The gonadotropic hormones are secreted by
Anterior pituitary
Posterior pituitary
Adrenals
Ovaries
Correct Answer :
A. Anterior pituitary
Related Questions
When there is no fertilization, the corpus luteum ...
Stops secreting progesterone
Changes to corpus albicans
Starts producing progesterone
Begins next cycle
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
Fertilization of the ovum takes place in
Ovary
Uterus
Fallopian tube ampulla
Cervix
Thick layer which surrounds the ovum is ...
Zona pellucida
Membrana granulosa
Corona radiata
Theca interna
Third phase of embryo development is ...
Cleavage
Fertilization
Gametogenesis
Gastrulation
The rate of active movement of sperm is ...
1.5 -3.0 mm/min
1.5 - 3.0 cm/min
1.5 -3.0 m/min
1.5 -3.0 m/hr
Membrane that gives protection to embryo from external shocks is
Amnion
Allantois
Chorion
Placenta
Forensic investigation of rape case focuses on the presence of fructose in female reproductive system, the only part of the human body producing fructose is
Cowper's gland
Prostate gland
Testes
Seminal vesicle
Ovulation occurs under the influence of high titre of
LH
FSH
Estrogen
Progesterone
Approximately how long does it take for a spermatocyte to complete its differentiation into a spermatozoan in the testis?
7 days
70 days
7 months
70 hours
Which part of the ovary act as an endocrine gland in human beings
Stroma
Vitteline membrane
Graffian follicle
Epithelium
Tunica albuginea is related to
Prostate gland
Pituitary gland
Hypothalamus
Testes
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
Which one is not the function of human placenta
Helps co2 and excretory products pass from foetus to mother's body
Helps o2 and nutrients from mother's body enter the foetus
Secretes hormones
It protects foetus from mechanical shocks
Part of fallopian tube closest to ovary is
Infundibulum
Cervix
Ampulla
Isthmus
Level of estrogen and progesterone are minimum at the time of
Follicular phase
Ovulation
Secretory phase
Onset of menstrual phase
The number of chromosomes present in sperms
46
23
23 + X
23+ Y
A marriage between man with normal vision and colour blind woman will give birth to
Colour blind sons and 50% carrier daughter
50% colourblind sons and 50% carrier daughter
Normal males and carrier daughters
Colour blind sons and carrier daughters.
The middle piece of the sperm contains
Protein
Nucleus
Mitochondria
Centriole
After fertilization, implantation of human embryo takes place on
10 th day
14 th day
7 th day
3 rd day
Villi of human placenta develop from ..
Chorion
Allantois
Yolk sac
Amnion
Which one of the following is produced early in the life of a human female?
Relaxin
Oxytocin
Prolactin
Progesterone
Acrosome of sperm contains ...
Hyaluronidase and acrosin
Hyaluronic acid and acrosin
Hippuric acid and uric acid
Testosterone
Secretion of testosterone is stimulated by
FSH
TSH
ICSH
ACTH
What is the name of the inner lining of the uterus?
Myometrium
Endometrium
Epithelium
Endothelium
The three primary germ layers, ectoderm, endoderm and mesoderm are differentiated during
Blastulation
Neurulation
Gastrulation
Organogenesis
Layers of ovum from outside to inside are .
Corona radiata, zona pellucida, vitelline membrane
Zona pellucida, corona radiata, vitelline membrane
Vitelline membrane, zona pellucida, corona radiata
Zona pellucida, vitelline membrane, corona radiate
Mongolian idiocy due to trisomy in 21st chromosome is known as
Downs syndrome
Turners syndrome
Klinefelters syndrome
Triple x syndrome
Cryptorchidism is ...
Nondescent of testes in scrotum
Nondevelopment of testes
Removal of scrotum
Breaking connection of vas deferens
The embryonic stage that resembles a mulberry fruit is
Nerula
Gastrula
Morula
Blastula