Question

1. Which type of gland secretes hormones directly into blood system?

1. Exocrine
2. Endocrine
3. Target
4. Serous

2. ACTH from anterior pituitary stimulates secretion of ___________ from adrenal gland:

1. Cortisol
2. FSH
3. Estrogen
4. LH

3. _____________hormone secreted from parathyroid gland regulates calcium levels in body fluids:

1. Parathyroid hormone
2. Thyroxin
3. Calcitonin
4. Epinephrine

4. Two hormones produced by pancreas are _________ & ____________:

1. Insulin ; FSH
2. Insulin thyroxin
3. Insulin ; glucagon
4. Calcitonin ; insulin

5. ______________promotes water retention by the kidneys:

1. Growth hormone
2. FSH
3. LH
4. ADH

Answer 1

1.B. Endocrine glands are responsible for producing hormones which is directly released in the bloodstream, a hormone plays an important part in transporting signals or messenger and defining a gender.

2. A. Cortisol plays an important part in human body it has many responsibilities such as keeping blood pressure in normal range, helps in maintaining normal blood sugar level, boosts immune system. It is released by the adrenal gland where  anterior pituitary stimulates its secretion under the influence of ACTH.

3. A. Parathyroid hormone is produced by the parathyroid glands which is located at the neck and posteriorly to the thyroid gland, its main resonsibility is to regulate calcium level in the body, it mainly works on several organs in the body such as intestines, kidneys and bones.

4. C. Pancreas is an endocrine gland located posteriorly to the stomach, its main responsibility is to secrete digestive enzymes which is necessary for the body and to produce insulin which plays an important part in maintaining normal blood sugar level in the body, along with the insulin it also produces another hormone which is called glucagon its effect is also to regulate normal blood sugar level however, it works by breaking down the glycogen to glucose in the liver.

5.D. Anti-diuretic hormone is produced from the pituitary gland, it mainly works with the kidneys to prevent water loss from the body and helps retain water by limiting urine output. It is also known as vasopressin. It helps in maintaining normal blood pressure.