Chapter 13 Altered Hormonal Regulation Patho  Quiz
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Questions and Answers

What is a common manifestation of hypopituitarism?

  • Frequent urination
  • Cold intolerance (correct)
  • High blood pressure
  • Increased appetite

How can altered hormone function be diagnosed?

  • Blood tests for hormone levels (correct)
  • Genetic testing exclusively
  • X-ray only
  • Physical examination only

What is a potential treatment for hormone excesses?

  • Increasing hormone levels further
  • Removing the endocrine gland entirely
  • Avoiding any medication
  • Using medications that stimulate hormone release (correct)

Which stage of the General Adaptation Syndrome involves the body's attempt to resist or adapt to stress?

<p>Resistance stage (D)</p> Signup and view all the answers

Which pathway of mediating cell-to-cell communication involves signaling molecules acting on the same cell that secreted them?

<p>Autocrine pathway (C)</p> Signup and view all the answers

In the stress response, which hormone is responsible for stimulating the release of cortisol from the adrenal cortex?

<p>ACTH (D)</p> Signup and view all the answers

Impaired receptor binding can result in altered hormone function due to:

<p>Decreased cellular responsiveness to hormones (D)</p> Signup and view all the answers

Which endocrine gland impairment can lead to altered hormone function?

<p>Lack of hormone secretion (A)</p> Signup and view all the answers

In the hypothalamic–pituitary axis, what is responsible for inhibiting the release of certain hormones to maintain homeostasis?

<p>Negative feedback loops (A)</p> Signup and view all the answers

What is the primary method of control for hormones according to the text?

<p>Feedback loops (D)</p> Signup and view all the answers

Which of the following is NOT a stage of the General Adaptation Syndrome?

<p>Adaptation stage (D)</p> Signup and view all the answers

In cell-to-cell communication, which pathway involves signaling molecules acting on nearby cells?

<p>Paracrine pathway (C)</p> Signup and view all the answers

What is the primary site of action for hormones in the body?

<p>Hypothalamus (A)</p> Signup and view all the answers

Which hormone is responsible for initiating the stress response by stimulating the release of cortisol?

<p>Corticotropin-releasing hormone (B)</p> Signup and view all the answers

What is the hallmark of the exhaustion stage in General Adaptation Syndrome?

<p>Decreased ability to cope with stress (D)</p> Signup and view all the answers

Which of the following is a clinical manifestation of Hyperpituitarism?

<p>Anorexia (D)</p> Signup and view all the answers

What is a common manifestation of Addison's disease?

<p>Hyperpigmentation (C)</p> Signup and view all the answers

Which diagnostic test is commonly used to assess hormone suppression and stimulation in altered hormone function?

<p>Hormone suppression and stimulation tests (B)</p> Signup and view all the answers

What is a key feature of Syndrome of Inappropriate Antidiuretic Hormone (SIADH)?

<p>Hyponatremia (D)</p> Signup and view all the answers

In treating hormone deficits, what type of medications are typically used?

<p>Medications that stimulate release or replace hormone (C)</p> Signup and view all the answers

Which of the following is a common manifestation of Hypothyroidism?

<p>Dry skin (C)</p> Signup and view all the answers

Impaired receptor binding can result in altered hormone function due to an excess of hormones in the body.

<p>False (B)</p> Signup and view all the answers

SIADH is characterized by excessive release of antidiuretic hormone (ADH).

<p>True (A)</p> Signup and view all the answers

Hypopituitarism can manifest with symptoms like constipation and cold intolerance.

<p>True (A)</p> Signup and view all the answers

Hyperpituitarism always presents with the same set of manifestations regardless of the specific hormones elevated.

<p>False (B)</p> Signup and view all the answers

Altered hormone function can be diagnosed solely through genetic testing without the need for other laboratory tests.

<p>False (B)</p> Signup and view all the answers

In treating hormone deficits, medications are typically used to block the effects of the deficient hormone.

<p>False (B)</p> Signup and view all the answers

The hypothalamic–pituitary axis controls hormonal regulation through feedback loops and patterns of hormone secretion.

<p>True (A)</p> Signup and view all the answers

The resistance stage in the General Adaptation Syndrome is characterized by the body's attempt to conserve energy and resources.

<p>False (B)</p> Signup and view all the answers

Impaired receptor binding is a common cause of altered hormone function.

<p>True (A)</p> Signup and view all the answers

Negative feedback loops in hormone regulation involve an increase in hormone secretion when a certain level is reached.

<p>False (B)</p> Signup and view all the answers

In the stress response, the reticular activating system is part of the neurologic response.

<p>True (A)</p> Signup and view all the answers

Endocrine pathway is a mode of mediating cell-to-cell communication that involves signaling molecules acting on nearby cells.

<p>False (B)</p> Signup and view all the answers

Which hormone is responsible for initiating the stress response by stimulating the release of cortisol?

<p>Corticotropin-releasing hormone (C)</p> Signup and view all the answers

What is the primary function of the reticular activating system in the neurologic response to stress?

<p>Maintenance of wakefulness and consciousness (D)</p> Signup and view all the answers

Which stage of the General Adaptation Syndrome involves the body's attempt to resist or adapt to stress?

<p>Resistance stage (C)</p> Signup and view all the answers

In altered hormone function, impaired receptor binding can lead to:

<p>Impaired hormone action (C)</p> Signup and view all the answers

What is the role of endocrine pathway in cell-to-cell communication?

<p>Signaling molecules acting on distant cells (B)</p> Signup and view all the answers

Which gland impairment can directly lead to altered hormonal and metabolic regulation?

<p>Pituitary gland impairment (D)</p> Signup and view all the answers

Which pathway of mediating cell-to-cell communication involves communication within the nervous system?

<p>Synaptic pathway (C)</p> Signup and view all the answers

What are common manifestations of hypopituitarism as mentioned in the text?

<p>Cold intolerance, weakness, anorexia (D)</p> Signup and view all the answers

How is hyperpituitarism characterized according to the text?

<p>The manifestations vary depending on the specific hormones elevated. (D)</p> Signup and view all the answers

Which diagnostic tests are commonly used to assess altered hormone function?

<p>Hormone suppression and stimulation tests (C)</p> Signup and view all the answers

What is a key method of treating hormone deficits according to the text?

<p>Medications that block the effects of hormones (C)</p> Signup and view all the answers

Which condition is characterized by excessive release of antidiuretic hormone (ADH)?

<p>SIADH (D)</p> Signup and view all the answers

What type of medications are typically used to treat hormone excesses?

<p>'Blocker' medications that prevent receptor binding (B)</p> Signup and view all the answers

What is a characteristic feature of Syndrome of Inappropriate Antidiuretic Hormone (SIADH)?

<p>'Fluid retention' causing dilutional hyponatremia (D)</p> Signup and view all the answers

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