Unit 3 Epithelium Types

Digestive system, Urinary system & Reproductive system

oral cavity

non keratinized stratified squamous

oropharynx & laryngopharynx

Non-keratinized stratified squamous

esophagus

Non-keratinized stratified squamous

Stomach (cardia, fundus, body, pylorus)

simple columnar (NO microvilli)

small intestine (duodenum, jejunum, and ileum)

simple columnar WITH microvilli

Large Intestine (Cecum, Ascending Colon, Transverse Colon, Descending Colon, Sigmoid colon)

simple columnar (NO microvilli)

rectum & anus

non keratinized stratified squamous

ureters

transitional epithelium

urinary bladder

transitional epithelium

urethra

transitional epithelium »» (transitions to) non-keratinized stratified squamous (lower region)

proximal convoluted tubule (PCT) and distal convoluted tubule (DCT)

simple cuboidal WITH microvilli

nephron loop

mainly simple cuboidal, BUT the U-turn is lined with simple squamous

ovary

simple cuboidal

fallopian/uterine tubes

ciliated simple columnar

endometrium (innermost wall layer of uterus)

simple columnar

vagina

(non keratinized) stratified squamous