Intro to Musculoskeletal system

Question 1

BONE FUNCTIONS

Answer 1

SUPPORT
PROTECTION
LOCOMOTION
STORAGE: calcium & phosphorous,
STORAGE: triglycerides in yellow marrow
HAEMATOPOEISIS -

Question 2

State the 5 types of bones in humans & examples

Answer 2

LONG - femur
SHORT - carpals/tarsals
FLAT -scapula
IRREGULAR - vertebrae
SESAMOID - knee cap

Question 3

State the 3 regions of bone

Answer 3

Proximal epiphysis
Diaphysis
Distal epiphysis

Question 4

State the 2 divisions of the skeleton

Answer 4

AXIAL

APPENDICULAR

Question 5

State the vertebrae

Answer 5

C1-7
T1-12
L1-5
S1-5

Question 6

Muscles usually exist in pairs as an ____ and a _____

Answer 6

EXTENSOR, FLEXOR

Question 7

State the 3 types of joints

Answer 7

FIBROUS
CARTILAGINOUS
SYNOVIAL

Question 8

State 6 types of synovial joints & examples

Answer 8

HINGE - knee
BALL & SOCKET - hip
PIVOT - neck
SADDLE - carpometacarpal joint
CONDYLOID - metacarpophalangeal joints
GLIDING - intercarpal joint

Question 9

SKELETAL MUSCLE location

Answer 9

attached to bone

Question 10

CARDIAC muscle location

Answer 10

heart walls

Question 11

SMOOTH muscle location

Answer 11

walls of hollow visceral organs

Question 12

FIBROUS joints

Answer 12

fibrous connective tissue

SUTURE (skull)

Question 13

CARTILAGENOUS joints types

Answer 13

SYNCHRONDROSES or SYMPHYSIS

Question 14

Describe SYNCHRONDROSES joints

Answer 14

IMMOVEABLE & united by hyaline cartilage

e.g. unites sternum & rib

Question 15

Describe SYMPHYSES

Answer 15

Slightly moveable & linked by FIBROCARTILAGE discs

e.g. vertebrae

Question 16

Describe SYNOVIAL joints

Answer 16

2 bones covered by articular cartilage in a cavity containing SYNOVIAL FLUID

Question 17

State the types of synovial joints

Answer 17

MULTIAXIAL, UNIAXIAL, BIAXIAL

Question 18

a multiaxial joint

Answer 18

SHOULDER

Question 19

UNIAXIAL joint

Answer 19

ELBOW

Question 20

BIAXIAL joint

Answer 20

intercarpal joints of hand