Thyroid gland Flashcards
1
Q
Where is the thyroid gland located and how does it look?
A
Butterfly shaped located inferior the larynx
2
Q
What is the thyroid gland connected to?
A
It is composed of 2 lobes left and right on either side of trachea.
- connected to isthmus
3
Q
What makes up the thyroid gland?
A
Microscopic spherical sacs called thyroid follicles
4
Q
The walls of each thyroid follicle is composed of the
A
T thyrocytes (follicular cells)
5
Q
What surrounds each follicle
A
A basement membrane
6
Q
What 2 hormones does the T thyrocytes produces
A
T3, T4
7
Q
T3 and T4 are also called the
A
Thyroid hormones
8
Q
What are C thyrocytes aka parafollicular cells?
A
Cells that lie between follicles. Produce calcitonin
