Gonadotropin releasing hormone is transferred to anterior pituitary by

• left coronary artery

• hypophysial portal veins

• axons of neurosecretory cells

• nuclei of hypothalamus

The reabsorption of water in the kidney is under the control of

• LH

• ADH

• STH

• ACTH

Which is gonadotropin hormone

• GH

• MSH

• ADH

• FSH and LH

Damage to thymus in a child may lead to

• a reduction in haemoglobin content of blood

• a reduction in stem cell production

• loss of antibody mediated immunity

• loss of cell mediated immunity

Parkinson's disease (characterized by tremors and progressive rigidity of limbs) is caused by degeneration of brain neurons that are involved in movement control and make use of neurotransmitter

• acetylcholine

• norepinephrine

• dopamine

• GABA

Which of the following is both exocrine and endocrine gland

• Liver

• Pancreas

• Thyroid

• Adrenal

Moulting hormone is secreted by

• corpora cardiacum

• prothoracic gland

• corpora allata

• neurosecretory hormone

Deoxyribonuclease and ribonuclease are secreted by

• liver

• stomach

• pancrease

• kidney

Blood calcium level can be increased by the administration of

• glucagon

• thyroxine

• parathormone

• caleitonin

When kidney of a person is damaged, he/she invariably suffers from anaemia because

• RBCs pass through the glomerulus

• sufficient erythropoietin is not produced

• haemoglobin is not synthesised sufficiently

• iron and vitamin B₁₂ are not able to bind to haemoglobin