Question 1

Blood glucose levels are increased by:
1)  glucocorticoids.
2)  glucagon.
3)  epinephrine.
4)  norepinephrine.
5)  parathyroid hormone (PTH)

Accepted Answer

A)  1, 2
B)  1, 2, 3
C)  2, 4, 5
D)  1, 3, 4, 5E) A) and B)
F) A) and C)

Question 2

Which of the following are common early signs of a pituitary adenoma?
1)  Persistent headaches
2)  Hemianopia
3)  Hypertension
4)  Papilledema

Accepted Answer

A)  1, 4
B)  2, 3
C)  1, 2
D)  1, 3, 4E) B) and D)
F) B) and C)

Question 3

Which of the following may cause high serum levels of parathyroid hormone?

Accepted Answer

A)   Hypoparathyroidism
B)   Chronic renal failure
C)   Hypercalcemia
D)   Adenoma in the thyroid glandE) C) and D)
F) A) and D)

Question 4

Which of the following may cause hypertension?

Accepted Answer

A)   Hypoparathyroidism
B)   Hypoglycemia
C)   Pheochromocytoma
D)   Addison's diseaseE) C) and D)
F) B) and C)

Question 5

The anterior pituitary gland secretes all of the following hormones EXCEPT:

Accepted Answer

A)   prolactin (PRL) .
B)   glucagon.
C)   adrenocorticotropic hormone (ACTH) .
D)   growth hormone (GH) .E) A) and D)
F) C) and D)

Question 6

Early signs of hyperglycemia include polyphagia, which means :

Accepted Answer

A)   thirst.
B)   increased urine output.
C)   hunger.
D)   glucose in the urine.E) A) and B)
F) None of the above

Question 7

Goiters may be caused by:

Accepted Answer

A)   hypothyroid conditions only.
B)   either hypothyroid or hyperthyroid conditions.
C)   hyperthyroid conditions only.
D)   fungal infections such as candidiasis.E) B) and C)
F) A) and D)

Question 8

Why is amputation frequently a necessity in diabetics?

Accepted Answer

A)   Necrosis and gangrene in the feet and legs
B)   Lack of glucose to the cells in the feet and legs
C)   Severe dehydration in the tissues
D)   Elevated blood glucose increasing blood viscosityE) A) and C)
F) A) and B)

Question 9

What causes loss of consciousness in a person with diabetic ketoacidosis?

Accepted Answer

A)   Toxic effects of excessive insulin
B)   Excessive glucose in the blood
C)   Metabolic acidosis
D)   Lack of glucose in brain cellsE) None of the above
F) C) and D)

Question 10

What kind of control mechanism is indicated when increased blood glucose levels stimulate increased secretion of insulin?

Accepted Answer

A)   Control by releasing hormones
B)   Control by tropic hormones
C)   Negative feedback control
D)   Hypothalamus/hypophysis coordinationE) All of the above
F) B) and C)

Question 11

Which of the following hormonal imbalances causes Addison's disease?

Accepted Answer

A)   Increased glucocorticoids
B)   Decreased glucocorticoids
C)   Deficit of antidiuretic hormone (ADH) 
D)   Deficit of T3 and T4E) A) and B)
F) A) and C)

Question 12

A type of diabetes that may develop during pregnancy and disappear after delivery is called:

Accepted Answer

A)   temporary maternal diabetes.
B)   fetal diabetes.
C)   acute developmental diabetes.
D)   gestational diabetes.E) A) and B)
F) A) and C)

Question 13

How do many oral hypoglycemic drugs act?

Accepted Answer

A)   To replace insulin in patients with insulin-dependent diabetes mellitus (IDDM) 
B)   To transport glucose into body cells
C)   To prevent gluconeogenesis
D)   To stimulate the pancreas to produce more insulinE) None of the above
F) A) and D)

Question 14

Complications of diabetes mellitus include:

Accepted Answer

A)   peripheral neuropathy.
B)   frequent infections.
C)   cataracts.
D)   A, B, and C.E) A) and B)
F) A) and C)

Question 15

Which of the following are signs of diabetic ketoacidosis in an unconscious person?

Accepted Answer

A)   Pale moist skin
B)   Thirst and poor skin turgor
C)   Deep rapid respirations and fruity breath odor
D)   Tremors and strong rapid pulseE) All of the above
F) A) and B)

Question 16

Dwarfism is caused by:

Accepted Answer

A)   excessive levels of somatotropin (GH) .
B)   a deficit of somatotropin (GH) .
C)   excessive levels of insulin.
D)   excessive levels of parathyroid hormone.E) A) and B)
F) All of the above

Question 17

Which of the following conditions may cause immunosuppression?

Accepted Answer

A)   Graves' disease
B)   Acromegaly
C)   Cushing's disease
D)   Diabetes insipidusE) None of the above
F) C) and D)

Question 18

Which of the following applies to acromegaly?

Accepted Answer

A)   It occurs in infants and children.
B)   It causes excessive longitudinal bone growth.
C)   It results from excessive secretion of growth hormone (GH) .
D)   It does not change soft tissue growth.E) B) and C)
F) A) and B)

Question 19

Which of the following is caused by Graves' disease?

Accepted Answer

A)   Hypermetabolism
B)   Decreased size of thyroid gland
C)   Bradycardia and hypothermia
D)   Decreased blood levels of T3, T4, and TSHE) A) and D)
F) A) and C)

Question 20

Which of the following hormonal imbalances causes diabetes insipidus?

Accepted Answer

A)   Increased insulin
B)   Decreased glucocorticoids
C)   Deficit of ADH
D)   Deficit of T3 and T4E) A) and B)
F) A) and C)

Exam 16: Endocrine System Disorders

The anterior pituitary gland secretes all of the following hormones EXCEPT:

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Which of the following is caused by Graves' disease?

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Which of the following hormonal imbalances causes Addison's disease?

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What kind of control mechanism is indicated when increased blood glucose levels stimulate increased secretion of insulin?

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Which of the following may cause high serum levels of parathyroid hormone?

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How do many oral hypoglycemic drugs act?

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Which of the following are common early signs of a pituitary adenoma? 1) Persistent headaches 2) Hemianopia 3) Hypertension 4) Papilledema

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Complications of diabetes mellitus include:

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Which of the following may cause hypertension?

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What causes loss of consciousness in a person with diabetic ketoacidosis?

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Which of the following hormonal imbalances causes diabetes insipidus?

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Why is amputation frequently a necessity in diabetics?

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Which of the following applies to acromegaly?

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Goiters may be caused by:

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Which of the following conditions may cause immunosuppression?

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Blood glucose levels are increased by: 1) glucocorticoids. 2) glucagon. 3) epinephrine. 4) norepinephrine. 5) parathyroid hormone (PTH)

Correct AnswerverifiedShow Answer

A type of diabetes that may develop during pregnancy and disappear after delivery is called:

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Dwarfism is caused by:

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Early signs of hyperglycemia include polyphagia, which means :

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Which of the following are signs of diabetic ketoacidosis in an unconscious person?

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