Biomechanics

Front 1

muscles in body

Back 1

434

Front 2

pairs of muscles responsible for movement

Back 2

75

Front 3

difference between FT and ST fibers

Back 3

FT fatigue more quickly, can generate higher torque and power than ST

Front 4

Isometric

Back 4

no change in muscle length

Front 5

Concentric

Back 5

shortening of muscle

Front 6

eccentric

Back 6

lengthening of muscle

Front 7

Glenohumeral joint

Back 7

humerus and scapula

Front 8

Shoulder girdle

Back 8

clavicle and scapula

Front 9

Sternoclavicular joint

Back 9

sternum and clavicle

Front 10

Acromioavicular joint

Back 10

clavicle and sternum

Front 11

Rotator cuff muscles

Back 11

subscapularis, supraspinatus, infraspinatus, teres minor

Front 12

Movements of the rotator cuff

Back 12

medial and lateral rotation, horizontal abduction, abduction

Front 13

Flexion at shoulder

Back 13

anterior deltoid, pectoralis major

Front 14

Extension at shoulder

Back 14

teres major, latissimus dorsi

Front 15

Abduction at shoulder

Back 15

middle deltoid, supraspinatus

Front 16

Adduction at shoulder

Back 16

lattisimus dorsi, teres major

Front 17

Medial rotation at shoulder

Back 17

subscapularis, teres major

Front 18

Lateral rotation at shoulder

Back 18

infraspinatus, teres minor

Front 19

Horizontal adduction at shoulder

Back 19

pectoralis major, anterior deltoid, coracobrachialis

Front 20

Horizontal abduction at shoulder

Back 20

middle deltoid, posterior deltoid

Front 21

responsible for movement at the scapula

Back 21

pectoralis major, subclavius, levator scapula, trapezius, rhomboids, serratus anterior

Front 22

2 sports with shoulder movement

Back 22

baseball, volleyball

Front 23

Flexion at elbow

Back 23

biceps brachii, brachioradialis

Front 24

Extension at elbow

Back 24

triceps

Front 25

Pronation

Back 25

pronator quadratus

Front 26

Supination

Back 26

supinator

Front 27

2 sports with loads at elbow

Back 27

tennis, gymnastics

Front 28

Flexion at wrist

Back 28

flexor carpi radialis, flexor carpi ulnaris, palmaris longus

Front 29

Extension at wrist

Back 29

extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris

Front 30

Flexion at hip

Back 30

iliacus, pectineus, rectus femoris, sartorius

Front 31

Extension at hip

Back 31

hamstrings

Front 32

Hamstring muscles

Back 32

biceps femoris, semitendinosus, semimembranosus

Front 33

Abduction at hip

Back 33

gluteus medius

Front 34

Adduction at hip

Back 34

adductor magnus, adductor brevis, adductor longus, gracilis, pectinius

Front 35

Sports with loads at hip

Back 35

hurdlers, figure skaters

Front 36

Meniscus

Back 36

distributes load at the knee over a larger surface area to absorb shock

Front 37

Flexion at knee

Back 37

hamstrings

Front 38

Extension at knee

Back 38

quadriceps

Front 39

Medial rotation at knee

Back 39

semimembranosus, semitendinosus, popliteus

Front 40

Lateral rotation at knee

Back 40

biceps femoris

Front 41

2 sports with loads at knee

Back 41

football, baseball catchers

Front 42

Plantar flexion at ankle

Back 42

gastronemius, soleus (calf muscles)

Front 43

Dorsi flexion at ankle

Back 43

tibialis anterior, extensor digitorum longus, peroneus tertius

Front 44

Agonist muscles

Back 44

act as primary mover

Front 45

Antagonist muscles

Back 45

opposers that develop eccentric tension at the same time

Front 46

Muscular power

Back 46

product of force and velocity…best training at 1/3

Front 47

Sport with power

Back 47

high jump, football

Front 48

Muscular strength

Back 48

maximum amount of force in one rep

Front 49

Muscular endurance

Back 49

ability to exert tension over a period of time

Front 50

Muscle fatigue

Back 50

less endurance, reduction in force and velocity, prolonged relaxation of motor units