Compared to a bull, a bullock is docile because of:
1. higher levels of thyroxine
2. higher levels of cortisone
3. lower levels of blood testosterone
4. lower levels of adrenalin/noradrenalin in its blood

A steroid hormone which regulates glucose metabolism is:
1. cortisol
2. corticosterone
3. 11- deoxycorticosterone
4. cortisone

Which of the following is an accumulation and release centre of neurohormones?
1. Posterior pituitary lobe
2. Intermediate lobe of the pituitary
3. Hypothalamus
4. Anterior pituitary lobe

Which hormone causes dilation of blood vessels, increased oxygen consumption and gluconeogenesis ?
1. ACTH
2. Insulin
3. Adrenalin
4. Glucagon

The source of somatostatin is same as that of
1. thyroxine and calcitonin
2. insulin and glucagon
3. somatotropin and prolactin
4. vasopresin and oxytocin

Which one of the following four glands is correctly matched with the accompanying description?
1. Thyroid - hyperactivity in young children causes cretinism
2. Thymus - starts undergoing atrophy after puberty
3. Parathyroid - secrets parathormone which promotes movement of calcium ions from blood into bones during calcification
4. Pancreas - Delta cells of the Islets of Langerhans secrete a hormone which stimulates glycolysis

Which of the following match is correct

Select the correct statement about hormones and their actions.

Which one of the following pairs is the matching pair of the part and the hormone it secretes?
1. Anterior pituitary - Thyroxine
2. Alpha cells of pancreas - Glucagon
3. Thyroid - Epinephrine
4. Stomach epithelium - Secretin

In a child of 15 years age, plasma calcium level is diagnosed below optimum level. Which organ is malfunctioning?