Epithelial and muscle tissue

simple squamous shape

squished, flat nuclei

simple squamous location

lungs, blood vessels, heart

simple squamous function

diffuse gas, smooth lining, secrete serous fluid

simple columnar shape

tall, large nuclei

simple columnar location

stomach, intestines, uterine tubes

simple columnar function

absorption, secretion

simple columnar contains:

goblet cells, cilia (optional)

pseudostratified columnar shape

tall, irregular

pseudostratified columnar location

respiratory passages

pseudostratified columnar function

secrete mucus, move dust out of lungs

pseudostratified columnar contains

cilia, goblet cells (always)

stratified squamous shape

bottom is cuboidal, top is squished

stratified squamous location

skin, oral cavity, esophagus, vagina, anus

stratified squamous functions

resist abrasions, waterloss, and infections

stratified squamous types

keratinized and non-keratinized

keratinized

layers of dead cells w/o nuclei

non-keratinized

all cells have nuclei

transitional epithelium shape

bottom irregular, top cuboidal

transitional epithelium location

bladder, ureter

transitional epithelium function

stretching

transitional epithelium contains

visible lumen (tubing)

myocytes

aka muscle cells

skeletal muscle shape

clear striations perpendicular to fibers, multinucleate cells, cells have clear spacing

cardiac muscle shape

striations parallel to fibers, 1 nucleus per cell, fibers branch out, intercalated discs

intercalated discs

gap junctions connecting 2 cells

smooth muscle shape

no striations, wavy, 1 nucleus per cell

Simple cuboidal shape

cube

Simple cuboidal location

Kidneys, liver

Simple cuboidal function

absorption and secretion