Upper Limb Flashcards
What are the 4 muscles in the quadriceps?
Rectus femoris, vastus medialis, vastus longus, vastus intermedius
What are the 8 carpal bones?
Scaphoid, Lunate, Triquetrum, Pisiform, Hamate, Capitate, Trapezoid, Trapezium
What are the two bones of the forearm?
Radius and ulna
What bones make up the pectoral girdle?
Scapula and clavicle
What joint is it where the head of the humerus articulate with the glenoid cavity of the scapula?
Glenohumeral joint
Where does the medial and lateral aspect of the clavicle attach to?
Medial - manubrium of the sternum
Lateral - acromium of the scapula (AC joint)
What are the three angles of the scapula?
Superior, lateral, inferior
What is the only bone of the arm?
Humerus
What are the attachment sites for the rotator cuff?
Greater tubercle and lesser tubercle
What groove does the bicep tendon lay in?
Intertubercular groove
What are bony features on distal humerus?
Two condyles Trochlea Capitulum Medial and lateral epicondyles Coronoid fossa - anterior Olecranon fossa - posterior
What are the bony features on the proximal radius?
Head of radius
Neck of radius
Radial tuberosity
What are the bony features on the proximal ulna?
Olecranon
Coronoid processes
These are separated by the trochlear notch
What type of joint is the elbow joint?
Radiohumeral and humeroulnar is hinge
Radioulnar is pivot
Name two joints of the forearm?
Proximal radioulnar joint and distal radioulnar joint
Name two bony landmarks of the scapula?
Acromion and subscapular fossa
What two bones is the glenohumeral joint located between?
Humerus and scapula
What are the two functions of the clavicle?
Support and keeps upper limb away from thorax for maximum ROM
Name the movements of the forearm?
Medial and lateral rotation, flexion and extension
The scapula and proximal humerus articulate at what joint?
Shoulder/glenohumeral joint
Which joint is made up of the acromion process of the scapula and the lateral end of the clavicle?
Acromioclavicular joint (AC joint)
Which anterior bone joins the two halves of the pectoral girdle?
Manubrium of the sternum
What type of joint is the proximal radioulnar joint?
Pivot
What type of joint is the radiocarpal joint?
Modified hinge
What type of joint is the mid-carpal joint?
Plane
What type of joint is the first metacarpophalangeal joint?
Saddle
What type of joint is the 2-5 metacarpophalangeal joint?
Ellipsoid
Name a muscle involved in opening the hand?
Abductor pollicus brevis, extensor pollicus brevis, dorsal interossei
Which nerve passes through the carpal tunnel?
Median nerve
The pinch, plate and tripod grips are all what classification of grip?
Precision grip
What bony feature fits inside the olecranon process?
Olecranon process
Triceps are responsible for what movement of the forearm?
Extension
Name the ligament that holds the head of the radius in contact with the radial notch?
Annular ligament
