Overview

Question 1

What are the 4 layers of the GIT

Answer 1

mucosa - epithelium, lamina propria and muscularis mucosae
submucosa - blood vessels
muscularis propria - 2 layers , inner circular, outer longitudanal
adventitia - major bvs and nerves

Question 2

what type of epithelium is found in the GIT

Answer 2

stratified squamous (protective)

Question 3

barretts oesophagus

Answer 3

metaplasia of oesophagus due to GORD

risk of dysplasia and therefore cancer

Question 4

what is the small intestine lined with

Answer 4

villi to increase surface area to aid absorption

Question 5

where is the sublingual gland and duct

Answer 5

located below the tongue of floor of the mouth, ducts are either side of frenulum

Question 6

mumps

Answer 6

virus causing swelling of parotid glands

Question 7

sialadenitis

Answer 7

infection of salivary glands

Question 8

sialolithiasis

Answer 8

calcified mass forms in salivary glands

Question 9

dysphagia

Answer 9

difficulty swallowing, most common,y caused by neuromuscular diseases

Question 10

TOF

tracheosophageal fistula

Answer 10

abnormal connection of trachea and oesophagus

most common is oesophagus joined to trachea instead of itself

Question 11

oesophageal varices

Answer 11

enlarged veins in oesophagus due to abnormal blood flow to the liver

Question 12

peritonitis

Answer 12

infection of peritoneum

Question 13

cystic fibrosis

Answer 13

sticky mucous builds up in lungs and digestive system therefore difficulty breathing and digesting

Question 14

meckels diverticulum

Answer 14

abnormal pouch formed in small intestine made from tissue of another area of the body
rule of 2s

Question 15

cirrhosis

Answer 15

accumulation of scarring on liver due to disease/ conditions making it difficult for liver to function

Question 16

obstructive jaundice

Answer 16

narrowed/ blocked bile or pancreatic duct preventing bile reaching small intestine