Which of the following statement is correct in relation to the endocrine system?

1. Adenohypophysis is under direct neural regulation of the hypothalamus

2. Organs in the body like gastrointestinal tract. heart, kidney and liver do not produce any hormones

3. Non-nutrient chemicals produced by the body in trace amount that act as intercellular messenger are known as hormones

4. Releasing and inhibitory hormones are produced by the pituitary gland

Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (mostly in the nucleus)?

1. Insulin and glucagon

2. Thyroxin and insulin

3. Somatostatin and oxytocin

4. Cortisol and testosterone

Given ahead is an incomplete table about certain hormones, their source glands and one major effect of each on the body in humans. Identify the correct option for the three blanks A, B and C.

Options :

      A                B                 C

1. Placenta  Insulin         Vasopressin
2. Ovary     Insulin         Calcitonin      
3. Placenta  Glucagon     Calcitonin
4. Ovary     Glucagon     Growth hormone

Injury to adrenal cortex is not likely to affect the secretion of which one of the following ?
1. Aldosterone
2. Both androstenedione and dehydroepiandrosterone
3. Adrenalin
4. Cortisol

Which one of the following pairs is incorrectly matched?

1. Glucagon - Beta cells (source)

2. Somatostatin - Delta cells (source)

3. Corpus luteum - Relaxin (secretion)

4. Insulin - Diabetes mellitus (disease)

In human adult females, oxytocin

1. is secreted by anterior pitutiary

2. Stimulates growth of mammary glands

3. Stimulates pitutary to secrete vasopressin 

4. causes strong uterine contractions during parturition 

The blood calcium level is lowered by the deficiency of ?

1. parathormone

2. thyroxine

3. calcitonin

4. Both 1. and 2.

Feeling the tremor of an earthquake a scared resident of seventh floor of a multistoryed

building starts climbing down the stairs rapidly. Which hormone initiated this action?

1. Thyroxine

2. Adrenaline

3. Glucagon 

4. Gastrin

A steroid hormone which regulates glucose metabolism is:

1. cortisol

2. corticosterone

3. 11- deoxycorticosterone

4. cortisone

Which hormone causes dilation of blood vessels, increased oxygen consumption and gluco-genesis ?

1. ACTH
2. Insulin
3. Adrenalin
4. Glucagon