Histology of Pituitary, Thyroid and Parathyroid Gland

Question 1

The pars distalis, Pars tuberalis and Pars intermedia are found in which endocrine gland

Answer 1

anterior pituitary

Question 2

The Pars nervosa and Infundibulum with median eminence are found in which endocrine organ

Answer 2

Posterior pituitary

Question 3

Which lobe of the pituitary gland stains darker?

Why is this?

Answer 3

Anterior lobe due to presence of secretory granules

Question 4

3 cell types found in the adenohypophysis

Answer 4

Acidophil, basophils and chromophobes

Question 5

Examples of acidophils in the anterior pituitary

Answer 5

somatotropes

lactotrophes

Question 6

Examples of basophils in the anterior pituitary

Answer 6

corticotropes
gonadotropes
thyrotropes

Question 7

Which part of the anterior pituitary contains colloid-containing follicles

Answer 7

Pars intermedia

Question 8

Which part of the anterior pituitary is a ridge between pars distalis & pars nervosa

Answer 8

pars intermedia

Question 9

In which endocrine gland are pituicytes found

Answer 9

Posterior pituitary

Question 10

Function of pituicytes

Answer 10

supports axons

Question 11

Where are Herring bodies found

Answer 11

posterior pituitary

Question 12

What are herring bodies

Answer 12

dilated portions near the terminal of axons that store ADH and oxytocin

Question 13

Where are the parathyroid glands located in the thyroid

Answer 13

On the posterior of the lateral lobes

Question 14

where does the thyroid capsule come form

Answer 14

cervical fascia

Question 15

Function of parafollicular cells

Answer 15

secrete calcitonin

Question 16

Follicular cells stain darker when they are _____ (resting/active)

Answer 16

When resting

Question 17

Cell type of the follicular cells

Answer 17

simple cuboidal

Question 18

What makes up colloid

Answer 18

Thyroglobulin

Question 19

Which cells in the thyroid are also called principal cells

Answer 19

Follicular cells

Question 20

What are the two cells types in the parathyroid gland

Answer 20

principal (chief) cell and oxyphil cell

Question 21

Which cells in the parathyroid gland synthesize, store and secrete PTH

Answer 21

Principal/chief cells

Question 22

Of the two cells in the parathyroid gland, which is bigger

Answer 22

Oxyphil cells