In class review4

Question 1

Ligament that runs along the sternal notch and attaches to each clavicle

Answer 1

Interclavicular ligament

Question 2

What ligaments attaches to two major processes of the scapula

Answer 2

Coracoacromial ligament

Question 3

Two ligaments on either side of the elbow

Answer 3

Ulnar collateral ligaments

Question 4

What type of joint is the carpometacarpal joint of the thumb

Answer 4

Saddle type synovial joint

Question 5

What happens anatomically when a “pulled elbow” extends

Answer 5

The head of the radius is pulled out of the annular ligament

Question 6

A patient having difficulty abducting the arm has probably damaged what nerve

Answer 6

Axillary

Question 7

Nerve plexuses are formed from what part of the spinal nerves

Answer 7

Anterior rami

Question 8

What is the major function of the pectoralis major

Answer 8

Horizontal adduction and internal rotation

Question 9

4 muscles that flex the wrist

Answer 9

1) Pronator teres
2) Flexor carpiradialis
3) Profundus
4) Palmaris Longus

Question 10

Two functions of the bicep

Answer 10

Flexion of shoulder and elbow/forearm, and forearm supination

Question 11

Two functions of supraspinatus

Answer 11

Abduction and external rotation of the arm

Question 12

Only internal rotation of RC

Answer 12

Subscapularis

Question 13

Two muscles that perform ulnar deviation/adduction at the wrist

Answer 13

1)Flexor carpi ulnaris
2) Extensor carpi ulnaris

Question 14

Intrinsic muscle that flexes the thumb

Answer 14

Flexor pollicus brevis

Question 15

Muscles abduct the fingers

Answer 15

Dorsal interossei (also abductor digiti minimi and abductor pollicus longus and brevis)

Question 16

Functions of the lumbricals

Answer 16

Creepy wave
Flexion of the MP joints and extend the IP joint

Question 17

Most lateral erector spinae muscles

Answer 17

Iliocostalis

Question 18

The pucker muscles

Answer 18

Orbuclaris oris

Question 19

Abdominal muscles that run inferolateral to superomedial

Answer 19

Internal obliques

Question 20

Strengthens the sternoclavicular joint inferiorly

Answer 20

Costoclavicular ligament

Question 21

Ligament is typically torn during a shoulder separation

Answer 21

Acromioclavicular ligament

Question 22

Intercarpal joints are considered what type of joints

Answer 22

Synovial
gliding/planar

Question 23

What direction is a typical shoulder dislocation and why

Answer 23

Anterior and inferior, as there are few secondary restraints

Question 24

Roots of brachial plexus

Answer 24

C5, c6, c7,c8, 51

Question 25

What nerve innervates the extensors of the wrist

Answer 25

myotome , radial nerve

Question 26

If thumb feels numb, what nerve may be affected

Answer 26

Radial

Question 27

Main function of subclavius muscle

Answer 27

Stabilize the clavicle

Question 28

Function of the subscapularis a throwing motion

Answer 28

medial/internal rotation

Question 29

Two extensor of the elbow

Answer 29

Triceps
Anconeus

Question 30

Two muscles involved in supination

Answer 30

Biceps
Supinator

Question 31

Intrinsic muscles at the base of 5th finger are known as

Answer 31

Hypothenar

Question 32

Connective tissue on the anterior surface of the hand in the palmar region

Answer 32

Palmar aponeurosis

Question 33

Two paired muscles that move the jaw side to side

Answer 33

Pterygoids

Question 34

What muscle allows you to blink/wink

Answer 34

Orbicularis oris