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Pathophysiology Chapter 16 - Test Bank Exam Questions with Correct Answers
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What kind of control mechanism is indicated when increased blood glucose levels stimulate increased secretion of insulin? A) Control by releasing hormones B) Control by tropic hormones C) Negative feedback control D) Hypothalamus/hypophysis coordination - Answer-C What is the most common cau...

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  • August 15, 2024
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Pathophysiology Chapter 16 - Test Bank
Exam Questions with Correct Answers
What kind of control mechanism is indicated when increased blood glucose levels
stimulate increased secretion of insulin?
A) Control by releasing hormones
B) Control by tropic hormones
C) Negative feedback control
D) Hypothalamus/hypophysis coordination - Answer-C

What is the most common cause of endocrine disorders?
A) Malignant neoplasm
B) Infection
C) Congenital defect
D) Benign tumor - Answer-D

Choose the statement that applies to type 1 diabetes mellitus.
A) Onset often occurs during childhood.
B) Relative insufficiency of insulin or insulin resistance develops.
C) It can be treated by diet, weight control and exercise, or oral hypoglycemics.
D) Complications rarely occur. - Answer-A

Why does polyuria develop with diabetes mellitus?
A) Increased thirst and hypoglycemia
B) Ketoacidosis
C) Osmotic pressure due to glucose
D) Diabetic nephropathy - Answer-C

What is the cause of diabetic ketoacidosis?
A) Excess insulin in the body
B) Loss of glucose in the urine
C) Failure of the kidney to excrete sufficient acids
D) Increased catabolism of fats and proteins - Answer-D

What is a precipitating factor for diabetic ketoacidosis?
A) Skipping a meal
B) Anorexia
C) Serious infection
D) Insulin overdose - Answer-C

Which of the following may cause insulin shock to develop?
A) Strenuous exercise
B) Missing an insulin dose
C) Eating excessively large meals

, D) Sedentary lifestyle - Answer-A

Which of the following indicates hypoglycemia in a diabetic?
A) Deep, rapid respirations
B) Flushed dry skin and mucosa
C) Thirst and oliguria
D) Staggering gait, disorientation, and confusion - Answer-D

Which of the following are signs of diabetic ketoacidosis in an unconscious person?
A) Pale moist skin
B) Thirst and poor skin turgor
C) Deep rapid respirations and fruity breath odor
D) Tremors and strong rapid pulse - Answer-C

What causes loss of consciousness in a person with diabetic ketoacidosis?
A) Toxic effects of excessive insulin
B) Excessive glucose in the blood
C) Metabolic acidosis
D) Lack of glucose in brain cells - Answer-C

Which of the following does NOT usually develop as a complication of diabetes?
A) Osteoporosis
B) Nephropathy
C) Impotence
D) Peripheral neuropathy - Answer-A

Diabetes may cause visual impairment through damage to the lens; this is referred to
as:
A) cataracts.
B) macular degeneration.
C) myopia.
D) strabismus. - Answer-A

Which of the following applies to diabetic macro-angiography?
1. It affects the small arteries and arterioles.
2. It is related to elevated serum lipids.
3. It leads to increased risk of myocardial infarction and peripheral vascular disease.
4. It frequently causes damage to the kidneys.
A) 1, 3
B) 1, 4
C) 2, 3
D) 2, 4 - Answer-C

Why is amputation frequently a necessity in diabetics?
A) Necrosis and gangrene in the feet and legs
B) Lack of glucose to the cells in the feet and legs

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