Epithelial tissues can be tricky to keep straight! Here’s a mnemonic device to help you remember the different types, their locations, and functions:
SITE – BOBBSSTU
| Epithelium | Mnemonic: | Location | Mnemonic: | Function |
|---|---|---|---|---|
| Site | Function | |||
| Simple | B | Blood vessels | D | Diffusion |
| squamous | A | Alveoli of | E | Excretion |
| B | lungs | |||
| L | A | Absorption | ||
| Loop of Henle | ||||
| L | F | Filtration | ||
| of the kidney | ||||
| L | Lymphatic vessels Lining of serous membranes | |||
| Simple cuboidal | O | Ovaries | S | Secretion |
| O | K | Kidneys | E | Excretion |
| P(lease) | Pancreas | A | Absorption | |
| D(on’t) | Ducts of the salivary glands | |||
| Simple columnar | B | Bronchi | P | Protection |
| B | U | Uterus | A | Absorption |
| U | Uterine tube | L | Lubrication Secretion | |
|---|---|---|---|---|
| S | Stomach | S | ||
| I | Intestine | |||
| G | Gall bladder |
| S | ||||
|---|---|---|---|---|
| I | Intestine | |||
| G | Gall bladder | |||
| Pseudo stratified | B | Bronchi | R.o.b. f(irst) | Removal of |
| columnar | b(ank) | bacteria & | ||
| T | Trachea | |||
| (respiratory | foreign bodies | |||
| T.i.m | ||||
| epithelium) | P | Pharynx | trapped in | |
| Produced by | mucus produced | |||
| B | L | Larynx | goblet cells | by goblet cells |
| N | Nasal cavity (Peculiar to the airways) | |||
| Stratified | S(k) | Skin | Paa | Protection |
| squamous | against abrasion | |||
| A | Anus | |||
| S | L(i) | Lips | ||
| B | Buccal cavity | |||
| O | Oesophagus |
The table above summarises the distribution of Epithelial tissues in different organs of the body.
