Membrane that gives protection to embryo from external shocks is
Amnion
Allantois
Chorion
Placenta
Correct Answer :
A. Amnion
Related Questions
The male hormone testosterone is secreted by
Sertoli cells
Leydig cells
Crypt cells
Semniferous tubules
What is Hirsuitism in females? (Usually with Poly cystic ovarian disease)
Unusually tall
Abnormal growth of facial and body hair
Abnormal voice
Short stature
A child's blood group is 'o'. The parent's blood groups cannot be
A AND B
A AND A
AB AND O
B AND O
Cryptorchidism is ...
Nondescent of testes in scrotum
Nondevelopment of testes
Removal of scrotum
Breaking connection of vas deferens
HCG, HPL and relaxin are produced in women ...
At puberty
During pregnancy
Before puberty
At menopause
Medical termination of pregnancy is safe till how many weeks of pregnancy?
10 weeks
12 weeks
20 weeks
22 weeks
After ovulation graffian follicles turns into
Corpus luteum
Corpus albicans
Corpus callosum
Corpus artesia
Ovulation occurs under the influence of high titre of
LH
FSH
Estrogen
Progesterone
Pregnancy begins with implantation of
Embryo
Fertilized ovum
Blastopore
Blastocyst
The three primary germ layers, ectoderm, endoderm and mesoderm are differentiated during
Blastulation
Neurulation
Gastrulation
Organogenesis
The chemical of the ovum that attracts and holds sperm
Fertilizin
Antifertilizin
Agglutin
Antiagglutinin
Human female reaches menopause at the age of about ...
25 years
35 years
50 years
70 years
A genetically diseased father (male) marries with a normal female and gives birth to 3 carrier girls and 5 normal sons. Find out the type of genetic disease.
Sex-influenced disease
Blood group inheritance disease
Sex-linked disease
Sex-recessive disease
Emergency contraceptives may prevent pregnancy if used within 72 hrs of
Menstruation
Fertilization
Ovulation
Coitus
In a semen analysis, the following is not acceptable as normal�
25 % abnormal forms
60% motility after 3 hours
Mild Alkaline reaction
Sperm count of 17 million per ml.
The first milk which comes out just after child birth is known as .
Colostrum
Prolactin
Hind milk
Lactogen
What are the chances of a normal fertile couple having a baby in one year?
40%
80%
20%
50%
Secretion of testosterone is stimulated by
FSH
TSH
ICSH
ACTH
Increase in basal body temperature in the middle of menstrual cycle is a sign of
Fertilization
Onset of menstruation
Menopause
Ovulation
Human embryo is enclosed by a sac called
Scrotum
Ericardium
Placenta
Amniotic sac
When is the best time to get FSH levels checked?
Day 7 of the menstrual cycle
Day 21 of the menstrual cycle
Day 3 of the menstrual cycle
Day 14 of the menstrual cycle
Thick layer which surrounds the ovum is ...
Zona pellucida
Membrana granulosa
Corona radiata
Theca interna
Immediately after ovulation, the ovum is covered by a membrane called
Chorion
Zona pellucida
Corona radiata
Vitelline membrane
Fertilization is fusion of ..
Diploid spermatozoan with diploid ovum to form diploid zygote
Haploid spermatozoan with diploid ovum to form diploid zygote
Diploid spermatozoan with haploid ovum to form diploid zygote
Haploid spermatozoan with haploid ovum to form diploid zygote
Corpus luteum secretes
Lh
Estrogen
Progesterone
Fsh
The most important region of the decidua for the nourishment of the conceptus is the deciduas
Frondosum
Capsularis
Parietalis
Basalis
At the end of meiosis I, the Oocyte yields
Secondary Oocyte and first polar body
First polar body
Secondary Oocyte
Second polar body
Fertilization of the ovum takes place in
Ovary
Uterus
Fallopian tube ampulla
Cervix
Combined Oral contraceptives prevent pregnancy by
Tubal block
Preventing spermatogenesis
Forming a barrier between the ovum and sperm
Suppressing ovulation
Haemophilia is more common in males because it is a
Recessive character carried by y-chromosome
Dominant character carried by y-chromosome
Dominant trait carried by x-chromosome
Recessive trait carried by x-chromosome