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. An inability of the pancreas to produce insulin results in: a. type I diabetes

ID: 3506381 • Letter: #

Question

. An inability of the pancreas to produce insulin results in: a. type I diabetes mellitus b. Addison's disease c type II diabetes mellitus. d Graves' disease 44. Which of the following hormone pairs are antagonists? a. cortisol glucagon b. caleitonin-PTH c. aldosterone - ADH d. growth hormone -T e. calcitriol - PTH 45. Cortisol may work synergistically with which hormone to elevate the level of blood glucose? a. growth hormone b. insulin c. aldosterone d. DHEA c. ADH 46. Which of the following best describes the average blood volume of an adult human? a. 400-500 ml b. 4-6 liters c. 1-2 liters d. 2-3 liters e. 40-60 liters 47. The average, normal pH of blood is approximately: a. 7.0 b. 7.4 c. 7.8 d. 8.4 e. 6.4 48. Over 90% of plasma is made of a. water b. globulins c. electrolytes d. albumins e. oxygern 49. The most abundant formed element in blood is the: rocyte b. neutrophil c. platelet d. lymphocyte e. basophil

Explanation / Answer

Ans

43)

A

Type 1 diabetes mellitus

Type 1 diabetes mellitus occurs when pancreas is unable to produce insulin.

44)

B

Calcitonin - PTH

Both are antagonist to each other.

Calcitonin reduces blood calcium levels whereas PTH increases blood calcium levels.

45)

A

Growth hormone

Cortisol act in the similar way as the growth hormone does in increasing the blood glucose levels.

46)

B

4-6 litres

An normal adult has approximately 5 litres blood volume.

47)

B

7.4

Blood is slightly alkaline having pH of 7.4

48)

A

Water

90% of plasma is constituted by water.

49)

A

Erythrocyte

Most abundant formed element in the blood is erythrocytes or RBCs ( red blood cells)