Questions
Which of the following connects the human ovary to the uterus?
- Rounded ligament
- Ovarian ligament
- Isthmus
- Infundibulum
- Epididymis
Which of the following is/are present in the head of a sperm?
- Nucleus
- Acrosome
- Mitochondria
- Ribosomes and acrosome
- Acrosome and nucleus
In a pregnant woman having prolonged labour pains, if child birth has to be hastened, it is advisable to administer hormone that can
- activate the smooth muscles
- increase the metabolic rate
- release glucose into the blood
- stimulate ovary
- decrease the metabolic rate
During which month of pregnancy is the first movement of foetus and appearance of hair on its head observed?
- Fourth
- Fifth
- Third
- Sixth
- Ninth
Testes descend into scrotum in the breeding season, but in non-breeding season it goes up in
- bat
- frog
- shrew
- kangaroo
- human
Which of the following is released by activated spermatozoa that act on the ground substance of the follicle cells?
- Progesterone
- Hyaluronidase
- Gonadotrophin
- Teratogen
- Relaxin
What is the removal of testes or ovaries in case of prostrate cancer called?
- Prostatectomy
- Hysterectomy
- Castration
- Hypermastia
- Gynecomastia
Which of the following statements about human sperm is correct?
- Acrosome has a spherical structure used for piercing and penetrating the egg resulting in fertilisation.
- Acrosome serves as a sensory structure leading the sperm towards the ovum.
- The sperm lysin in the acrosome dissolves the egg envelope facilitating fertilisation.
- Acrosome serves no particular function.
- Acrosome nourishes the egg in the uterus.
What are fraternal twins?
- Two offsprings that have developed in the uterus at the same time but are the result of independent fertilisation of two ova.
- Two offsprings that develop in the uterus from a single fertilised ovary.
- Two offsprings that develop in the fallopian tubes till three months and then implanted in the uterus.
- Sexually undeveloped twins that are the result of fertilisation of two ova with a single sperm.
- Two offsprings that are joined together in a small area.
What are Siamese twins?
- Dizygotic twins
- Non-identical twins
- Monozygotic twins
- Identical twins
- United twins
The mammary glands are functional only in lactating females. Sometimes they become functional in males too. What is this condition called?
- Hypermastia
- Gynecomastia
- Castration
- Hysterectomy
- Prostatectomy
Which of the following correctly defines vitellogenesis?
- Cyclic changes in female reproductive system
- Formation of young ones through fertilisation
- Synthesis of yolk in the primary oocyte
- Formation of young ones from reproductive units
- Formation of male and female gametes
What happens during the last stage of the transformation of spermatid into sperm?
- Acrosome formation
- Microtubules formation
- Tail formation
- Elimination of cytoplasm
- Fusion of nuclei
Which of the following correctly defines the term colostrum?
- The egg that is free from yolk.
- First milk that comes from the mammary gland of the mother just after child birth.
- The milk that is rich in casein and fat droplets.
- Small clots that are present in the nerves of the breasts.
- Hormone secreted by the anterior lobe of the pituitary gland and is responsible for the ejection of milk.
Which of the following arrangements of microtubules is shown by sperm tail?
- 9 + 0
- 7 + 2
- 9 + 2
- 7 + 0
- 9 + 7
Which of the following is essential for the motility of sperm?
- Acrosomal cap
- Axial filament
- Centrioles
- Mitochondria
- Nuclei
Spermatids are
- haploid
- diploid
- triploid
- polyploid
- tetraploid
Which of the following is the early embryonic stage that follows blastula?
- Morula
- Amphiblastula
- Gastrula
- Radula
- Blastomorula
Withdrawal of which of the following hormones is the immediate cause of menstruation?
- FSH
- GH
- FSH - RH
- Estrogen
- Progesterone
What is the gestation period of an elephant?
- 282 days
- 63 days
- 365 days
- 624 days
- 270 days
When does implantation of egg in humans occur?
- After 7 days of fertilisation
- After 2 months of fertilisation
- Within 5 days of fertilisation
- On 20th day of fertilisation
- After 28 days of fertilisation
What is a new born baby called?
- Offspring
- Infant
- Foetus
- Neonate
- Embryo
Which of the following foetal membranes provides the first blood corpuscles for circulation in embryo?
- Trophoblast
- Allantoise
- Yolk sac
- Amnion
- Chorion
Which of the following parts of the human body does not contain villi?
- Large intestine
- Small intestine
- Placenta
- Stomach
- Alveoli
Which of the following parts of fallopian tube is closest to the ovary?
- Isthmus
- Infundibulum
- Cervix
- Ampulla
- Vagina