practical 3

volkmann canal

volkmann canal

haversian canal

interstitial lamellae

lacunae

canaliculi

skull cap

osteoblasts

osteoblast

osteocytes

osteoclast

trabeculae

epiphysis

diaphysis

periosteum

epiphyseal plate

primary ossification

primary ossification

secondary ossification

proliferation zone

hypertrophy zone

calcification zone

zone of ossification

marrow cavity

spongy bone

periosteum

red blood cells 45%-50%

platelets

neutrophils 55%-65%

eosinophils 1%-3%

basophil <.5%

small lymphocyte 20%-25%

large lymphocyte

monocyte 3%-8%

monocyte

peripheral nerve

epineurium

perineurium

endoneurium

wavy structures

nerve fibers

light blue material at he center of each nerve fiber

axon

glial cells with large, round nuclei.

schwann cells

junction btwn adjacent schwann cells surrounding axons

node of ranvier

elongated nuclei located in the endoneurium

fibroblast

non-myelinated and myelinated axons of different diameters seen in cross section

nerve fibers

bundle of nerve fibers surrounded by a perineurium.

nerve fascicles

green arrows

incisures of scmidt-lantermann

nissl bodies

Glial cell

dendrite

axon

this whole structure

motor neuron

within dermal papillae

meissners corpulsce

projections of ct into stratified squamous keratinized epithelium

dermal papillae

onion like structure

pacinian corpuscle

butterfly shaped region that contain nerve cell bodies and supporting glial cells

Gray matter

surrounding the gray matter and contains ascending and descending axons and glial cells

white matter

small round hole in center of the spinal cord that contains csf. lined with simple cuboidal

central canal

upper wings of gray matter that receive sensory input from peripheral nerves.

dorsal horns

lower wing of gray matter contain cell bodies of motor neurons

ventral horns

dark blue cells

ependyma

neurons with pyramidal shape in cortex

pyramidal neurons

neurons found btwn 2 layers on the cerebellum

purkinje cells

skeletal muscle

skeletal muscle

capillary

satellite cells

endomysium

smooth muscle

smooth muscle

circular layer

longitudinal layer