Thyroid Flashcards
Metabolism
Growth
Development
What gland?
Thyroid
What kind of loop does thyroid hormone use?
Negative feedback loop
When levels of T3 and T4 decrease below normal, the hypothalamus releases what?
Thyroid regulating hormone
Thyroid regulating hormone stimulates pituitary gland to produce what hormone?
TSH
Low levels of TSH indicate what condition
Hyperthyroidism
In hyperthyroidism, TSH is low or high
Low
High TSH levels indicate what condition
Hypothyroidism
In hypothyroidism, TSH is low or high
High
Lower levels of thyroid hormone results in decreased energy metabolism
What condition
Hypothyroidism
Constipation
Bradycardia
Dyspnea
Lethargy
What condition
Hypothyroidism
What condition results from type II hypersensitivity with stimulation of thyroid by autoantibodies directed against TSH receptor
Graves’ disease
Graves’ disease
Hypothyroidism or hyperthyroidism?
Hyperthyroidism
