Hyperthyroidism [Graves' disease] is characterized by all the following except:

1. Toxic goiter

2. Exopthalmos

3. Bradycardia

4. Muscle weakness and termors

ACTH controls the secretion of:
1. cortisol
2. aldosterone
3. epinephrine
4. testosterone

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

Which hormones do stimulate the production of pancreatic juice and bicarbonate?

(1) Angiotensin and epinephrine

(2) Gastrin and insulin

(3) Cholecystokinin and secretin

(4) Insulin and glucagon

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