Hypersecretion of growth hormone in adults does not cause further increase in height because 
1. growth hormone becomes inactive in adults
2. epiphyseal plates close after adolescence 
3. bones loose their sensitivity to growth hormone in adults 
4. muscle fibres do not grow in size after birth 

Which of the following is a temporary endocrine gland in the human body?

1. pineal gland   

2. corpus cardiacum

3. corpus Luteum

4. corpus allatum

GnRH, a hypothalamic hormone, needed in reproduction, acts on

Graves disease is caused due to?
1. hyposecretion of thyroid gland
2. hypersecretion of thyroid gland
3. hyposecretion of adrenal gland
4. hypersecretion of adrenal gland

Name a peptide hormone which acts mainly on hepatocytes, adipocytes and enhances cellular glucose uptake and utilisation.
1. Insulin 
2. Glucagon 
3. Secretin 
4. Gastrin 

The posterior pituitary gland is not a ‘true’ endocrine gland because.

1. it is provided with a duct
2. it only stores and releases hormones
3. it is under the regulation of hypothalamus
4. it secretes enzymes

Changes in GnRH pulse frequency in females is controlled by circulating levels of:-

(1) estrogen and inhibin

(2) progesterone only

(3) progesterone and inhibin

(4) estrogen and progesterone

Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?

1. Insulin               Thyroid hormone

2. Aldosterone       Atrial Natriuretic Factor

3. Relaxin              Inhibin

4. Parathormone   Calcitonin

Which one of the following hormones is not involved in sugar metabolism?

1. Cortisone

2. Aldosterone

3. Insulin

4. Glucagon

Which one of the following hormones though synthesised elsewhere, is stored and

released by the master gland?

1. Antidiuretic hormone

2. Luteinizing hormone

3. Prolactin

4. Melanocyte stimulating hormone