9) Glands 2

Question 1

What and how do goblet cells secrete?
Where are they found?
How do goblet cells appear in H and E

Answer 1

They secrete Mucin
They are found where outside meets inside- GI, respiratory tract, reproductive, conjunctiva of eye.
They appear clear in H and E

Question 2

3 salivary glands and locations, serous to mucous ratio.

Answer 2

Parotid glands, either cheek anterior to ears. almost completely serous.

Sublingual Glands, inferior to tongue. almost completely mucosal.

Submandibular gland, further posterior and more medial than sublingual. Mostly serous; more mucous

Question 3

Parotitis, what causes it? How does it present?

Answer 3

Parotitis is caused by an obstruction in the main parotid duct or one of its branches, with further inflammation due to bacterial infection.
It presents with a huge inflammation on one side of the face and upper neck.

Question 4

How is salivary secretion controlled?

Answer 4

Neuronally from both sympathetic and parasympathetic ANS. Parasympathetic stimulation produces a greater volume of more serous watery saliva.
Sympathetic stimulation yields a thicker more mucosal saliva.