Neurohypophysis secretes
ADH and oxytocin
oxytocin and estrogen
vasopressin and GH
vasopressin and estrogen
Physiologically active thyroxine exists in which of the following form ?
Unbound
Bound to albumin
Bound to globulin
All of the above
The most accepted theory of ageing is :
less RBC in blood
thymus gland becomes non-functional
brain cells die with ageing
all of the above
The chemical nature of hormones secreted by and cells of pancreas is
glycolipid
glycoprotein
steroid
polypeptide
The specific region of hypothalamus, responsible for physiological sweat secretion, is
para-ventricular nucleus
supra-optic nucleus
median eminence
pars distalis
Endemic goitre is a state of
increased thyroid function
normal thyroid function
decreased thyroid function
moderate thyroid function
Islets of Langerhans are found as
anterior pituitary
kidney cortex
spleen
endocrine pancreas
D.
endocrine pancreas
The pancreatic islets or islets of Langerhans are the regions of the pancreas that contain its endocrine, ie, hormone producing cells. It was discovered by Paul Langerhans. They consist of 1 to 2% of the pancreas volume and receive 10- 15% of its blood flow. These are irregularly shaped patches of endocrine tissue located within the pancreas of most vertebrates.
Which of the following is the function of adrenalin?
Helps in gastric juice secretion
Increases heart rate and blood pressure
Increases blood calcium
Helps in milk secretion