Epithelia types Flashcards
oesophagus
stratified squamous non keratinising epithelium
stomach
simple columnar epithelium
gastric pits
mouth
mostly stratified squamous non keratinising epithelium
keratinising parts- gums, hard palate, underside of tongue
upper surface of tongue
stratified squamous keratinising epithelium
lower surface of tongue
stratified squamous non keratinising epithelium
dorsal tongue
stratified squamous keratinising epithelium
ventral tongue
stratified squamous non keratinising epithelium
small intestine
simple columnar
large intestine
simple columnar
rectum
simple columnar
anus proximal end
stratified squamous epithelium
anus distal end
stratified squamous keratinising epithelium
gallbladder
simple columnar
skin
stratified squamous keratinising epithelium
mesothelium
simple squamous epithelium
fallopian tubes
ciliated simple columnar epithelium
endometrium
ciliated simple columnar epithelium
endocervix
simple columnar epithelium
ectocervix
stratified squamous non keratinising epithelium
vagina
stratified squamous non keratinising epithelium
labia majora
stratified squamous keratinising epithelium
rete testis
simple cuboidal epithelium
epididymis
pseudostratified columnar epithelium
stereocilia- non motile but aid absorption
vas deferens
pseudostratified columnar epithelium
ejaculatory duct
simple columnar epithelium
bulbourethral gland
simple columnar epithelium
seminal vesicle
pseudostratified columnar epithelium
oropharynx
stratified squamous non keratinising epithelium
larynx
ciliated pseudostratified columnar epithelium
respiratory epithelium
true vocal cords
stratified squamous non keratinising epithelium
vestibular folds
respiratory epithelium
trachea
pseudostratified ciliated columnar epithelium
respiratory epithelium
bronchi
ciliated pseudostratified columnar epithelium
respiratory epithelium
terminal bronchioles
simple cuboidal ciliated epithelium
respiratory bronchioles
simple cuboidal ciliated epithelium
hard palate
stratified squamous keratinising epithelium
soft palate
stratified squamous non keratinising epithelium
alveoli
simple squamous epithelium
cornea
stratified squamous non keratinising epithelium
proximal convoluted tubule
simple cuboidal epithelium with microvilli
distal convoluted tubule
simple cuboidal epithelium
loop of henle
simple squamous epithelium
collecting ducts
simple cuboidal/columnar epithelium
renal pelvis
urothelium
ureter
urothelium
bladder
urothelium
blood vessels
endothelium
lymphatic vessels
endothelium
epiglottis
stratified squamous non keratinising epithelium
vermiform appendix
simple columnar epithelium
sinusoids
endothelium with kupffer and ito cells interspersed
proximal biliary tree
simple cuboidal epithelium
distal biliary tree
stratified cuboidal epithelium
respiratory epithelium
ciliated pseudostratified columnar epithelium
urothelium
‘transitional epithelium’
umbrella cell layer on surface with tight junctions
pseudostratified polygonal layer beneath
basal layer of cuboidal cells on basement memrbane
olfactory epithelium
pseudostratified columnar epithelium
bipolar neurons with dendritic processes-stereocilia receptors
sustentacular cells provide metabolic and physical support
bowmans glands-secretions
proximal penile/spongy urethra
pseudostratified columnar epithelium
prostatic urethra
urothelium
membranous urethra
pseudostratified columnar epithelium
urothelium without umbrella cells
distal penile/spongy urethra
stratified squamous non keratinising epithelium
proximal female urethra
urothelium
distal female urethra
stratified squamous non keratinising epithelium
sinuses
respiratory epithelium
function of simple squamous epithelium
- allows for diffusion/filtration
- secretion of lubricating substances
function of simple cuboidal epithelium
secretion and absorption
function of simple columnar epithelium
some secretion and absorption, may be ciliated
function of stratified squamous epithelium
abrasion protection
function of urothelium
waterproof and able to stretch/expand
what are chondroblasts?
cells which secrete extracellular matrix of cartilage
what are chondrocytes?
matured chondroblasts which have become trapped in matrix of cartilage
what are the names of the internal and external layers of muscle in the uterus wall?
myometrium (external layer)
endometrium (internal layer)
lip
stratified squamous non keratinising epithelium
where would you expect to find hyaline cartilage?
ribs, nose, larynx (arytenoids, cricoid, thyroid), trachea
where would you expect to find fibro cartilage?
intervertebral discs, joint capsules, ligaments
where would you expect to find elastic cartilage?
external ear, larynx (corniculate, cuniform, epiglottis)
what type of collagen makes up hyaline cartilage?
type 2 collagen
which structures consist of type 1 collagen?
bone, skin, tendons
which structures consist of type 2 collagen?
cartilage
which structures consist of type 3 collagen?
reticular fibres
which structures consist of type 4 collagen?
basal lamina, basement membrane
which structures consist of type 5 collagen?
cell surfaces, hair, placenta
what is the function of fibroblasts?
synthesise collagen and ground substance of extracellular matrix
respiratory segment of nose
respiratory epithelium with concha/turbinates
olfactory segment of nose
olfactory epithelium- roof of nasal cavity