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Human Reproduction

247 Questions Start Allen Test
All Exams Allen
Q76 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Which of the following hormones induces the development of corpus luteum?
A.
LH
B.
Oestrogen
C.
FSH
D.
LTH
Q77 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
The process of releasing the mature female gamete from the ovary is called as :-
A.
ovulation
B.
parturition
C.
implantation
D.
fertilisation
Q78 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Ovulation hormone is :-
A.
FSH
B.
ICSH
C.
LH
D.
testosterone
Q79 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Onset of pregnancy :-
A.
stimulates testosterone secretion
B.
inhibits further ovulation
C.
leads to degeneration of ovary
D.
inhibits fusion nuclei of egg and sperm
Q80 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Which of the following statements is correct ?
A.
Menstrual cycle is present in all mammals.
B.
Menstrual cycle is present in all primates.
C.
Estrous cycle occurs in all mammals.
D.
Most of the mammals are ovoviviparous.
Q81 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Yellow corpus luteum occurs in a human in :-
A.
heart to initiate heart beat
B.
skin to function as pain receptor
C.
brain and connects cerebral hemispheres
D.
ovary for the secretion of progesterone
Q82 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
The fall in progesterone level leads to :-
A.
gestation
B.
menopause
C.
lactation
D.
mensturation
Q83 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
In uterus, endometrium proliferates in response to :-
A.
relaxin
B.
oxytocin
C.
progesterone
D.
oestrogen
Q84 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Pregnancy hormone is :-
A.
estrogen
B.
progesterone
C.
LH
D.
FSH
Q85 Allen 5. INTERNAL STRUCTURE OF OVARY, OLLICULAR DEVELOPMENT AND MENSTRUAL CYCLE MCQ
Pregnancy is detected with the help of presence of which hormones in urine of a pregnant female ?
A.
LH
B.
Progesterone
C.
FSH
D.
hCG
Q86 Allen 6. STRUCTURE OF HUMAN EGG AND FERTILIZATION MCQ
Site of fertilization in human is :-
A.
ovary
B.
uterus
C.
vagina
D.
fallopian tube
Q87 Allen 6. STRUCTURE OF HUMAN EGG AND FERTILIZATION MCQ
During fertilization, intermixing of chromosome of male and female gametes is called :-
A.
syngamy
B.
plasmogamy
C.
karyogamy
D.
amphimixis
Q88 Allen 6. STRUCTURE OF HUMAN EGG AND FERTILIZATION MCQ
After cortical reaction, formation of fertilization membrane occurs :-
A.
outside of corona radiata
B.
inside of corona radiata
C.
in perivitelline space
D.
inside of membrane of oocyte
Q89 Allen 6. STRUCTURE OF HUMAN EGG AND FERTILIZATION MCQ
Which of the following is responsible for division in fertilised egg?
A.
Centriole of ovum
B.
Proximal centriole of sperm
C.
Distal centriole of sperm
D.
Mitochondria of sperm
Q90 Allen 6. STRUCTURE OF HUMAN EGG AND FERTILIZATION MCQ
Capacitation of sperm occurs in :-
A.
urethra
B.
vas deferens
C.
vagina
D.
seminal vesicle
Q91 Allen 6. STRUCTURE OF HUMAN EGG AND FERTILIZATION MCQ
Which part of sperm enters in egg in human?
A.
Complete sperm
B.
Only head
C.
Head and middle piece
D.
Head and acrosome
Q92 Allen 7. EMBRYONIC DEVELOPMENT MCQ
Cleavage starts in :-
A.
fallopian tube
B.
uterus
C.
vagina
D.
None of these
Q93 Allen 7. EMBRYONIC DEVELOPMENT MCQ
Cells formed as a result of cleavage are called as :-
A.
megameres
B.
micromeres
C.
blastocyst
D.
blastomeres
Q94 Allen 7. EMBRYONIC DEVELOPMENT MCQ
Which of the following characteristics does not belong to cleavage ?
A.
Decrease in size of blastomeres
B.
Rapid mitotic cell division
C.
Interphase of very short duration
D.
Differention of blastomeres
Q95 Allen 7. EMBRYONIC DEVELOPMENT MCQ
How many of the following structures may found in fallopian tube ? Morula, Secondary oocyte, Primary oocyte, Secondary follicle, Ovum, Zygote, Blastocyst, Gastrula.
A.
3
B.
2
C.
4
D.
5
Q96 Allen 7. EMBRYONIC DEVELOPMENT MCQ
What is true for cleavage ?
A.
Size of embryo is increased
B.
Size of cells is decreased
C.
Size of cells is increased
D.
Size of embryo is decreased
Q97 Allen 7. EMBRYONIC DEVELOPMENT MCQ
Solid ball of cell produced by repeated cleavage is called as :-
A.
gastrula
B.
blastocyst
C.
morula
D.
None of the above
Q98 Allen 7. EMBRYONIC DEVELOPMENT MCQ
In gastrula stage, which layer(s) is/are formed ?
A.
ectoderm
B.
mesoderm
C.
endoderm
D.
All of the above
Q99 Allen 7. EMBRYONIC DEVELOPMENT MCQ
Morphogenetic movements of blastomeres result in:-
A.
morula stage
B.
blastocyst stage
C.
gastrula stage
D.
zygote
Q100 Allen 7. EMBRYONIC DEVELOPMENT MCQ
Gastrulation is a process :-
A.
which starts the formation of germ layers
B.
that occurs just after morulation
C.
that occurs just after cleavage
D.
of rapid growth in blastomeres