Epithelial

Muscle

Connective

Glandular

Nervous

found b/w epithelium and underlying connective tissue

cant be seen in light microscope

simple squamous

simple columnar

simple cuboidal

pseudo stratified columnar

stratified squamous

stratified cuboidal

straified columnar

transitional

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found in:

alveolar sacs, lining of blood vessels, capillaries

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lines kindey tubules and ducts of some glands

absorption, secretion, and re-absorption

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lines GI tract: intestines and colon

has goblet cells

secretion and absorption

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apical fingerlike projections

increase surface area

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protection

keratinized - forms epidermis

non-keratinized - mouth, esophagus, vagina

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found in trachea and bronchi

nucleus appears layered but isn't

goblet cells

not all cells reach free surface

all originate at basement membrane

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cells on top layer are called "dome cells"

lines renal pelvis, ureter, urinary bladder

stretching and recoiling

glandular epithelium

(pancreatic tissue)

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endocrine and digestive function

islet of langerhan - secrete insulin and glucagon

acinar cells - secrete digestive enzymes

binds, supports, and protects organs to form framework of body

classified as:

loose: areolar and adipose

dense: bone, ligaments, tendons

Specialized: bone, cartilage

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cushions organs, stores fat and insulates

found: eyesockets, breasts, hips, thighs, surrounding major organs

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found in tendons and ligaments

composed of collagen fibers

purple dots are nuclei of fibroblasts

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haversian canal - contains blood vessels and nerves

lamelle - calcified bone arranged in concectric circles

lacunae - contain osteoctyes