Stomach anatomy

Question 1

cell and function
Parietal
Chief
Mucus

Answer 1

Parietal: HCl and intrinsic factor
Chief: Pepsinogen I & II
Muscus: mucus layer

Question 2

Endocrine cell and function
G cell
D cell
Enterochromaffin-like
Enterochromaffin

Answer 2

G: gastrin
D: somatostatin
EL: histamine
E: atrial natriuretic peptide & melatonin

Question 3

stomach histology & gland:pit ratio:
Cardia
Body
Antrum

Answer 3

Cardia: mucus & endocrine, R 1:1
(Shallow glands)

Body: parietal, chief & mucus, R4:1
(Long glands)

Antrum: G cell, endocrine and mucus, R1:1
(deep pit, short glands)