria
- Nucleus
- Lysosomes
(b) The midpiece contains mitochondria for energy production. 38. Acrosome of sperm is triggered by:[BPKIHS 2014]
- Lysin
- Fertilizin
- Capacitation
- Na gate
(c) Capacitation enables the acrosome reaction for zona pellucida penetration. 39. Lowest level of progesterone is during:[BPKIHS 2014]
- Menopause
- Menstruation
- Lactation
- Gestation
(b) Progesterone drops sharply during menstruation when corpus luteum regresses. 40. Corpus albicans in menstrual cycle represents:[MOE 2014]
- Proliferative phase
- Ovulatory phase
- Secretory phase
- Destructive phase
(d) Corpus albicans is the scar tissue formed from regressed corpus luteum during menstruation. 41. Follicular phase in human menstrual cycle is the stage of:[MOE 2014]
- Repair and proliferation
- Menopause
- Lactation
- Puberty
(a) Follicular phase involves endometrial repair and follicular growth. 42. Movement of sperm is done by:[MOE 2014]
- Head
- Middle piece
- Acrosome
- Tail
(d) The sperm tail (flagellum) provides motility. 43. Cowper's gland is a[MOE 2012]
- Male sex gland
- Female sex gland
- A kind of endocrine gland
- A kind of digestive gland
(a) Bulbourethral (Cowper's) glands are male accessory reproductive glands. 44. Progesterone hormone in female is produced by[MOE2012]
- Germinal layer
- Pituitary gland
- Leydig cell
- Corpus luteum
(d) Corpus luteum is the primary source of progesterone after ovulation. 45. Progesterone which causes further thickening of endometrium for implantation is secreted by[IOM 2015]
- Graffian follicle
- Corpus luteum
- Pituitary
- Bartholin gland
(b) Corpus luteum secretes progesterone to prepare the endometrium. 46. In 28 days human ovarian cycle the ovulation takes place typically on;[IOM 2015]
- Day 1st of cycle
- Day 6th of cycle
- Day 10th of cycle
- Day 14th of cycle
(d) Ovulation typically occurs around day 14 in a 28-day cycle. 47. Hormones secreted by placenta are:[KU-2014]
- Progesterone, estrogen, androgen, adrenaline
- Progesterone, LH, estrogen, lactogen
- Progesterone, estrogen, chorionic gonadotropin
- Progesterone estrogen, relaxin, androgen
(c) Placenta secretes hCG, progesterone, estrogen, and human placental lactogen. 48. Which of the following forms male gamete[KU 2013]
- Vegetative cell
- Generative cell
- Pollen grain
- Nucellus
(b) The generative cell in pollen forms male gametes (sperm). 49. Name the hormone that has no role in menstruation:[KU 2012]
(b) Growth hormone (GH) is not involved in menstrual cycle regulation. 50. Corpus luteum is formed in[KU-2011]
- Ovary
- Uterus
- Fallopian tube
- Urethra
(a) Corpus luteum forms in the ovary from the ruptured follicle after ovulation. 