Chapter 3

Question 1

in the upward phase triceps contract _

Answer 1

concentrically

Question 2

knee internal rotation : 2

Answer 2

semimembranosis

semitendinosis

Question 3

muscles that draw navel down toward spine: 4

Answer 3

TVA
multifidi
pelvic floor
quadratus lumborum

Question 4

hip abduction: 3

Answer 4

gluteus maximus, medius

tensor fascia latae

Question 5

weak scapular adductors = _ posture

Answer 5

kyphosis

Question 6

muscles that initiate leg press:

Answer 6

knee extensors

hip extensors

Question 7

muscles that initiate leg press : 2

Answer 7

knee extensors - quad fem, vastus 3

hip extensors - glutes, hamstrings

Question 8

hip extension

• eccentric hip action =
• concentris hip action =

Answer 8

hamstrings

gluteus maximus

hip flexion
extend leg

Question 9

Supraspinatis

Infraspinatus

Answer 9

Stabilizes, initiates abduction of arm

Stabilizes, externally rotates arm

Question 10

G/H joint

Answer 10

Glenohumeral joint

Glenoid fossa and the humerus

Question 11

A/c joint

Answer 11

Acromionclavicular joint

Acromion process and distal end of clavicle

Question 12

S/T articulation

Also called:

Answer 12

Scapulothoracic articulation

Muscles and fascia that connect the scapula and the thorax

Shoulder girdle

Question 13

muscles that produce small force production

Answer 13

longitudinal muscles

Question 14

6 external rotators of the hip

Answer 14

Piriformis
Superior gemellus
Obturator interus 
Inferior gemellus
Obturator externus 
Quadratis femoris

Question 15

heels come off floor during squat

tight muscle: 2

Answer 15

gastrocnemius and soleus

Question 16

S/C joint

Answer 16

Sternoclavicular joint

Sternum and the proximal end of the clavicle

Question 17

client with recent hip replacement 3 considerations

Answer 17

lower body cannot support weight

all exercise should be performed in seated position

chais used should NOT have arm rests - increased ROM

Question 18

Law of acceleration

Answer 18

Force acting on a body in a given direction is equal to body’s mass x body’s acceleration

Question 19

muscles that produce large force production

Answer 19

penniform muscles

Question 20

Hip flexion 4 muscles

Answer 20

Iliopsoas
Rectus femoris
Tensor fascia latae
Sartorius

Question 21

muscles working eccentrically in downward phase of squat

Answer 21

glutes

hamstrings

Question 22

prime mover hamstring curl

Answer 22

knee flexors - hamstrings

Question 23

muscles active during plank: 4

Answer 23

TVA
multifidi
pelvic floor
quadratus lumborum

Question 24

Kinetics

Answer 24

Study of biomechannical effects of internal/external forces on the body

Question 25

hip internal rotators: 6

Answer 25

adductor longus, brevis, magnus gluteus minimus pectineus tensor fascia latae

Question 26

foot slaps the ground weak muscle

Answer 26

anterior compartment - dorsiflexors

Question 27

hip flexion 4 muscles

Answer 27

iliopsoas rectus femoris sartorius tensor fascia latae

Question 28

3 factors associated with muscular balance

Answer 28

Equal strength and flexibility btwn right and left side Proportionate ratio of strength btwn agonist and antagonist Balanced flexibility that results in full range of joint motion

Question 29

knee extension muscles -

Answer 29

``` quadriceps femoris vastus: lateralis intermedius medialis ```

Question 30

standing on one leg: balance leg collapses in tight muscle weak muscles

Answer 30

tight - hip adductors weak - gluteus minimus, medius

Question 31

knee external rotation muscles

Answer 31

biceps femoris

Question 32

knee flexion muscles concentric movement =

Answer 32

hamstrings flexion