A hormone, pressure of which in blood or urine serves as pregnancy tests is
HCG
Progesterone
LH
Placental gonadotrophin
Correct Answer :
A. HCG
Related Questions
Which hormone promotes persistence of larval characters ?
Juvenile hormone
Thyroxin
Insulin
Ecdysone
The human chorionic gonadotrophin is secreted by
placenta
ovary
uterus
pituitary
Estrogen is secreted by cells of
theca interna
theca externa
theca interna cells of developing Graffian follicles
corpus luteum
Regulation of volume of urine is caused by
ADH
Aldosterone
Both (a) and (b)
ADH, ldosterone and testosterone
Hormones which are produced by neurons are
epinephrine and noepinephrine
melatonin and serotonin
oxytocin and vasopressin
all of these
Deficiency of parathormone in the blood causes
hypokalemia
hyperkalemia
hypocalcemia
hypercalcaemia
Hyper secretion of adrenal cortex causes
Addison's disease
Down's syndrome
Cushing's syndrome
Acromegaly
Which of the following is homologous with the oviduct of frog ?
Uterus
Vagina
Fallopian tube
All of these
Symptoms such as softening of bones which are easily bent or fractured are mainly due to
hypothyroidism
hyperthyroidism
hypoparathyroidism
hyperparathyroidism
The spermatogenesis in mammalian testis is conrolled by
follicle stimulating hormone (FSH)
luteininzing hormone (LH)
ICSH
LH and ICSH
Pituitary gland is under the control of
pineal
hypothalamus
adrenals
none of these
Hyperglycemia is an indication of mal-functining of
thyroid
liver
islets of Langerhans
adrenals
The glands which pour their secretion directly into blood are tamed as
endocrine glands
exocrine glands
holocrine glands
apocrine glands
New ovarian follicles will not begin to ripen as long as the blood has high level of
FSH
Progesterone
Estrogen
LH
Function of cholecystokinin is to
contract gall bladder
stimulate bile secretion
stimulate digestion
decrease bile secretion
In the blood calcium and phosphate levels are controlled by
thyroid
parathyroid
adrenal
both (a) and (b)
ACTH is secreted by
adrenal cortex
thyroid
adrenal medulla
pituitary
Disease not caused by malfunctioning of thyroid is
acromegaly
cretinism
myxoedema
goitre
Androgens are secreted from
Leydig cells and placenta
Testis and adrenal cortex
Adenohypophysis and testis
Leydig cels and adrenal cortex
Which endocrine gland stores its secretion in an extracellular space before discharging it into the blood ?
Thyroid
Pancreas
Adrenal
Testis
Due to hyposecretion from pituitary, the disease is
goitre
encephalitis
diabetes incipidus
diabetes mellitus
At the time of birth, oxytocin acts on uterus by
stimulating the smooth muscles of uterus to produce forceful contractions
detaching foetal tissues from the uterus
increasing the movement of foetus
producing rhythmic movements in the smooth muscles of uterus
M.S.H produced by the pars intermedia of pitiutary causes in lower vertebrates
darkening of skin
light colouration of skin
both (a) and (b)
none of these
One of the endocrine glands is known as master gland:
Thyroid
Pituitary
Parathyroid
Adrenal
In the ovary, the progesterone and estrogen are secreted by
corpus callosum
corpus albicans
corpus luteum and Graffian follicles
cells of Graffian follicles
A decrease in level of oestrogen and progesterone causes
loss of endometrium
growth and dilation of metridium
release of ova from ovaries
constriction of uterine blood vessels leading to sloughing of uterine epithelium
Which of the following hormones maintains the integrity of the uterine wall during pregnancy ?
Estrogen
Progesterone
Oxytocin
Intermedin
Male reproductive functions are controlled by
FSH
Testosterone
FSH and LH
All of these
Which of the following will be least effected if the pituitary gland of an adult rat is removed?
Adrenal
Adrenal medulla
Thyroid
Gonads
Thyroxine has direct effect on
blood flow \
cellular respiration
rate of excretion
rate of digestion