Thyroid Flashcards Preview

Pharmacology Final > Thyroid > Flashcards

Flashcards in Thyroid Deck (13):
1

Thyroid hormones regulate

  1. Lipid & carbohydrate metabolism
  2. Growth and development
  3. Heat regulation
  4. Effects of CV, endocrine & neuromuscular systems 

2

Thyroid gland is stimulated by: 

TSH

Thyroid stimulating hormone

3

TSH is made by the?

Pituitary gland

4

Thyroid gland produces

  1. T3- Thriodiothyronin
  2. T4- Thyroxine 

5

Hypothyroidism 

Caused when: 

  1. Thyroid gland doesn't make enough hormone (T3 & T4)
  2. No stimulate by pituatory gland (TSH) 

6

Hypothyroidism

Leads to?

Slowing of body processes 

7

S/S of hypothyroidism 

  • constipation
  • lethargy
  • thick skin
  • hair loss
  • bradycardia
  • hypotension
  • feeling cold
  • weight gain 

8

Hyperthyroidism

Caused by?

  1. Thyroid gland makes too much hormone
  2. Too much stimulation by pituitary gland 

9

Hyperthyroidism leads to

Speeding of body processes 

10

S/S of hyperthyroidism 

  • diarrhea
  • feeling hot and sweating
  • increases appetite
  • nervousness
  • insomnia
  • tachycardia
  • HTN
  • weight lose 

11

Levothyroxine (Synthroid) 

  • Thyroid replacement therapy- drugs that replace what the thyroid gland can't produce; returns the body systems back to normal once regulated
  • S/E
    • Speeding of heat, GI
  • 1 tablet/day, need lower dose as you age

12

Propylthiouracil 

  • Antithyroid agents- drugs that suppress thyroid gland before thryoid removal surgery (tx hyperthyroidism) 
  • S/E
    • Live and bone marrow toxicity 

13

Guidelines for thyroid medications: 

  • Don't stop taking them
  • Take at same time each day (AM)
  • Don't take OTC meds w/o checking with MD
  • Keep a log of behavior/mood, weight changes & pulse
  • Avoid iodine foods (soy, tofu, seafood, iodized salt)