Chapter 7

Front 1

comprise of 80 bones and the central supporting axis of body. Includes skull, rib cage, and vertebral column.

Back 1

axial skeleton

Front 2

comprise of 126 bones and makes up the bones of the limbs, pelvic and shoulder area.

Back 2

appendicular skeleton

Front 3

projections that allow for muscle attachment, and depression or passages for nerves and blood vessels.

Back 3

articulations

Front 4

consist of the skull, ear, hyoid bone, vertebral column, thoracic cage.

Back 4

axial skeleton

Front 5

consist of the pectoral girdle, upper and lower limbs, pelvic girdle.

Back 5

appendicular skeleton

Front 6

bony structure housing the brain.

Back 6

cranium

Front 7

2 bones and joined at the top of head to form top and sides of the cranial cavity.

Back 7

parietal bone

Front 8

1 bone and forms the rear of the skull

Back 8

occipital bone

Front 9

2 bones that form the sides of cranium, part of the cranial floor; also contain the structures of inner and middle ear.

Back 9

temporal bones

Front 10

mastoid process

Back 10

prominent lump behind the ear

Front 11

1 bone that is the key part of the cranial floor as well as the floor and side walls of orbits.

Back 11

sphenoid bone

Front 12

1 bone contributes to the wall of orbits, roof of walls of nasal cavity and nasal septum.

Back 12

ethmoid bone

Front 13

houses the pituitary gland

Back 13

sella turcia

Front 14

anterior to the shepard bone

Back 14

ethmoid bone

Front 15

forms part of the nasal cavity

Back 15

cribriform plate

Front 16

immovable joints

Back 16

sutures

Front 17

joint between the parietal bones and frontal bone

Back 17

coronal suture

Front 18

line of articulation between the parietal bones and occipital bone.

Back 18

lambdoidal suture

Front 19

along the top edge of the temporal bone.

Back 19

squamous suture

Front 20

joint between right and left parietal bone

Back 20

sagittal bone

Front 21

support teeth, provide an attachment point for muscles used for chewing or facial expression

Back 21

facial bones

Front 22

2 bones form the upper jaw and is the foundation of the face

Back 22

maxillae

Front 23

2 bones shape the cheeks and form outer edge of the orbit

Back 23

zygomatic bones

Front 24

1 bone that is the largest and the strongest bone of the face, articulates with the temporomandibular joint making the only facial bone that can move

Back 24

mandible

Front 25

2 bones that are thin and are part of side walls of the orbit

Back 25

lacrimal bones

Front 26

2 bones rectangular in shape and for the bridge of the nose, the rest shaped by cartilage.

Back 26

nasal bones

Front 27

2 bones the conchae bone contribute to the nasal cavity

Back 27

inferior nasal conchae

Front 28

small bone that forms the inferior half of the nasal septum

Back 28

vomer

Front 29

2 bones form posterior portion of the hard palate, part of wall of the nasal cavity and part of the floor of the orbit.

Back 29

palatine bones

Front 30

3 bones of the middle ear malleus, stirrup and the incus are known as.

Back 30

auditory ossicles

Front 31

malleus

Back 31

hammer

Front 32

incus

Back 32

anvil

Front 33

stapes

Back 33

stirrup

Front 34

u shaped bone that sits between the chin and larynx. the only bone that dosent articulate with another bone.

Back 34

hyoid bone

Front 35

fractured hyoid bone is a sign of

Back 35

strangulation

Front 36

bones that are filled with are, lighten the skull and act as resonators for sound production. known as the paranasal sinuses

Back 36

sphenoid sinuse

frontal sinus

ethmoid sinus

maxillary sinus

Front 37

how are infant skulls different from an adult skull

Back 37

suture lines in skull are not yet fused and the infant skull contains fontanels.

Front 38

the largest fontanels

Back 38

anterior fontanels

Front 39

the smallest fontanls

Back 39

posrterior (occipital) fontanel

Front 40

suture lines that abnormally wide is known as

Back 40

hydrocephalus

Front 41

infants skull attains half its adult size at 9 months. reaches final size by 8 or 9 years of age

Front 42

flexible structure that consist of 33 vertebrae. holds the head and torso upright and serves as attachment point of legs also encases spinal cord.

Back 42

vertebral column

Front 43

five sections of the vertebral column

Back 43

cervical(7)

thoracic(12)

lumbar(5)

sacrum(5 fused)

coccyx(4 fused)

Front 44

lateral curvature of the spine

Back 44

scoliosis

Front 45

exaggerated thoracic curvature known as being hunchback

Back 45

khyposis

Front 46

exaggerated curvature of lumbar known as swayback

Back 46

lordosis

Front 47

opening that allows for the passage of the spinal cord

Back 47

vertebral foreman

Front 48

weight bearing portion of the vertebra

Back 48

body

Front 49

bumps you feel when you run your hand down the spine

Back 49

spinous process

Front 50

extended from each side of the vertebrae. serve as attachment for muscle and ligaments

Back 50

transverse process

Front 51

in between each vertebra, designes to support weight and absorb shock

Back 51

intervertebral disc

Front 52

gel-like core

Back 52

nucleus pulposus

Front 53

ring of tough fibrocartilage

Back 53

annulus fibrosus

Front 54

when the nucleus pulposus ooze out the center of the disc and presses on the spinal cord or a spinal nerve is

Back 54

herniated disc

Front 55

when both the laminae and spinal process are removed

Back 55

laminectomy

Front 56

first cervical(c1) and is used to support the skull. has no body but allows the head to move back and forth. when sayin yes

Back 56

atlas

Front 57

second cervical(c2) has a projection called dens or odontoid process and allows the head to swivel from side to side. when saying no

Back 57

axis

Front 58

holds the dens in place

Back 58

transverse ligament

Front 59

what can happen if there is a hard blow to the head that drive the dens through the foramen magnum and into the brainstem

Back 59

sudden death

Front 60

The thoracic cavity consist of

Back 60

thoracic vertebrae, the strernum and the ribs

Front 61

what 3 regions are in the strenum

Back 61

manubrium, body and xiphoid process

Front 62

broadest portion of the strernum

Back 62

manubrium

Front 63

located at the top of the manubrium between the 2 clavicles and is easily palpated.

Back 63

superasternal notch

Front 64

longest portion, joins the manubrium at the sternal angle. also the location of the second rib.

Back 64

xiphoid process

Front 65

ribs 1-7 are known as

Back 65

true ribs

Front 66

attaches the sternum by a strip of hyaline cartilage

Back 66

coastal cartilage

Front 67

8,9,10 attach to the cartilage of rib 7 these ribs as well as ribs 11,12 are known as

Back 67

false ribs

Front 68

don't attach to any part of the anterior thoracic cage 11 and 12th rib

Back 68

floating ribs

Front 69

lower edges of the thoracic cage are known as the

Back 69

coastal margins

Front 70

two coastal margins that meet at the xiphoid process are known as

Back 70

coastal angle

Front 71

articulates with the scapula but helps support the shoulder

Back 71

clavicle

Front 72

most commonly broken bone in the body

Back 72

clavicle

Front 73

the long bone of the upper arm

Back 73

humerus

Front 74

the head, olecranon fossa and the olecranon process are parts of the

Back 74

humerus

Front 75

bony bumps that can be felt at the wrist are known as the

Back 75

styloid process of the radius and ulna

Front 76

a part of the lower arm and is located on the same side of the thumb

Back 76

radius

Front 77

the head of the radius that is an distinctive disc which rotates on the humerus when the palm is turned forward and back is the

Back 77

proximal head

Front 78

where the bicep muscle attaches to the bone

Back 78

radial tuberosity

Front 79

the lower part of arm and is longer then the radius

Back 79

ulna

Front 80

wrist, palm and fingers are part of the

Back 80

hand

Front 81

fingers are formed by bones called

Back 81

phalanges

Front 82

carpal bones of wrist articulate with 5 metacarpal bones are

Back 82

scaphoid, lunate, triquetrum, pisiform, trapezium, capitate and hamate

'' stop letting those people touch the cadavers hand''

Front 83

each of the two long bones of hip is

Back 83

os coxae

Front 84

foundation of the pelvis is

Back 84

pelvic gridle

Front 85

large flaring section you can feel under the skin is

Back 85

llium

Front 86

lower posterior portion

Back 86

ischium

Front 87

anterior portion that joins with the other pubis at the symphysis pubis

Back 87

pubis

Front 88

posteriorly each os coxae articulates with the sacrum is the

Back 88

sacroiliac joint

Front 89

upper outer edge of the ilium

Back 89

iliac crest

Front 90

combination of the os coxae and the scrum is kown as the

Back 90

pelvis

Front 91

frequent site for fractures in the femur is the

Back 91

neck

Front 92

a rounded contour of the acetabulum in the femur is the

Back 92

head

Front 93

provides attachment points for hip muscles

Back 93

greater trochanter

Front 94

widest points of the femur at the knee is

Back 94

medial and lateral epicondyle

Front 95

triangular sesamoid bone embedded in the tendon of the knee is the

Back 95

patella

Front 96

resides alongside the tibia and helps stabilize the ankle is the

Back 96

fibula

Front 97

the only bone that bears weight and one of the bones in the lower leg

Back 97

tibia

Front 98

the distal end of the fibula is

Back 98

lateral malleous

Front 99

the bony knob you can palpate on inner ankle is

Back 99

medial malleolus

Front 100

great toe is known as the

Back 100

hallux

Front 101

the largest tarsal bone is known as the

Back 101

calcaneus