Muscoskeletal System

Question 1

Ligaments

Answer 1

Connect bone to bone

Question 2

Tendons

Answer 2

Connect muscle to bone

Question 3

Spinal column

Answer 3

33 vertebrae, hollow in the middle

Question 4

Cervical spine division

Answer 4

Neck, 7 vertebrae, controls muscles of breathing

Question 5

Thoracic spine division

Answer 5

Thorax, ribs, upper back - 12 vertebrae, attached to ribs

Question 6

Lumbar spine division

Answer 6

Lower back - 5 vertebrae, not supported by other parts of skeleton

Question 7

Sacral spine division

Answer 7

Back wall of pelvis - 5 vertebrae

Question 8

Coccyx spine division

Answer 8

Tailbone - 4 vertebrae

Question 9

Thorax

Answer 9

Chest, bones of thorax forms thoracic cavity

Question 10

Thoracic cavity

Answer 10

Contains heart, lungs, major blood vessels, 12 pairs of ribs attached to to 12 vertebrae (2 of these ribs are ‘floating’)

Question 11

Sternum

Answer 11

Manubrium (superior), body (center, xiphoid process (inferior tip)

Question 12

Pelvis

Answer 12

Ilium - superior bone containing iliac crest (wide, bony wing felt at waist)
Ischium - inferior, posterior
Hip joint - acetabulum (ball socket) & ball

Question 13

Femur

Answer 13

Large thigh bone, largest long bone

Question 14

Patella

Answer 14

Kneecap, anterior to knee joint

Question 15

Tibia (shinbone)

Answer 15

Medial and larger bone of lower leg

Question 16

Fibula

Answer 16

Lateral and smaller bone of lower leg

Question 17

Malleoli

Answer 17

Protrusions on the ankles

Question 18

Ankle & below bones

Answer 18

Ankle bones called tarsals
Feet bones called metatarsals
Heel bone called calcaneus
Toe bones called phalanges

Question 19

Shoulder bones

Answer 19

Clavicle (collarbone), scapula (shoulder blade), acromion process of scapula is highest portion of shoulder - forms acromioclavicular joint with clavicle

Question 20

Upper arm/ forearm bones

Answer 20

Humerus - bone between shoulder and elbow
Radius(lateral bone) / ulna(medial bone) - two bones between elbow and hand

Question 21

Wrist & below bones

Answer 21

Wrist - carpals
Hand - metacarpals
Finger - phalanges

Question 22

Voluntary muscle (skeletal muscle)

Answer 22

Under conscious control via nervous system

Question 23

Involuntary muscle (smooth muscle)

Answer 23

Respond automatically, no conscious thought
Found in gastrointestinal system, lungs, blood vessels, and urinary system

Question 24

Cardiac muscle

Answer 24

Specialized form of involuntary muscle found in heart, extremely sensitive to decreased oxygen/blood supply

Question 25

Automaticity

Answer 25

Property of the heart where it can produce electrical impulses on its own (form heartbeat)

Question 26

Cranium bones

Answer 26

Two Parietal, two temporal, occipital, frontal, sphenoid, ethmoid