Thyroid and Parathyroid Flashcards
1
Q
What is the thyroid
A
Butterfly shaped gland above trachea
2
Q
What is the parathyroid
A
4 glands located behind the thyroid
3
Q
What is the function of the thyroid?
A
Speed up cellular metabolism by increasing basal metabolic rate
4
Q
Symptoms of hyperthyroidism
A
Increased sweating
excessive sweating
sensitive to heat
anxiety and nervousness
weight loss
5
Q
Symptoms of hypothyroidism
A
Weight gain
sensitive to cold
deep voice
dry and cold skin
impaired memory
6
Q
What is thyroid hormone essential for in neonatal development
A
Normal brain development
7
Q
WHat is the regulation for thyroid hormones?
A
Negative feedback loop: Excess T3 and T4 causes decrease in TRH and TSH
8
Q
Why are they called T3 and t4
A
number of iodines in structure
9
Q
A
