A&p Unit 2

Front 1

Periosteum

Back 1

Layer containing the external surface of a bone, a dense connective tissue

Front 2

Trabeculae

Back 2

Small struts in bone

Front 3

Hemopoiesis/ hemetopoiesis

Back 3

Process of blood cell formation

Front 4

Spongy (cancellous) bone

Back 4

Makes up epiphyses, formed by networks of trabeculae

Front 5

Epiphysis

Back 5

Expanded end of bone covered by articular cartilage

Front 6

Endosteum

Back 6

Lines spaces, cavities

Front 7

Medullary cavity

Back 7

Hollow chamber in diaphysis; contains marrow

Front 8

Diaphysis

Back 8

Bone shaft

Front 9

Compact bone

Back 9

Wall of diaphysis; composed of osteons

Front 10

Bone matrix

Back 10

Contains calcium and collagen fibers

Front 11

Canaliculus

Back 11

Small tunnel in bone for osteocyte process

Front 12

Lacunae

Back 12

Chambers/spaces that contain osteocytes

Front 13

Lamellae

Back 13

Layers of matrix around a central canal

Front 14

Interstitial lamellae

Back 14

Fill in spaces between osteons

Front 15

Circumferential lamellae

Back 15

Go all the way around the bone

Front 16

Organic/ protein portion

Back 16

The component of bone matrix that is changed by heat: collagen

Front 17

Coronal suture

Back 17

Joint between the frontal and parietal bones

Front 18

Squamous suture

Back 18

Joint between the temporal and parietal bones

Front 19

Perpendicular plate

Back 19

The top half of the nasal septum

Front 20

Lambdoid suture

Back 20

Joint between the occipital and parietal bones

Front 21

Temporal bone

Back 21

Bone that surrounds the ear

Front 22

Mandibular condyle

Back 22

Rounded surface involved in temperomandibular joint

Front 23

Coronoid process (skull)

Back 23

Process for attachment of chewing muscles

Front 24

Palantine process (skull)

Back 24

Anterior portion of hard palate

Front 25

Mandibular fossa

Back 25

Depression for the condyle of the temperomandibular joint

Front 26

Occipital condyle

Back 26

Rounded area for articulation with the atlas

Front 27

Cribriform plate

Back 27

Horizontally thin section of a bone at the roof of the nasal cavity; below the crista galli

Front 28

Sphenoid bone

Back 28

Bat or owl shaped bone that makes up the floor of the middle cranial fossa

Front 29

Lacrimal bone

Back 29

Bone that surrounds the tear drainage duct

Front 30

Vertebral arch

Back 30

"Sides" of the vertebra, formed by fusion of the pedicle and lamina

Front 31

Pedicle

Back 31

Anterior portion of vertebral arch between body & transverse process

Front 32

Lamina

Back 32

Posterior portion of vertebral arch between spinous & transverse processes

Front 33

Glenoid cavity

Back 33

Located on the scapula

Front 34

Olecranon process

Back 34

Located on the ulna

Front 35

Styloid process locations

Back 35

Found on both the ulna and radius

Front 36

Scaphoid

Back 36

One of the carpal bones

Front 37

Lateral malleolus

Back 37

Located on fibula

Front 38

Coronoid fossa location

Back 38

Found on hunerous

Front 39

Medial malleolus

Back 39

Located on tibia

Front 40

Primary curvatures

Back 40

Thoracic, sacral

Front 41

Intramembranous bones

Back 41

Develop from thin layers of connective tissue

Front 42

Endrochondral bone

Back 42

Form from hyaline cartilage

Front 43

Substances stored in bone

Back 43

Calcium and phosphorus

Front 44

Pectoral girdle

Back 44

Clavicle and scapula

Front 45

Fibrous joints

Back 45

Held together by dense connective tissue, may ossify: syndesmosis, suture, gomphosis (no movement)

Front 46

Syndesmosis

Back 46

Bound together by sheet of dense connective tissue, amphiarthrotic

Front 47

Synarthrotic

Back 47

Immovable

Front 48

Cartilaginous joints

Back 48

Connected by hyaline cartilage: synchondrosis, symphysis

Front 49

Cartilaginous joints

Back 49

Connected by hyaline cartilage: synchondrosis, symphysis (slight movement)

Front 50

Synovial joints

Back 50

Most joints, diarthrotic (freely movable): ball-and-socket, condylar, plane, hinge, pivot, saddle

Front 51

Articular cartilage

Back 51

Covers end of each bone

Front 52

Menisci

Back 52

Attached to joint capsule, cushion articulating surfaces & help distribute body weight

Front 53

Condylar joint

Back 53

Oval fits into oval cavity, 2 planes of movement: between metacarpals and phalanges

Front 54

Plane/Gliding joint

Back 54

Nonaxial movement, two flat surfaces: wrist and ankle joints, ribs to sternum, between femur & patella, sacroiliac joint

Front 55

Hinge joint

Back 55

Convex into concave, 1 plane of movement: elbow, phalanges, knee

Front 56

Knee joint articulations

Back 56

Femur & patella, tibia & femur

Front 57

Flexion

Back 57

Decreases angle, closer to body

Front 58

Dorsiflexion

Back 58

Ankle toward the shin

Front 59

Supination

Back 59

Palms facing up

Front 60

Pronation

Back 60

Palms facing down

Front 61

Protraction

Back 61

Head pushed forward

Front 62

Retraction

Back 62

Head pushed backward

Front 63

Elevation

Back 63

Looking up

Front 64

Depression

Back 64

Looking down

Front 65

Fontanels

Back 65

Allow the fetal skull to change shape during birth