A&P Tissues (Identification Practice)

simple squamous epithelium

single layer of thin, flat cells

simple squamous epithelium

found in the lungs, blood and lymph vessels, body cavities

simple squamous epithelium

allows for easy exchange of substances, secretes lubricating substances

simple squamous epithelium

simple squamous epithelium

simple squamous epithelium

simple cuboidal epithelium

single layer, cube-shaped cells, central nucleus

simple cuboidal epithelium

outer ovaries, lining kidneys, glands

simple cuboidal epithelium

secretion, absorption

simple cuboidal epithelium

simple cuboidal epithelium

simple cuboidal epithelium

simple columnar epithelium

single layer, tall column-shaped, basement membrane nucleus, can be ciliated/non-ciliated

simple columnar epithelium

fallopian tubes, stomach, intestines

simple columnar epithelium

secretes digestive juices, absorbs nutrients

simple columnar epithelium

simple columnar epithelium

simple columnar epithelium

pseudostratified columnar epithelium

appeared layer, but are NOT; sometimes: cilia, goblet cells

pseudostratified columnar epithelium

respiratory tract

pseudostratified columnar epithelium

protection (sweep away debris), secretion

pseudostratified columnar epithelium

pseudostratified columnar epithelium

pseudostratified columnar epithelium

stratified squamous epithelium

multi-layer epithelium, mitosis pushes flattened old cells to the surface, sometimes keratinized

stratified squamous epithelium

outer skin, mouth, throat, vaginal/anal canal

stratified squamous epithelium

protection (from external chemicals, bacteria, abrasions), barrier from water escapage

stratified squamous epithelium

stratified squamous epithelium

stratified squamous epithelium

stratified cuboidal epithelium

2-3 layers of cube shaped cells

stratified cuboidal epithelium

largest ducts: mammary, sweat, saliva, and pancreas

stratified cuboidal epithelium

protection and secretion

stratified cuboidal epithelium

stratified cuboidal epithelium

stratified cuboidal epithelium

stratified columnar epithelium

several layers where the top cells are elongated and the bottom cells are cuboidal

stratified columnar epithelium

male urethra, vas deferens, pharynx

stratified columnar epithelium

protection and secretion

stratified columnar epithelium

stratified columnar epithelium

stratified columnar epithelium

transitional epithelium

change from columnar to squamous

transitional epithelium

bladder, ureter, urethra

transitional epithelium

expansion

transitional epithelium

transitional epithelium

transitional epithelium

fibroblast

most common cartilage cell tpe, fixed, star-shaped, produces fibers in the matrix

fibroblast

macrophage

specializes in phagocytosis, WBC

macrophage

mast cells

large, located near blood vessels, release heparine and histamine

mast cells

loose connective tissue

very vascular, lots of space for blood vessels

loose connective tissue

forms delicate, thin membranes throughout the body

loose connective tissue

acts as a cushion for the tissue on top

loose connective tissue

commonly found underneath the skin

loose connective tissue

loose connective tissue

adipose tissue

specialized connective tissue that stores fat

adipose tissue

supports and protects organs, insulates against heat loss, provides reserve fuel supply

adipose tissue

beneath the skin, around joints, padding kidneys (other internal organs), abdominal membranes

adipose tissue

adipose tissue

dense regular connective tissue

consists of thick, densely packed collagen fibers, very strong, lacks a good blood supply

dense regular connective tissue

allows tissue to withstanding pulling forces in ONE direction

dense regular connective tissue

tendons and ligaments

dense regular connective tissue

dense regular connective tissue

dense regular connective tissue

dense irregular connective tissue

irregular, somewhat disorderly, dense weave of thick collagen fibers, very strong

dense irregular connective tissue

binds tissues to form organs, allows for pulling in many directions

dense irregular connective tissue

muscles, walls of large tubular structures (digestive tract), glandular tissue

hyaline cartilage

most abundant cartilage, made of abundant fine collagen (white) fibers

hyaline cartilage

supports and reinforces, cushions

hyaline cartilage

end of bones, nose

hyaline cartilage

hyaline cartilage

hyaline cartilage

elastic cartilage

made of elastic fibers, therefore flexible

elastic cartilage

flexible

elastic cartilage

external ear, epiglottis, parts of the larynx

elastic cartilage

elastic cartilage

fibrocartilage

made of collagen fibers, toughest of the 3 cartilages

fibrocartilage

shock absorption for structures subject to pressure

fibrocartilage

intervertebral discs, knees (meniscus), pelvic girdle

fibrocartilage

fibrocartilage

fibrocartilage

bone

made of osteocytes, most rigid connective tissue, highly vascularized

bone

internally supports and protects the body, point of attachment for muscles, blood cell formation

bone

bone

blood

made of RBCs, WBCs, and platelets, suspended in plasma

blood

transports oxygen, waste, WBCs, bodyś self repair mechanism, regulates pH

blood

blood

smooth muscle

spindle o teardrop shaped cells, non-striated, mononucleated