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1. The two hormones released from the posterior pituitary are: a) ADH and oxytoc

ID: 3523164 • Letter: 1

Question

1. The two hormones released from the posterior pituitary are:

a) ADH and oxytocin   b) ATP and oxytocin    c) TSH and FSG    d) ADH and prolactin   e) oxytocin and growth hormone

2. This hormone has more target cells than most hormones, and is responsible for regulating the BMR or basal metabolic rate of the body.

a) insulin   b) glucagon   c) T3    4) growth hormone

3. The two hormones from the posterior pituitary have this in common:

a) are made out of 8-9 amino acids

b) are actually made in the cell bodies of neurons in the hypothalamus but stored in axon terminals in the posterior pituitary

c) are not released unless a releasing hormone from the hypothalamus arrives through the portal circulation

d) a and b are both correct

e) a and c are both correct

4. The active form of thyroid hormone, created inside target cells, is called:

a)            T3                                         b) T4                                      c) T5

5. Enzymes that remove an iodine atom from T4 to form T3 are called:

a) hyperiodinase   b) subiodinase   c) deiodinase   d) hypoiodinase

6. This hormone released from the anterior pituitary, stimulates the adrenal cortex to produce its hormones;

a) ASH                                  b) AH                     c) ACTH                d) growth hormone        e) T4

7. What is true about the antagonistic hormones insulin and glucagon?

a) insulin is produced by beta cells of the Islets of Langerhans in the pancreas and is released after a meal when blood glucose goes up; glucagon is released from alpha cells of the Islets of Langerhans in the pancreas and is released when blood sugar is low, ie during fasting

b) insulin is produced by alpha cells of the Islets of Langerhans in the pancreas and is released when blood sugar is low, ie during fasting; glucagon is released from beta cells of the Islets of Langerhans in the pancreas and is released when blood sugar is elevated, ie after a meal

Explanation / Answer

1.The two hormones released from posterior pituitary are

a. ADH and oxytocin.

2. The hormone that has more target cells than most hormones and is responsible for regulation of BMR is

C) T3.

3.The two hormones from posterior pituitary are common in

d) both a and b are correct.

The two hormones released from posterior pituitary are ADH and oxytocin botha are having 8-9 aminoacids and are actually made in the cell bodies of neurons in the hypothalamus but has stored in axon terminals of posterior pituitary.

4.The active form of thyroid hormone created in the target cells called

a) T3.

5.Enzyme that removes the iodine atom from T4 to form T3 is

C) deiodinase

6.The hormone that released from anterior pituitary , stimulates adrenal cortex is to produce its hormones is

C) ACTH ( Adrenocorticotropin hormone).

7.True about antagonistic hormones insulin and glucagon

A) insulin is produced from beta cells of islet's of Langerhans of pancreas and releases after meals when glucose goes up; and glucagon releases from alpha cells of islet's of Langerhans of pancreas and released when blood glucose is low.