Histology: Endocrine System Flashcards Preview

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Flashcards in Histology: Endocrine System Deck (19):
1

List the two cell types of the parathyroid glands.

- Chief Cells
- Oxyphil Cells

2

What is a Hering body?

Hering bodies are large dilated axon terminal endings that are filled with accumulated neurosecretory granules seen in the posterior pituitary

3

List the hormone produced by the parafollicular cells of the thyroid gland.

Calcitonin

4

List the substances secreted by the chromaffin cells of the adrenal medulla.

- Epinephrine
- Norepinephrine

5

How does the anterior pituitary stain?

Red-blue

6

How does the posterior pituitary stain?

Pale

7

What are the 3 cell types in the anterior pituitary?

- Chromophobes
- Acidophils
- Basophils

8

What do acidophils secrete?

Acidophils secrete growth hormone and prolactin

9

What do basophils secrete?

Basophils secrete TSH, LH and FSH and ACTH

10

What hormones does the posterior pituitary secrete?

- ADH
- Oxytocin

11

How do thyroid follicles appear?

Filled with pink colloid

12

What are parafollicular cells of they thyroid AKA?

C-cells

13

What do chief cells of the PT secrete?

Parathyroid Hormone

14

What does the zona glomerulosa secrete?

Mineralocorticoids - aldosterone

15

What does the zona fasciculata secrete?

Glucocorticoids - cortisol

16

What does the zona reticularis secrete?

DHEA - androgens

17

What do alpha cells of the pancreas secrete?

Glucagon

18

What do beta cells of the pancreas secrete?

Insulin

19

What do delta cells of the pancreas secrete?

Somatostatin

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