Q101
Allen
7. EMBRYONIC DEVELOPMENT
MCQ
In which stage of development, the embryonic cells form the germinal layers?
A.
Morula
B.
Blastocyst
C.
Gastrula
D.
Zygote
Q102
Allen
7. EMBRYONIC DEVELOPMENT
MCQ
Sexually reproducing multicellular animals start their embryonic development from :-
A.
gastrula stage
B.
morula stage
C.
unicellular zygote
D.
ovum
Q103
Allen
7. EMBRYONIC DEVELOPMENT
MCQ
Placenta is a region where :-
A.
foetus is attached to mother by spermatic cord
B.
foetus is provided with mother's blood
C.
foetus receives nourishment from mother's blood
D.
foetus is covered by membranes
Q104
Allen
7. EMBRYONIC DEVELOPMENT
MCQ
In human embryo, the extra embryonic membranes are formed by :-
A.
inner cell mass
B.
trophoblast
C.
formative cells
D.
follicular cells
Q105
Allen
8. PARTURITION
MCQ
The expulsion of fully developed foetus from the uterus is known as :-
A.
ovulation
B.
menstruation
C.
gestation
D.
parturition
Q106
Allen
8. PARTURITION
MCQ
Oxytocin helps in mainly :-
A.
milk production
B.
child birth
C.
urine formation
D.
gametogenesis
Q107
Allen
8. PARTURITION
MCQ
Which of the following is not true about parturition process ?
A.
Secretion of oxytocin hormone by posterior pituitary
B.
Narrowing of pelvic cavity by relaxin hormone
C.
Secretion of progesterone hormone is stopped
D.
General position of foetus is occipitoanterior
Q108
Allen
8. PARTURITION
MCQ
Foetal ejection reflex in human female is induced by :-
A.
differentiation of mammary glands
B.
pressure exerted by amniotic fluid
C.
release of oxytocin from pituitary gland
D.
fully developed foetus and placenta
Q109
Allen
9. EXTRA POINTS
MCQ
In the female, which structure is homologous to penis of male ?
A.
Cervix
B.
Vagina
C.
Uterus
D.
Clitoris
Q110
Allen
9. EXTRA POINTS
MCQ
Puberty occurs in females at the age of :-
A.
8 - 10 years
B.
11-14 years
C.
15-17 years
D.
18-20 years
Q111
Allen
9. EXTRA POINTS
MCQ
Which is not correct about secondary sexual characters of female ?
A.
Development of mammary glands
B.
Presence of pubic hair
C.
Voice of low pitch
D.
Menarche
Q112
Allen
9. EXTRA POINTS
MCQ
Hyaluronic acid which binds cells of corona radiata is a :-
A.
homopolysaccharide
B.
amino acid
C.
glycoprotein
D.
mucopolysaccharide
Q113
Allen
9. EXTRA POINTS
MCQ
Identical twins will be produced when :-
A.
one spermatozoon fertilises two ova
B.
one ovum is fertilised by two spermatozoa
C.
two eggs are fertilised
D.
one fertilised egg divides into two blastomeres and they become separate
Q114
Allen
10. PYQ
MCQ
The main function of mammalian corpus luteum is to produce :
A.
estrogen only
B.
progesterone
C.
human chorionic gonadotropin
D.
relaxin only
Q115
Allen
10. PYQ
MCQ
Select the correct option describing gonadotropin activity in a normal pregnant female :-
A.
High level of FSH and LH stimulates the thickening of endometrium.
B.
High level of FSH and LH facilitate implantation of the embryo.
C.
High level of hCG stimulates the synthesis of estrogen and progesterone.
D.
High level of hCG stimulates the thickening of endometrium.
Q116
Allen
10. PYQ
MCQ
Capacitation refers to changes in the :-
A.
Ovum before fertilization
B.
Ovum after fertilization
C.
Sperm after fertilization
D.
Sperm before fertilization
Q117
Allen
10. PYQ
MCQ
Hysterectomy is surgical removal of :-
A.
Prostate gland
B.
Vas-deferense
C.
Mammary glands
D.
Uterus
Q118
Allen
10. PYQ
MCQ
Which of the following cells during gametogenesis is normally dipoid?
A.
Spermatid
B.
Spermatogonia
C.
Secondary polar body
D.
Primary polar body
Q119
Allen
10. PYQ
MCQ
Which of these is not an important component of initiation of parturition in humans?
A.
Synthesis of prostaglandins
B.
Release of oxytocin
C.
Release of prolactin
D.
Increase in estrogen and progesterone ratio
Q120
Allen
10. PYQ
MCQ
Ectopic pregnancies are referred to as :-
A.
Pregnancies terminated due to hormonal imbalance
B.
Pregnancies with genetic abnormality.
C.
Implantation of embryo at site other than uterus.
D.
Implantation of defective embryo in the uterus
Q121
Allen
10. PYQ
MCQ
Which of the following events is not associated with ovulation in human female?
A.
LH surge
B.
Decrease in estradiol
C.
Full development of Graafian follicle
D.
Release of secondary oocyte
Q122
Allen
10. PYQ
MCQ
In human females, meiosis-II is not completed until?
A.
birth
B.
puberty
C.
fertilization
D.
uterine implantation
Q123
Allen
10. PYQ
MCQ
Which of the following layers in an antral follicle is acellular?
A.
Zona pellucida
B.
Granulosa
C.
Theca internal
D.
Stroma
Q124
Allen
10. PYQ
MCQ
Fertilization in humans is practically feasible only if:-
A.
the sperms are transported into vagina just after the release of ovum in fallopian tube
B.
the ovum and sperms are transported simultaneously to ampullary isthmic junction of the fallopian tube
C.
the ovum and sperms are transported simultaneously to ampullary - isthmic junction of the cervix
D.
the sperms are transported into cervix within 48 hrs of release of ovum in uterus
Q125
Allen
10. PYQ
MCQ
Select the incorrect statement :-
A.
FSH stimulates the sertoli cells which help in spermiogenesis
B.
LH triggers ovulation in ovary
C.
LH and FSH decrease gradually during the follicular phase
D.
LH triggers secretion of androgens from the Leydig cells