Extra Questions Flashcards
Test 2
List the joint + action of the following muscles
Supraspinatus
Teres major
Teres minor
Serratus anterior
Supraspinatus
joint: glenohumeral
action: abduction
Teres major
joint: glenohumeral
action: internal rotation
Teres minor
joint: glenohumeral
action: external rotation
Serratus anterior
joint: scapula thoracic
action: protraction
Explain scapulohumeral rhythm
Glenohumeral joint + scapular abduction (see slide chapter 5)
List the joint + action of the following muscles
Upper trapezius
Lower trapezius
Teres minor
Teres major
Upper trapezius
joint: scapulothoracic
action: scapulothoracic elevation
Lower trapezius
joint: scapulothoracic
action: scapulothoracic depression
Teres minor
joint: glenohumeral
action: external rotation
Teres major
joint: glenohumeral
action: internal rotation
What is the difference between a dislocation + separation?
Dislocation: occurs at glenohumeral joint
Separation: occurs at acromioclavicular joint
What structures are injured in a GH dislocation
Labrem, hillsacs (?)
List the 4 quadriceps muscles
- Vastus lateralis
- Vastus medialis
- Vastus intermedius
- Rectus femoris
List the 4 rotator cuff muscles
- Teres minor
- Subscapularis
- Infraspinatus
- Supraspinatus
What nerve runs under the carpal tunnel?
Median nerve
What is the mechanism of injury for the ACL and PCL?
ACL: post-translation of femur on tibia (or anterior-translation of tibia on femur)
PCL: posterior-translation of tibia on femur
List the 4 rotator cuff muscles + their joint + action
List the 4 quadriceps muscles
List the joint + actions of the quadriceps muscle that crosses the hip and knee
The gracilis is responsible for what joint action?
The biceps femoris is responsible for what joint actions?
Why are eversion ankle sprains rarer than inversion ankle sprains?
- Bony structures
- Stronger ligaments
- Lateral ligaments are smaller and weaker
