Lab Exam 2 Flashcards
What are the muscles of the Elbow & Wrist?
Biceps Brachii, Brachialis, Brachioradialis, Triceps Brachii, Pronator Teres, Supinator, Flexor Carpi Radialis, Flexor Carpi Ulnars, Extensor Carpi Radialis Longus & Extensor Carpi Radialis Brevis, and Extensor Carpi Ulnaris
Which muscles are the wrist flexors?
Flexor Carpi Radialis and Flexor Carpi Ulnars
Which muscles are the wrist extensors?
Extensor Carpi Radialis Longus & Extensor Carpi Radialis Brevis, and Extensor Carpi Ulnaris
What are the muscles of the torso?
Diaphragm, External Intercostals, Internal Intercostals, Erector Spinae, Rectus Abdominis, Internal Obliques, External Obliques, and Transversus Abdominis
What is the origin of the Bicep Branchii?
Coracoid process & supraglenoid tubercle
What is the insertion of the Bicep Branchii?
Radial tuberosity of radius
What is the action of the Bicep Branchii?
Flexes elbow (when supinated), flexes shoulder, supinates radioulnar joint
What is the origin of the Brachialis?
Anterior-medial shaft of humerus
What is the insertion of the Brachialis?
Coronoid process of ulna
What is the action of the Brachialis?
Flexes elbow (when pronated)
What is the origin of the Brachioradialis?
Lateral epicondyle of humerus
What is the insertion of the Brachioradialis?
Distal radius
What is the action of the Brachioradialis?
Flexes elbow (when neutral)
What is the origin of the Tricep Branchii?
Infraglenoid tubercle, posterior humerus
What is the insertion of the Tricep Branchi?
Olcecranon process of ulna
What is the action of the Tricep Branchi?
Extends elbow & shoulder
What is the origin of the Pronator Teres?
Medial epicondyle of humerus
What is the insertion of the Pronator Teres?
Proximal 1/3 Radius
What is the action of the Pronator Teres?
Pronates radioulnar joint
What is the origin Supinator?
Lateral epicondyle of humerus
What is the insertion Supinator?
Proximal 1/3 Radius