unlabeled anatomy figures lesson 2

transmits electrical signals to control parts of the body

axon

dendrites

neuron processes

cell body

neuron processes

cell body of a neuron

branching cells; extent from the nucleus containing cell body

nervous tissue

brain, spinal cord, and nerves

muscle: smooth

propels substances or objects

spindle shaped cells with central nuclei

walls of hollow organs

propels blood into the circulation

muscle: cardiac

branching; one nuclei cells

the walls of the heart

muscle:skeletal

voluntary movement; facial expressions

long cylindrical multi nucleus cells

part of muscle fiber

in skeletal muscles; attached to bones

transport of respiratory gases, nutrients, wastes

red and white blood cells in a fluid matrix

connective tissue: blood

blood vessels

red blood cells

neutrophil

bone supports and protects; stores calcium

hard calcified matrix containing collagen fibers

connective tissue: bone

Bones

intervertebral discs

chondrocytes in lacunae

tensile strength with the ability to absorb shock

less firm then hyaline cartilage; thick collagen fibers

Cartilage: fibrocartilage

intervertebral discs; discs of knee joings

external ear

chondrocyte in lacuna

maintains shape while allowing flexibility

more elastic than hylaine cartilage

cartilage: elastic

costal cartilages

chondrocyte in lacuna

supports and reinforces; resists compressive stress

firm matrix collagen fibers

cartilage:hylaine

covers the end of long bones; in joint cavities; nose

heart

aorta

allows recoil of tissue; aids passive recoil of lungs

dense regular connective tissue

connective tissue proper: dense connective tissue, elastic

walls of large arteries; vertebral column

fibrous joint capsule

able to withstand tension exerted in many directions

irregularly arranged collagen fibers; some elastic

connective tissue proper: dense connective tissue, dense irregular

capsule of organs and joints; dermis of the skin

tendon

ligament

shoulder joint

attaches muscles to bones or to muscles; attaches bones to bones

connective tissue proper: dense connective tissue, dense regular

parallel collagen fibers; a few elastic fibers

tendons, most ligaments

fibers form a soft internal skeleton that supports other cell types

network of reticular fibers in loose ground substance

connective tissue proper:loose connective tissue, reticular

lymphoid organs, bone marrow

provides reserve fuel; insulates against heat loss

closely packed fat cells

connective tissue proper: loose connective tissue, adipose

under the skin; around kidneys and eyeballs

epithelium

under epithelia of body; forms lamina, capillaries

wraps and cushions organs; holds and conveys tissue fluid

connective tissue proper: loose connective tissue, aeolar

lamina propria

mesenchymal cell

embryonic connective tissue:mesenchyme

gives rise to all other connective tissue types

gel like substance containing fibers

in embryo

reticular fiber

elastic fiber

collagen fiber

fibers

ground substance

extracellualr matrix

neutrophil

mast cell

fat cell

Lymphocyte

fibroblast

macrophage

transitional epithelium