Skeleton

Question 1

What is part of the axial skeleton

Answer 1

Skull, vertebral column, thoracic cage

Question 2

What do cranial bones do

Answer 2

Enclose brain, head, neck muscles

Question 3

What is the hole for passage of spinal cord and where does it articulate

Answer 3

Foramen Magnum
articulate with 1st vertebra via occipital condyles

Question 4

What are the 3 regions of the temporal bone

Answer 4

Squamous, petrous, tympanic

Question 5

What are the 3 parts of sphenoid bone

Answer 5

Lesser wings, greater wings, pterygoid processes

Question 6

What is the deepest skull bone

Answer 6

Ethmoid bone

Question 7

What is the only freely movable skull joint

Answer 7

temporomandibular joint

Question 8

What does the alveolar processes do

Answer 8

Holds upper teeth

Question 9

What does the pterion suture hold?

Answer 9

frontal, parietal, temporal, sphenoid bones

Question 10

What is the nucleus pulposus for? What surrounds it?

Answer 10

Inner gel-like nucleus that gives intervertebral discs its elasticity & compressibility

Annulus fibrosus: collage & fibrocartilage

Question 11

How many bones are in each part of the vertebral column

Answer 11

Cervical: 7
Thoracic: 12
Lumbar: 5
Sacrum: 5 fused
Coccyx: 3-5 fused

Question 12

What are the curvatures of vertebral column

Answer 12

2 convex (primary) thoracic, sacrum
2 concave (secondary) cervical, lumbar

Question 13

What is C1 and C2 and what is it used for

Answer 13

C1: atlas; holding our head (helps nod)
C2: Axis; helps with shaking head no (atlas rotation)

Question 14

What is part of the sternum ? Where does each articulate?

Answer 14

Manubrium (ribs 1-2), Sternal body (ribs 2-7), xiphoid process

Question 15

Where are the True, False, and floating ribs

Answer 15

True: 1-7
False: 8-10 (attach to 7)
Floating: 11-12 (no attachment)

Question 16

What part is the most medial of the clavicle? most lateral?

Answer 16

Medial: sternal end
Lateral: Acromial end

Question 17

What articulates in the glenoid cavity

Answer 17

humerus

Question 18

What is the lateral tubercle of the humerus? medial?

Answer 18

Lateral: greater tubercle
Medial: lesser tubercle

Question 19

Which finger is metacarpus 1

Answer 19

thumb

Question 20

Where is the radius and ulna

Answer 20

radius: lateral
ulna: medial

Question 21

What carpus bone can you not see in the posterior side?

Answer 21

Pisiform

Question 22

Which bone contributes to wrist joints

Answer 22

radius

Question 23

Which bone articulates with capitulum of humerus?

Answer 23

radius

Question 24

which bone articulates with the trochlea of humerus

Answer 24

ulna

Question 25

What bone is point of contact when seated

Answer 25

Ischial tuberosity

Question 26

Where is the false & true pelvis in relation to the pelvic brim (inlet)?

Answer 26

False: superior to pelvic brim True: inferior to pelvic brim

Question 27

Compare the pelvis in male & female

Answer 27

Male is narrow and longer Female is wider and shorter

Question 28

What is the largest and strongest bone in body

Answer 28

femur

Question 29

Which bone in the leg is not weight bearing and does not articulate with femur

Answer 29

Fibula

Question 30

Which toe is metatarsal 1

Answer 30

big toe (most medial)

Question 31

Which bone has no middle phalanx

Answer 31

Hallux 1, pollex

Question 32

What bones are part of the following arch: 1. Transverse arch 2. Medial longitudinal arch 3. Lateral longitudinal arch

Answer 32

1. posterior metatarsals & anterior tarsals 2. Calcaneus, talus, navicular, 3 cuneiforms, metatarsals 1-3 3. Calcaneus, cuboid, metatarsal 4-5

Question 33

What bones consists of pelvic girdle (2 coxal bones + 3 fused bones)

Answer 33

Sacrum, Coccyx Illium, pubis, ischium

Question 34

Which forearm bone does not attach to wrist

Answer 34

ulna