Muscles Of Limbs

Front 1

Which muscles make up the rotator cuff?

Back 1

-Supraspinatous

-Infraspinators

-Teres minor

-Subscapularis

Front 2

Which muscles span the girdle and humorous on the anterior aspect?

Back 2

-rotator cuff

-Deltoid

-Pectorals major

-Coracobrachialis

Front 3

Which muscles span the girdle and humorous on the posterior aspect?

Back 3

- Latissimus dorsi

-Teres Major

Front 4

What is the origin and insertion of the deltoid?

Back 4

Origin; scapula, clavicle

Insertion; proximal humorous

Front 5

What muscles make up the anterior upper arm?

Back 5

Biceps Brachii and Brachialis

Front 6

What movements to the anterior upper arm muscles perform?

Back 6

Flexion

Front 7

What nerve innervates the muscles of the anterior upper arm?

Back 7

Musculocutaneous

Front 8

What muscles make up the posterior upper arm?

Back 8

Triceps Brachii

Anconeus

Front 9

What movement does the muscles of the posterior upper arm perform?

Back 9

Extension

Front 10

What nerve innervates the muscles of the posterior upper arm?

Back 10

Radial Nerve

Front 11

What are the muscles of the anterior forearm responsible for?

Back 11

flexion of digits

pronation

Front 12

What is the main nerve innervating the anterior muscles of the forearm?

Back 12

Median nerve innervates all muscles except:

flexor carpi ulnaris (ulnar nerve)

brachioradialis (Radial nerve)

Front 13

What is the function of the muscles of the posterior forearm?

Back 13

extension/supernation

Front 14

The posterior forearm is innervated by which nerve?

Back 14

Radial

Front 15

Which nerve innervates the 1st and 2nd digits?

Back 15

Median nerve

Front 16

Which nerve innervates the hand and 3rd-5th digits?

Back 16

ulnar nerve

Front 17

Which muscles is responsible for opposition of the thumb?

Back 17

opponens pollicis and digiti minimi

Front 18

What other significant muscle is intrinsic to the hand?

Back 18

Adductor Pollicus

Front 19

Which muscle group spans the axis, girdle and femur?

Back 19

Iliopsoas

-Psoas major (from axis)

-Iliacus (from girdle)

Front 20

Where does iliopsoas insert?

Back 20

lesser trochanter of femur

Front 21

Which muscles span the girdle and femur on the posterior aspect?

Back 21

Gluteus maximus

Lateral rotators (deep);

- piriformis

-gemallus superior and inferior

-obturator internus

-Quadratus femoris

-Gluteus medius

-Gluteus minimus

Front 22

Where does the gluteus maximus muscle insert?

Back 22

portion inserts in the iliotibial tract of the distal limb

Front 23

Which muscles span the girdle and femur on the anterior aspect?

Back 23

Adductors;

-obturator externus

-pectineus

-adductor brevis

-adductor longus

-adductor magnus

Front 24

What is different about the upper and lower leg compartments?

Back 24

2 compartments in upper,

3 in lower (ant, post, lateral)

Front 25

The posterior upper leg contains which muscles?

Back 25

Biceps femoris

Hamstrings;

Semimembranosus

Semitendinosus

Front 26

Which nerve innervates the posterior upper leg?

Back 26

tibial nerve (except for the short head of biceps femoris, which is innervated by the common peroneal)

Front 27

Which nerve innervates the anterior upper leg?

Back 27

Femoral nerve

Front 28

Which nerve innervates the medial upper leg?

Back 28

Obturator

Front 29

What are the 3 muscles of the anterior/medial thigh?

Back 29

Quadriceps femoris,

Sartorius

Adductors (medial)

Front 30

The anterior upper arm is homologous to which structure?

Back 30

Posterior upper leg

Front 31

The anterior lower leg is homologous to which structure?

Back 31

The posterior forearm

Front 32

The Gastrocnemius, plantaris and soleus are found in which leg compartment?

Back 32

posterior lower leg; allow for plantar flexion

Front 33

Where do these muscles insert?

Back 33

Calcaneus; heel bone

Front 34

What are the deep muscles of the posterior lower leg?

Back 34

Flexor hallicus longus; toe off

tibialis posterior

flexor digitorum longus

these are flexors of the foot, provide grip in lateral digits

Front 35

Hallicus =

Pollicus =

Brevis =

Longus =

Back 35

Hallicus = Foot

Pollicus = Hand

Brevis = Short

Longus = Long

Front 36

The lateral lower leg is composed of which muscles?

Back 36

Fibularis/peroneus longus

Fibularis brevis

(ankle stabilisers)

Front 37

The anterior lower leg is composed of which muscles?

Back 37

Tibialis anterior

Extensor hallicus longus

extensor digitorum longus

fibularis tertius

Front 38

In the upper limb, posterior = extension and anterior = flexion, while in the lower limb.......

Back 38

Anterior = extension and posterior = flexion

this is because while in the embryological position ventral muscles are for flexion and are innervated by the ventral branch of ventral rami, whilst dorsal muscles are for extension and are innervated by the dorsal branch of ventral rami.

Front 39

The 2 main intrinsic foot muscles are.....

Back 39

flexor retinaculum

plantar aponeurosis

Front 40

The 3rd layer of intrinsic foot muscles include which 3 muscles?

Back 40

Flexor hallicus brevis

digiti minimi brevis

adductor hallucis

Front 41

Sesamoids are small bones in tendons which provide propulsion during toe off. which tendon are they found in?

Back 41

the tendon of flexor hallicus longus, at the head of the 1st metatarsal