Chap 10

Question 1

muscles that laterally rotate the thigh;

Answer 1

piriformis
adductor longus
gluteus maximus

Question 2

3 layers of lateral abdominal wall;

Answer 2

• external abdominal oblique (superficial)
• internal abdominal oblique
• transversus abdominis (deep)

Question 3

end of the brachii attaches to the radius is called;

Answer 3

insertion

Question 4

end of the brachii attaches to the scapula is called;

Answer 4

origin

Question 5

muscle located within the actual structure being moved are _____ muscles

Answer 5

intrinsic

*hand muscle in the hand

Question 6

rotator cuff functions;

Answer 6

• holds the humeral head in the glenoid cavity

- allows for rotation of the arm

Question 7

scapular muscle functions;

Answer 7

• permit movements of upper arm

Question 8

muscles work together to produce a movement are;

Answer 8

synergists

Question 9

each origin is called ______ in multiple origin

Answer 9

head

Question 10

each insertion is called ______ in multiple origin

Answer 10

mobile end

Question 11

muscle between origin and end is;

Answer 11

belly

Question 12

intrinsic muscles

Answer 12

=entirely within the hand/foot/tongue

involved in changing the shape / named for their fiber orientation

Question 13

extrinsic muscles

Answer 13

=outside of the hand/foot/tongue but attached to it

named for their origin and insertion

Question 14

lateral leg muscles does ______, _____ on the foot

Answer 14

• eversion (turning outwards)

- plantar flexion

Question 15

shoulder muscles that can cause more than one movement of the arm;

Answer 15

• latissimus dorsi
• pectoralis major
• deltoid

Question 16

muscle of the vertebral column act;

Answer 16

• rotation
• lateral flexion
• extension

Question 17

fascicle arrangement;

P.311

Answer 17

• circular : orbicularis oris/oculi
• convergent : pectoralis major
• parallel : trapezius, rectus abdominis
• pennate = tendon runs entire length : rectus femoris
• fusiform = belly is larger : biceps brachii, triceps brachii

Question 18

anterior muscles that flex hip;

Answer 18

• iliacus

- psoas major

Question 19

extensors of the elbow;

Answer 19

• triceps brachii

- anconeus

Question 20

a broad sheet of connective tissue (tendon) attaches muscle to bone or to the coverings of adjacent muscles;

Answer 20

aponeurosis (tendon)

Question 21

adductor magnus;

Answer 21

thigh adduction

Question 22

biceps femoris;

Answer 22

hip extension

Question 23

rectus femoris;

Answer 23

hip flexion

Question 24

gluteus medius;

Answer 24

thigh abduction

Question 25

muscles attach arm to the thorax

Answer 25

rotator cuff (infraspinatus, Teres minor, supraspinatus & subscapularis)
latissimus dorsi
deltoid
pectoralis major

Question 26

rotator cuff muscles;

Answer 26

• supraspinatus
• subscapularis
• infraspinatus
• teres minor

Question 27

example of “prime mover”

Answer 27

triceps brachii

Question 28

prime mover of flexion of the head at the neck;

Answer 28

sternocleidomastoid

Question 29

diaphragm

Answer 29

• contracts and flattens the dome to increase thoracic volume
• phrenic nerve
• involved in quiet inspiration

Question 30

naming of individual muscles are characteristics used of:

Answer 30

• size and shape
• origin and insertion
• region of the body

Question 31

vertical band of tough connective tissue at the midline of abdomen is;

Answer 31

linea alba

Question 32

elbow extensors;

Answer 32

• triceps brachii

- anconeus

Question 33

convergent muscle;

Answer 33

fascicles arrive at one common tendon from a wide area

Question 34

muscle that originates on the ilium, sacrum and coccyx and inserts on the femur is;

Answer 34

gluteus maximus

Question 35

extensors of the elbow;

Answer 35

triceps brachii

anconeus

Question 36

flexion of the neck;

Answer 36

sternocleidomastoid muscle

Question 37

speech, swallowing and directing food passage;

Answer 37

larynx (airway), pharynx (throat/swallowing), and soft palate muscle

Question 38

muscles attache arm to the thorax;

Answer 38

• pectoralis major
• deltoid
• latissimus dorsi
• rotator cuff muscles

Question 39

major muscles of mastication;

Answer 39

• masseter
• temporalis
• pterygoids

Question 40

anterior muscles that flex the hip;

Answer 40

• iliacus

- psoas major

Question 41

a broad sheet of connective tissue that attaches muscle to bone or to the coverings of adjacent muscles;

Answer 41

aponeurosis

Question 42

muscles insert on scapula and attach to the thorax;

Answer 42

• levator scapulae
• trapezius
• serratus anterior
• rhomboideus major
• pectoralis minor