Muscles of the body

Question 1

Answer 1

Pectoralis Minor
depress and protract (abduct) the scapula

Question 2

Answer 2

Serratus Anterior
protracts (abduct) scapula.
Punching muscle

Question 3

Answer 3

Linea Alba

Question 4

Answer 4

Pectoralis Major
: flex, adduct, medial rotate, the arm/humerus

Question 5

Answer 5

External Abdominal Oblique
flex vertebral column, rotate the vertebral column laterally flex the vertebral column, compress abdomen

Question 6

Answer 6

Rectus Abdominus
flex vertebral column, compress the abdomen

Question 7

Answer 7

Intercostals (Internal/External)
between ribs, elevate and depress ribs during active respiration
Internal= inhaling
Externals= exhalation

Question 8

Answer 8

Diaphragm
Primary breathing muscle (respiration)

Question 9

Answer 9

Scalenes (Posterior)
flex and rotate head

Question 10

Answer 10

Scalenes (Middle)
flex and rotate head

Question 11

Answer 11

Scalenes (Anterior)
used in active breathing. Rotates the head left and right, flexion of the head

Question 12

Answer 12

Sternocleidomastoid (SCM)
active breathing, rotate the head, flex the head

Question 13

Answer 13

Masseter
primary muscle for chewing
Elevate mandible

Question 14

Answer 14

Zygomaticus (Minor/Major)
draws corners of mouth. smile muscle
minor above major

Question 15

Answer 15

Orbicularis Oris
Action: closes lips, protrudes lips as in kissing

Question 16

Answer 16

Orbicularis Oculi
close eye lids when blinking

Question 17

Answer 17

Temporalis
attaches to coronoid process of mandible.
elevate mandible when chewing

Question 18

Answer 18

Frontalis
o Action: elevate the eyebrows

Question 19

Answer 19

Occipitalis

Question 20

Answer 20

Trapezius
elevate AND depress the scapula, retract (adduct) the scapula. Also extends the head

Question 21

Answer 21

Latissimus Dorsi
adduct, extend, and medially rotates the arm (humerus)

Question 22

Answer 22

Teres Major
extends and medially rotates the arm (humerus)

Question 23

Answer 23

Teres Minor
Action: lateral rotation of the arm (humerus)

Question 24

Answer 24

Supraspinatus
Action: abduction of the arm (humerus)

Question 25

Answer 25

Infraspinatus Action: lateral rotation of the arm (humerus)

Question 26

Answer 26

Subscapularis Action: medial rotation of the arm (humerus)

Question 27

Answer 27

Triceps Brachii (Lateral Head) extend the forearm, extend the arm (humerus)  Lateral head  Long head  Medial head

Question 28

Answer 28

Triceps Brachii (Long Head)

Question 29

Answer 29

Biceps Brachii flex the forearm, supinate the forearm, flex the arm (humerus)  Short head  Long head

Question 30

Answer 30

Coracobrachialis flex and medially rotates the arm (humerus

Question 31

Answer 31

Brachialis flex the forearm

Question 32

Answer 32

Brachioradialis flex the forearm (as in holding a can of water)

Question 33

Answer 33

Flexor Carpi Radialis flexion of the hand, abduct the hand

Question 34

Answer 34

Pronator Teres pronates the forearm

Question 35

Answer 35

Palmaris Longus flexion of the hand

Question 36

Answer 36

Flexor Digitorum Superficialis flexion of the hand, flexion of the digits

Question 37

Answer 37

Flexor Carpi Ulnaris flexion of the hand, adduction of the hand

Question 38

Answer 38

Extensor Digitorum extension of the hand and digits

Question 39

Answer 39

Extensor Carpi Ulnaris extension of the hand, adduction of the hand

Question 40

Answer 40

Extensor Digiti Minimi extension of the 5th digit (the pinky)

Question 41

Answer 41

Extensor Carpi Radialis (Longus) extends the hand, abduction of the hand

Question 42

Answer 42

Iliacus flexion of the thigh (femur)

Question 43

Answer 43

Psoas Major flexion of the thigh (femur)

Question 44

Answer 44

Tensor Fasciae Latae flex and abduction of the thigh (femur)

Question 45

Answer 45

Ilio Tibial Band/Tract (ITT/ITB)

Question 46

Answer 46

Adductor Magnus adduction of thigh

Question 47

Answer 47

Rectus Femoris flex the hip, extend the leg

Question 48

Answer 48

Vastus Intermedius extend the leg

Question 49

Answer 49

Vastus Medialis extend the leg

Question 50

Answer 50

Vastus Lateralis extend the leg

Question 51

Answer 51

Sartorius flex thigh, laterally rotate thigh, flex leg

Question 52

Answer 52

Gluteus Maximus extend the thigh (femur), abduct the thigh, laterally rotates thigh

Question 53

Answer 53

Gluteus Medius abduct and medially rotate thigh

Question 54

Answer 54

Biceps Femoris extend the thigh, flex leg

Question 55

Answer 55

Semitendinosus extend the thigh, flex the leg

Question 56

Answer 56

Semimembranosus extend the thigh, flex the leg

Question 57

Answer 57

Tibialis Anterior dorsiflex the foot, invert the foot

Question 58

Answer 58

Soleus plantar flex foot

Question 59

Answer 59

Gastrocnemius plantar flex the foot, flex the leg

Question 60

Answer 60

Deltoid flex AND extend the arm (humerus), abduct the arm

Question 61

Answer 61

Gracilis