EXSC 440 Exam 1 L

Question 1

Hinge

Answer 1

flexion/extension

Question 2

Pivot

Answer 2

rotation

Question 3

Gliding

Answer 3

plane surfaces

Question 4

Condyloid

Answer 4

flexion/extension
abduction/adduction
circumduction

Question 5

Saddle

Answer 5

flex/ext
abd/add
opposition
circumduction

Question 6

Ball and Socket

Answer 6

flex/ext
abd/add
horiz abd/add
internal/external rotation
circumduction

Question 7

hyaline cartialge

Answer 7

covers diathrodial joints
shape of ear and nose
type 2

Question 8

elastic cartilage

Answer 8

external ear, epiglottis, larynx

elastic fibers

Question 9

Fibrocartilage

Answer 9

menisci
outer covering of intervertebral disks
type 1

Question 10

Ligaments

Answer 10

Bone to bone
parallel elastic and fibrous collagenous fibers

maintain joints in normal range of motion

Question 11

Tendons

Answer 11

muscle to bone

connective tissue

Question 12

Synovial bursa

Answer 12

facilitates movement between adjacent layers in body

Question 13

Sagittal suture

Answer 13

two parietal bones

Question 14

Lambdoid suture

Answer 14

parietal bones

occipital bone

Question 15

Squamosal suture

Answer 15

parietal and temporal bones

Question 16

Temporal bone injury

Answer 16

bones are thinner

artery, can rupture

Question 17

Maxilla contributes to

Answer 17

upper jaw
cheek
nose
orbital cavity

Question 18

Palatine bones

Answer 18

posterior third of hard palate
nasal cavity
orbitals

Question 19

sphenoid bone

Answer 19

bridging bones of cranial and facial bones

Question 20

ethmoid

Answer 20

medial walls of orbit
nasal septum
nasal cavity

Question 21

anterior/frontal suture

Answer 21

between 2 parietal bones and frontal

largest fontanel and last to close at 2 years

Question 22

Posterior/occipital suture

Answer 22

between 2 parietal bones and occipital

2 months after birth

Question 23

anteriorlateral/sphenoidal suture

Answer 23

3 months after birth

Question 24

posterirolateral/mastoid

Answer 24

closes 12 months after birth

Question 25

craniosynostosis

Answer 25

premature fusion of a suture

Question 26

largest fontanel

Answer 26

anterior/frontal

Question 27

similarities between upper and lower extremities

Answer 27

``` large, flat posterior bone unpaired bone smaller paired long bones 8 short bones ball and socket ```

Question 28

Clavicle bone

Answer 28

collar bone shoulder girdle First bone to start ossification (5-6 weeks) Last to finish (25 to 31)

Question 29

makeup of clavicle

Answer 29

spongy, compact, bone, no marrow long bone s curve for resiliency

Question 30

Function of clavicles

Answer 30

moveable structure protects neurovascular bundle transmits shock from upper limb to axial skeleton

Question 31

Elbow joint

Answer 31

hinge joint | flexion and extension

Question 32

Wrist joint

Answer 32

condyoid joint small bones give flexibility carpals glide flexion, extension, deviation, circumduction

Question 33

radiocarpal joints

Answer 33

radiusm TFCCm schaphoid, lunate, triquetrum

Question 34

intercarpal and carpometacarpal

Answer 34

gliding

Question 35

metacarpophalangeal

Answer 35

condyloid Flexion, extension, abduction, adduction, and circumduction

Question 36

interphalangeal

Answer 36

hinge | flexion/extension

Question 37

movements of thumb

Answer 37

Flex/ext = frontal abd/add = sagittal opposition = oblique circumduction

Question 38

Cervical

Answer 38

lordosis/concave

Question 39

Thoracic

Answer 39

kyphosis/convex

Question 40

Lumbar

Answer 40

Lordosis/concave

Question 41

Sacrum and Coccyx

Answer 41

kyphosis/convex

Question 42

Spinous and transverse process

Answer 42

muscle attachment and movement

Question 43

vertebral body

Answer 43

supports body weight

Question 44

lamina, pedicle, vertebral arch

Answer 44

protects spinal cord

Question 45

inferior & superior articular process and facet

Answer 45

restrict movement

Question 46

vertebral foramen

Answer 46

opening for spine/vertebral canal

Question 47

Vertebral notch

Answer 47

opening for spinal ganglia/roots

Question 48

C1/atlas

Answer 48

nodding no body posterior/anterior arch facets are concave, inferior, flat

Question 49

C2/axis

Answer 49

rotation dens w/pivot joint brain stem

Question 50

C3-C7

Answer 50

facets are oblique, almost horizontal articulations: zyga. .., synovial, gliding, symphysis, discs

Question 51

ligamentum flavum

Answer 51

lamina, limits flexion

Question 52

8th to 10th ribs

Answer 52

indirectly attach to sternum via costal cartilage | false ribs

Question 53

11th and 12th ribs

Answer 53

attach to vertebrae | floating

Question 54

Juvenile kyphosis

Answer 54

fracture of vertebral endplate | nucleus pushes into body, forme\s schmorl's nodes

Question 55

valgus/vara in hips

Answer 55

coxa valga is positive, so like a cowboy | coxa vara is inward

Question 56

line, linea, crest

Answer 56

``` line = less prominent ridge linea = narrow ridge crest = prominent border or ridge ```

Question 57

Trochanter, tubercle, tuberosity

Answer 57

``` trochanter = large, blunt process tubercle = small process tuberosity = large, rough process ```