Histology

Question 1

Name the layers of the gut tube

Answer 1

Mucosa
Submucosa
Muscularis externa
Adventitia/ serosa

Histological picture of oesophagus

Question 2

Name parts of mucosa

Answer 2

Epithelium
Lamina propria
Muscularis mucosae

Question 3

Name the basic types of tissues

Answer 3

Epithelial
Connective
Muscle
Nervous

Question 4

What type of epithelium is the oesophagus?

Answer 4

stratified squamous non-keratinised epithelium

Question 5

What does the submucosa show in the oesophagus?

Answer 5

Mucous glands

Question 6

What type of muscle is the upper 1/3 layer of the muscular layer in the oesophagus?

Answer 6

Skeletal

Question 7

What type of muscle is the middle 1/3 layer of the muscular layer in the oesophagus?

Answer 7

Smooth and skeletal

Question 8

What type of muscle is the lower 1/3 layer of the muscular layer in the oesophagus?

Answer 8

Smooth

Question 9

What type of epithelium lines the stomach?

Answer 9

simple columnar epithelium

Question 10

What does the epithelium look like in the stomach?

Answer 10

Pale

Question 11

What colour do parietal cells stain?

Answer 11

Pink

Question 12

What glands are found in the muscosa of the stomach?

Answer 12

Gastric glands

Question 13

What cells are found at the base of the gland of the stomach?

Answer 13

Chief cells

Question 14

What is found in the mucosa of the small intestine?

Answer 14

Peyer’s patches

Question 15

What are Peyer’s patches?

Answer 15

Lymphoid aggregations in mucosa

Question 16

What unique feature does the small intestines have?

Answer 16

Villi

Question 17

What crypts are found in the small intestine?

Answer 17

Crypts of Leiberkuhn

Question 18

What glands are found in the submucosa of the duodenum?

Answer 18

Brunner’s glands

Question 19

What does the mucosa look like in the large intestine?

Answer 19

Thick

Question 20

What glands are found in the GI system?

Answer 20

Salivary glands
Pancreas
Liver

Question 21

What do secretory glands look like?

Answer 21

Roundish structure with columnar cells and nuclei at the base

Question 22

What is found in the histology of the pancreas?

Answer 22

Islets of largerhans
Pancreatic acini
Pancreatic ducts

Question 23

What fibres are found in the connective tissue of mucosa

Answer 23

Elastin fibres

Question 24

What histological feautre is unique to the oesophagus and stomach

Answer 24

Location of mucus glands in submucosa

Question 25

Where are more mucous glands found in the oesophagus?

Answer 25

Upper and lower thirds

Question 26

What plexus is found in the muscularis propria of the oesophagus?

Answer 26

Auerbachs plexus

Question 27

Is adventitia or serosa found in the oesophagus?

Answer 27

Both Majority is adventitia

Question 28

Name the histological regions of the stomach

Answer 28

Cardia Fundus Pylorus

Question 29

Is serosa or adventitia found in the stomach?

Answer 29

Serosa

Question 30

What is found is the mucosa of the cardia?

Answer 30

Cardiac glands Gastric pits

Question 31

Why is the muscularis propria unique in the stomach?

Answer 31

Contain 3 layers of smooth muscles

Question 32

What is found in the serosa of the cardia?

Answer 32

Loose connective tissue Blood vessels Adipose tissue Nerves Lympathic

Question 33

What are the rugae formed from?

Answer 33

Mucosa and submucosa

Question 34

What cells are present in the mucosa of the fundus?

Answer 34

Parietal Mucous Chief

Question 35

What is unique to the pylorus?

Answer 35

Promintant gastirc pits

Question 36

What do the pyloric glands look like?

Answer 36

Shorter More branches More coils

Question 37

Is there serosa or adventitia in the small intestine?

Answer 37

Serosa

Question 38

Compare the villi in the duodenum and ileum

Answer 38

Tall and slender in duodenum Shorter and broader in ileum

Question 39

Which part of the small intestines contains peyers patches?

Answer 39

Ileum

Question 40

What are lacteals?

Answer 40

specialized lymph capillaries present in ileum White spaces

Question 41

what do bruners glands look like?

Answer 41

Coiled tubular glands Pass though muscularis mucosa

Question 42

What colour are goblets cells seen as?

Answer 42

Dark purple

Question 43

Where do crypts of lieberkuhn extend though in the large intestine?

Answer 43

Majority of mucosa

Question 44

What is the liver surrounded by?

Answer 44

Glisson's capsule

Question 45

What are hepatocyes separated by?

Answer 45

Sinusoids

Question 46

What is the liver organised into?

Answer 46

Hepatic lobules

Question 47

What are the main functional cells of the pancreas?

Answer 47

Parenchyma

Question 48

How can we identify islets of Langerhans cells?

Answer 48

Lighter stain and smaller cells