Ch. 21 Alterations of Hormonal Regulation Flashcards

1
Q

Which of the following is NOT a type of receptor disorder in regard to hormone regulation?
Decrease in the number of receptors
Impaired receptor function
Absence of antibodies against specific receptors
Unusual expression of receptor function

A

Absence of antibodies against specific receptors

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2
Q

Which of the following is NOT a type of receptor disorder in regard to hormone regulation?
Decrease in the number of receptors
Impaired receptor function
Absence of antibodies against specific receptors
Unusual expression of receptor function

A

Absence of antibodies against specific receptors

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3
Q
Which of the following is a symptom of SIADH?
  Hyponatremia
  Hypernatremia
  Hyperosmolality (serum)
  Hypo-osmolality (urine)
A

Hyponatremia

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4
Q

Which of the following is a TRUE statement regarding diabetes insipidus?
It is always caused by low levels of ADH.
The neurogenic form occurs with organic lesion of the hypothalamus or pituitary.
It is demonstrated by excessively concentrated urine.
The nephrogenic form is caused by low levels of ADH.

A

The neurologic form occurs with organic lesion of the hypothalamus or pituitary

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5
Q
A woman experiences nausea, vomiting, loss of body hair, fatigue, weakness, and hypoglycemia. Which of the following hormone deficiencies does she most likely have?
  TSH
  ACTH
  FSH
  LH
A

ACTH

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6
Q
Which of the following is TRUE regarding pituitary adenomas?
  Rapid growth
  Metastatic
  Arise from anterior pituitary
  Pathogenesis due to infarction
A

Arise from anterior pituitary

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7
Q
A person experiences visual changes that begin in one eye and then begin to involve the second eye. Which of the following conditions does this person most likely have?
  Pituitary infarct
  ACTH insufficiency
  GH insufficiency
  Pituitary adenoma
A

Pituitary adenoma

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8
Q

Which of the following is TRUE regarding acromegaly?
Occurs due to excessive levels of ACTH
Most commonly caused by GH-secreting pituitary adenoma
Occurs more frequently in men
Relatively common condition

A

Most commonly caused by GH-secreting pituitary adenoma

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9
Q
Which of the following is a symptom of a prolactinoma?
  Galactorrhea
  Loss of body hair
  Excessive menses
  Pregnancy
A

Galactorrhea

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10
Q
Which of the following is a symptom of Graves' disease?
  Hypothyroid
  Goiter
  Absence of skin findings
  Decreased sympathetic response
A

Goiter

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11
Q
Which of the following is a medication used to threat thyrotoxic crisis?
  Beta-blocker
  Epinephrine
  Thyroid hormone
  Synthroid
A

Beta-blocker

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12
Q
A person is diagnosed with a thyroid disorder. There has been destruction of thyroid tissue by lymphocytes and circulating thyroid autoantibodies. A relative also has this disease. Which of the following diseases does this person have?
  Subacute thyroiditis
  Hashimoto disease
  Painless thyroiditis
  Postpartum thyroiditis
A

Hashimoto disease

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13
Q
Which of the following is a TRUE statement regarding myxedema coma?
  Associated with hyperthyroid
  Associated with hyperthermia
  Associated with lactic acidosis
  Associated with hyperglycemia
A

Associated with lactic acidosis

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14
Q

Which of the following is TRUE regarding congenital hypothyroidism?
It is a common form of primary hypothyroidism.
It occurs in children ages 5 to 10 years.
It is the result of absent thyroid tissue.
Thyroid agenesis occurs more frequently in male infants.

A

It is the result of absent thyroid tissue

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15
Q

An individual is diagnosed with thyroid carcinoma. Which of the following statements is TRUE?
Thyroid carcinoma is the most common endocrine malignancy.
Individuals with thyroid carcinoma have elevated T3 and T4 levels.
Heredity appears to be the most common risk factor.
Most tumors are undifferentiated.

A

Thyroid carcinoma is the most common endocrine malignancy

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16
Q

Which of the following is TRUE regarding an accurate diagnosis of diabetes?
More than one fasting plasma glucose level of 200 mg/dl or greater
A 2-hour postload plasma glucose of greater than 200 mg/dl 2-hour postload
Random plasma glucose level greater than 126 mg/dl
Impaired fasting glucose of 100 mg/dl or less

A

A 2-hour postload plasma glucose of greater than 200 mg/dl 2-hour poastload

17
Q
A 12-year-old boy develops pancreatic atrophy with loss of his beta cells. Which of the following conditions does this boy most likely have?
  Impaired glucose intolerance (IGT)
  Impaired fasting intolerance (IFG)
  Diabetes type 1
  Diabetes type 2
A

Diabetes type 1

18
Q
Which of the following is NOT a typical symptom of new-onset diabetes?
  Polydipsia
  Anuria
  Polyphagia
  Weight loss
A

Anuria

19
Q
Which of the following contributes to insulin resistance?
  A thin body habitus
  Illness
  Active lifestyle
  Young age
A

Illness

20
Q

Which of the following is a TRUE statement regarding diabetic ketoacidosis (DKA)?
Increase in insulin
Decrease in catecholamines
Peak in the older adult
Accelerated gluconeogenesis and ketogenesis

A

Accelerated gluconeogenesis and ketogenesis

21
Q

A person develops severe dehydration and hyperglycemia. There is an absence of ketosis. Which of the following conditions does this person have?
Hyperosmolar hyperglycemic nonketotic syndrome (HHNKS)
DKA
Hypoglycemia
Somogyi effect

A

Hyperosmolar hyperglycemic nonketotic syndrome (HHNKS)

22
Q

Which of the following BEST describes the Somogyi effect?
Hyperglycemia followed by hypoglycemia
Hypoglycemia followed by rebound hyperglycemia
Early morning rise in blood glucose with no hypoglycemia
Early morning hypoglycemia without rebound hyperglycemia

A

Hypoglycemia followed by rebound hyperglycemia

23
Q
A man experiences retinopathy due to diabetes. There is venous dilation, microaneurysm formation, and blot hemorrhages. Which of the following stages of retinopathy is he experiencing?
  Stage I 
  Stage II
  Stage III
  Stage IV
A

Stage I