Chapter 9 Adrenal Glands Flashcards

1
Q

Who discovered what stress does to the body?

A

Han Selye

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2
Q

What are the three stages to stress adaptation?

A

Alarm stage, Resistance stage, and Exhaustion stage

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3
Q

What does the Zona Glomerulosa (cortex) do?

A

Produces hormones

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4
Q

What hormone does the Zona Glomerulosa produce?

A

Aldosterone

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5
Q

What does aldosterone do?

A

It’s responsible for long term blood pressure.

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6
Q

What is Aldosterone?

A

A mineralocorticoid

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7
Q

What is the function of the Zona Glomerulosa?

A

Renal reabsorption of sodium and excretion of hydrogen and potassium ions

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8
Q

Where are glucocorticoids produced?

A

Zona Fasciculate

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9
Q

What is the primary function of glucocorticoids?

A

Metabolism of glucose

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10
Q

Cortisol and Corticosterone are examples of what?

A

glucocorticoids

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11
Q

What two hormones are produced in the Zona Reticularis?

A

Dehydroepiandrosterone (DHEA) and Adrenocorticotropic hormone (ACTH)

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12
Q

What does Adrenocorticotropic hormone (ACTH) do?

A

Regulates adrenal androgen

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13
Q

What hormones are secreted in the inner medulla of the adrenal gland?

A

epinephrine (epinephrine) and noepinephrine (noradrenaline)

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14
Q

Epinephrine and no epinephrine are what?

A

Catecholamines

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15
Q

What is the site of synthesis for no epinephrine and epinephrine?

A

adrenal medulla

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16
Q

What does noepinephrine do?

A

It affects post sympathetic ganglions - neurons affecting the heart- causing constriction of blood vessels when pressure drops

17
Q

What does epinephrine do?

A

increases blood pressure, dilates vessels in the skeletal muscles and liver.

18
Q

What is epinephrine?

A

a neurotransmitter

19
Q

Hyposecretion of the adrenal gland is known as?

A

Addison’s Disease

20
Q

Hypersecretion of the adrenal gland is known as?

A

Cushing’s Syndrome

21
Q

In Addison’s Disease the adrenals produce too little:

A

Cortisol, aldosterone, and causes adrenal insufficiency

22
Q

Muscle weakness, fatigue, weight loss, decreased appetite, salt craving, muscle or joint pain, body hair loss, sexual dysfunction and hyperpigmentation (darkening areas of skin) are signs and symptoms of what?

A

Addison’s Disease

23
Q

What do androgens do?

A

Libido and a sense of well being in men and women

24
Q

What occurs in Primary Adrenal Insufficiency?

A

The adrenal cortex is damaged

25
Q

What occurs in Secondary Adrenal Insufficiency?

A

Pituitary gland is diseased

26
Q

What is used as a treatment for Secondary Adrenal Insufficiency?

A

Corticosteroids

27
Q

What chronic condition can occur due to secondary adrenal insufficiency?

A

Asthma

28
Q

What is Cushing’s Disease?

A

Too much hormone is being secreted

29
Q

In Cushings Disease the adrenal gland is producing too much of what hormone?

A

Cortisol

30
Q

thinning of skin, bruising, high blood pressure, puffy face (moon face), and buffalo hump (back of neck and shoulders) are symptoms of what?

A

Cushing’s disease