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Pharmacology > Ch 37 The Endocrine System > Flashcards

Ch 37 The Endocrine System Flashcards

1
Q

what is the goal of the endocrine system?

A

regulate growth and development
reproduction
energy use
electrolyte balance

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2
Q

what are the functions of thyroid hormone?

A

regulate the rate of metabolism
affects heat production and body temperature
affect oxygen consumption, cardiac output, and blood volume
affect enzyme system activity
affect metabolism of carbohydrates, fats, and proteins
regulate growth and development

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3
Q

what hormone does the hypothalamus release?

A

thyroid releasing hormone

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4
Q

what hormone does the anterior pituitary gland release?

A

thyroid stimulating hormone

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5
Q

what hormones does the thyroid gland release?

A

T3, T4, Calcitonin

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6
Q

What medication is prescribed with hypothyroidism?

A

Levothyroxine

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7
Q

What medication is prescribed with hyperthyroidism?

A

Methimazole Propythiouracil (PTU)
Strong Iodine Solution

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8
Q

What is hypothyroidism?

A

not enough TRH, TSH, T3, or T4

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9
Q

what is hyperthyroidism?

A

too much TRH, TSH, T3, or T4

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10
Q

what disease is hyperthyroidism?

A

Graves Disease

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11
Q

What are symptoms of hypothyroidism?

A

intolerance to cold, fatigue, constipation, weight gain, bradycardia, thickened skin, brittle hair and nails

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12
Q

What are symptoms of hyperthyroidism?

A

intolerance to heat, tachycardia, increased systolic BP, weight loss, building eyes, enlarged thyroid, diarrhea, anxiety

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13
Q

what is the action of levothyroxine?

A

increase metabolic rate of body tissues, increase oxygen consumption,increase growth and maturation

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14
Q

what are the adverse reactions of levothyroxine?

A

symptoms look like hyperthyroidism; move from fatigue to anxiety

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15
Q

what should a nurse consider when giving levothyroxine?

A

thyroid function tests, baseline vital signs

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16
Q

what drug interacts with levothyroxine?

A

levothyroxine decreases effectiveness of Digoxin

17
Q

What should you teach a patient taking levothyroxine?

A

taken for life, taken in mcg, taken in the morning before food

18
Q

what type of medication is methimazole propythiouracil?

A

thioamide

19
Q

what is the action of thioamides?

A

prevent formation of thyroid hormone, lower T3 or T4 levels

20
Q

what is the function of iodine solutions?

A

block thyroid function

21
Q

what are iodine solutions typically used for?

A

thyroid cancer

22
Q

what are the adverse effects of anti-thyroid agents?

A

looks like hypothyroidism - weight loss to weight gain

23
Q

What should a nurse consider when giving anti-thyroid agents?

A

liver function, thyroid function tests, base line vital signs, used for thyroid storm

24
Q

what should you teach a patient taking anti-thyroid agents?

A

you do not see results for about a month, takes several weeks for hormones to “die off”

Pharmacology (11 decks)

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