exam 3 - Flashcards

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compact bone

Cortical bone, synonymous with compact bone, is one of the two types of osseous tissue that form bones.

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spongy bone

Cancellous bone, synonymous with trabecular bone or spongy bone, is one of the two types of osseous tissue that form bones.

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diaphysis

shaft of long bone - provides leverage

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epiphysis

head at ends of long bones. provides strength and surface area for joints

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articular cartilage

joint surface where one bone meets another

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epiphyseal plate

hyaline cartilage that separates marrow spaces of epiphysis and diaphysis

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epiphyseal line

replaces epiphyseal plate in adults

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sesmoid bone

form tendons in response to stress

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osteogenic cells

found in endosteum, periosteum, and central cavity

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osteoblast

bone-forming cells

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osteocyte

ostoblasts that are trapped in the matrix

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osteoclasts

destroy or reabsorb bone

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ossification

formation of bones

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trabeculae

netowrk of sheets that once were regions of mesenchyme

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primary ossification center

region of chondrocyte enlargement

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osteoporosis

bone loses matrix and becomes brittle

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anthrology

study of joints

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synarthrodial

immovable joint

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amphiarthrodial

slighty movable joint

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diarthrodial

freely movable joint

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sutures

CT fibers fill in, found in flat bones of skulls

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synaesmosis

bones bound by sheet of fibrous ct

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gomphosis

fibrous joint, articulation between tooth and boney socket

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synchrondrosis

bone united by hyaline cartilage

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symphysis

articular cartilage attached to fibrocartilage disk

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cartilaginous joints

connected by hyaline or fibrocartilage

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locomotion

moves entire body

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manipulation

body parts

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skeletal muscle

moves whole body and body parts

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smooth muscle

wall of internal muscles, blood vessels

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cardiac muscle

heart muscle

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irritability/excitability

responds to stimulus with quick contraction

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extensibility

outside forces stretch muscle

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elasticity

return to normal length after stretching

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myofibrils

thread-like structures in muscle fibers

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sacrolemma

plasma membrane of muscle fiber

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endomysium

CT surrounding muscle fiber; connected to sarcolemma

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fascicles

muslce fiber bundles held by CT sheath called perimysium

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belly

contains fibers and fascicles

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lamallae

sheet or layer in bone matrix

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canaliculi

openings in solid lamellae

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appositional growth

bone growth in diameter

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mycology

study of muscles

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sarcoplasm

cytoplasm of muscle cells

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compact bone	Cortical bone, synonymous with compact bone, is one of the two types of osseous tissue that form bones.
spongy bone	Cancellous bone, synonymous with trabecular bone or spongy bone, is one of the two types of osseous tissue that form bones.
diaphysis	shaft of long bone - provides leverage
epiphysis	head at ends of long bones. provides strength and surface area for joints

Generated by Koofers.com

articular cartilage	joint surface where one bone meets another
epiphyseal plate	hyaline cartilage that separates marrow spaces of epiphysis and diaphysis
epiphyseal line	replaces epiphyseal plate in adults
sesmoid bone	form tendons in response to stress

Generated by Koofers.com

osteogenic cells	found in endosteum, periosteum, and central cavity
osteoblast	bone-forming cells
osteocyte	ostoblasts that are trapped in the matrix
osteoclasts	destroy or reabsorb bone

Generated by Koofers.com

ossification	formation of bones
trabeculae	netowrk of sheets that once were regions of mesenchyme
primary ossification center	region of chondrocyte enlargement
osteoporosis	bone loses matrix and becomes brittle

Generated by Koofers.com

anthrology	study of joints
synarthrodial	immovable joint
amphiarthrodial	slighty movable joint
diarthrodial	freely movable joint

Generated by Koofers.com

sutures	CT fibers fill in, found in flat bones of skulls
synaesmosis	bones bound by sheet of fibrous ct
gomphosis	fibrous joint, articulation between tooth and boney socket
synchrondrosis	bone united by hyaline cartilage

Generated by Koofers.com

symphysis	articular cartilage attached to fibrocartilage disk
cartilaginous joints	connected by hyaline or fibrocartilage
locomotion	moves entire body
manipulation	body parts

Generated by Koofers.com

skeletal muscle	moves whole body and body parts
smooth muscle	wall of internal muscles, blood vessels
cardiac muscle	heart muscle
irritability/excitability	responds to stimulus with quick contraction

Generated by Koofers.com

extensibility	outside forces stretch muscle
elasticity	return to normal length after stretching
myofibrils	thread-like structures in muscle fibers
sacrolemma	plasma membrane of muscle fiber

Generated by Koofers.com

endomysium	CT surrounding muscle fiber; connected to sarcolemma
fascicles	muslce fiber bundles held by CT sheath called perimysium
belly	contains fibers and fascicles
lamallae	sheet or layer in bone matrix

Generated by Koofers.com

canaliculi	openings in solid lamellae
appositional growth	bone growth in diameter
mycology	study of muscles
sarcoplasm	cytoplasm of muscle cells

Generated by Koofers.com

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