The glands which pour their secretion directly into blood are tamed as
endocrine glands
exocrine glands
holocrine glands
apocrine glands
Correct Answer :
A. endocrine glands
Related Questions
In the blood calcium and phosphate levels are controlled by
thyroid
parathyroid
adrenal
both (a) and (b)
New ovarian follicles will not begin to ripen as long as the blood has high level of
FSH
Progesterone
Estrogen
LH
Which of the following will be least effected if the pituitary gland of an adult rat is removed?
Adrenal
Adrenal medulla
Thyroid
Gonads
Which of the following hormones maintains the integrity of the uterine wall during pregnancy ?
Estrogen
Progesterone
Oxytocin
Intermedin
The human chorionic gonadotrophin is secreted by
placenta
ovary
uterus
pituitary
Disease not caused by malfunctioning of thyroid is
acromegaly
cretinism
myxoedema
goitre
The activity of Leydig cells is governed by a pituitary hormone abbreviated as
HCG
ACTH
FSH
ICSH
Deficiency of parathormone in the blood causes
hypokalemia
hyperkalemia
hypocalcemia
hypercalcaemia
Male reproductive functions are controlled by
FSH
Testosterone
FSH and LH
All of these
Regulation of volume of urine is caused by
ADH
Aldosterone
Both (a) and (b)
ADH, ldosterone and testosterone
Diabetes mellitus is due to deficiency of
insulin
glucagon
trypsin
ADH
Animals that are well known to use pheromones are
Centipedes
Hydra
Pigeons
Ants
Which of the following is homologous with the oviduct of frog ?
Uterus
Vagina
Fallopian tube
All of these
One of the endocrine glands is known as master gland:
Thyroid
Pituitary
Parathyroid
Adrenal
The glands which pour their secretion directly into blood are tamed as
endocrine glands
exocrine glands
holocrine glands
apocrine glands
A posterior pituitary hormone released during parturition is
Oxytocin
Vasopressin
ICSH
ACTH
The fight or flight response in the event of danger, is chiefly effected by
glucocorticoids
mineralocorticoids
epinephrine and norepinephrine
glucocorticoids, epinephrine
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
Symptoms such as softening of bones which are easily bent or fractured are mainly due to
hypothyroidism
hyperthyroidism
hypoparathyroidism
hyperparathyroidism
Acromegaly is a disease in which the bones develop irregularly, which is due to over secretion of
STH
ACTH
GTH
GH
At the time of puberty the hormone that triggers sexual characters in male is
adrenalin
testosterone
insulin
thyroxin
The spermatogenesis in mammalian testis is conrolled by
follicle stimulating hormone (FSH)
luteininzing hormone (LH)
ICSH
LH and ICSH
Which disease is caused by the deficiency of thyroxine in the adult ?
Diabetes insipidus
Diabetes mellitus
Myxoedema
Exopthalmic goitre
Addison's disease is caused by under secretion of
Adrenalin
Cortin
Insulin
ACTH
The technique of amniocentesis can be employed for the dectection of
Klienfelter's and Down's syndrome
Haemophilia and sickle cell anaemia
Thalassemia and myelocytic leukaemia
All of these
Estrogen is secreted by cells of
theca interna
theca externa
theca interna cells of developing Graffian follicles
corpus luteum
Most contraceptive pills contain
estrogen + FSH
progesterone + LH
progesterone + FSH
oestrogen and progesterone
The expulsion of milk from the breast during sucking by the child is brought about by
prolactin
oxytocin
vasopressin
estrogen and progesterone
Deficiency of iodine in diet leads to
enlargment of hands and feet
enlargement of liver
enlargement of bones
enlargement of neck region
Selective accumulation of iodine occurs in
liver
thymus
spleen
thyroid