Analysis of Movement Exam 2
Match the bony landmarks to the correct labels on the image (medial view of elbow joint)
A: Humerus B: Radius C: Ulna D: Olecranon process
Match the bony landmarks on the image to the correct labels (anterior view of elbow joint)
A: Lateral epicondyle B: Medial epicondyle C: Trochlea D: Ulna E: Radius
Which of the following is a concentric action of the latissimus dorsi muscle?
Both internal rotation and extension
Radioulnar pronation is performed by all of the following muscles except the:
Brachialis
Which of the following muscles is involved in both pronation and supination?
Brachioradialis
Which of the following is the primary function of the extensor pollicis longus muscle?
Extension of the thumb
Which of the following muscles performs abduction/radial deviation of the wrist?
Extensor capri radialis longus
A movement of the forearm away from the shoulder is best described by the term "flexion"
False
Each finger has three interphalangeal joints, whereas the thumb has only two.
False
In the anatomical position, the radius is more medial than the ulna.
False
Posterior dislocations occur frequently at the glenohumeral joint.
False
Which of the following is the only muscle that flexes the finger distal interphalangeal joint (DIP) joints?
Flexor digitorum profundus
Which of the following muscles performs flexion of the thumb?
Flexor pollicis longus
Flexion of the elbow occurs in the _____ plane of motion, and supination of the forearm occurs in the _____ plane of motion.
Sagittal; transverse
Which of the following is not considered to be a muscle of the rotator cuff group?
Teres major
Which of the following statements is true about the rhomboid muscles?
Their concentric actions include adduction/retraction and downward rotation
Which of the following is not a factor that contributes to the injury rate of the glenohumeral joint?
Tight configuration of ligaments
In the context of shoulder joint movements, abduction refers to an upward lateral movement of the humerus in the frontal plane out to the side, away from the body.
True
In the context of wrist and hand movements, opposition refers to the movement of the thumb across the palmar aspect to oppose the palm or any combination of the phalanges.
True
In the context of wrist and hand movements, ulnar deviation refers to the movement of the little finger side of the hand toward the medial aspect or ulnar side of the forearm.
True
The action performed by the subscapularis muscle is opposite to the action performed by the infraspinatus muscle.
True
The concentric actions of the serratus anterior muscle include scapula abduction/protraction and upward rotation.
True
The ulna is much larger proximally than the radius.
True
The wrist flexor muscles have their origin on the medial epicondyle of the humerus.
True
Which of the following is the sole action of the brachialis muscle?
True flexion of elbow
Which of the following actions is performed concentrically by the serratus anterior muscle?
Upward rotation
Match the bony landmarks on the image to the correct labels (posterior view of the scapula)
A: Spine of scapula B: Medial border C: Glenoid fossa D: Lateral border E: Inferior angle
Radioulnar supination is performed by all of the following muscles except the:
Anconeus
Which of the following is a posterior muscle?
Anconeus
The trapezius lower fibers are involved concentrically in all of the following actions except:
Elevation
Which of the following is not an action of the brachioradialis muscle?
Extension of the elbow
Which of the following is a primary action of the latissimus dorsi muscle?
Extension of the glenohumeral joint
Which of the following is the primary function of the extensor digiti minimi muscle?
Extension of the little finger at the metacarpophalangeal joint
Which of the following muscles performs extension of the index finger at the metacarpophalangeal joint?
Extensor indicis
An action common to the teres minor and the infraspinatus muscles is _____.
External rotation
Which of the following is not an action of the pectoralis major muscle?
External rotation
The flexor digitorum superficialis muscle performs its action in the frontal plane.
False
The olecranon process is located on the medial aspect of the ulna.
False
The shoulder girdle movements primarily involve all of the following muscles except:
Pectoralis major
Which of the following is not an anterior muscle of the shoulder joint?
Supraspinatus
Which of the following muscles of the shoulder joint is located on the posterior surface of the scapula?
Supraspinatus
Positioning the forearm in pronation decreases the effectiveness of the biceps brachii muscle in flexing the elbow.
True
The flexor digitorum superficialis and the flexor digitorum profundus are finger flexors, and the flexor pollicis longus is a thumb flexor.
True
Which of the following is an action of the middle fibers of the deltoid muscles?
abduction and horizontal abduction
Match the carpals in the image to the correct label
A: Trapezoid B: Trapezium C: Capitate D: Scaphoid E: Hamate F: Pisiform G: Triquetrium H: Lunate
Which of the following muscles performs actions in the frontal plane about the sagittal axis?
Abductor pollicis longus
In the context of shoulder girdle movements, which of the following terms refers to the movement of the scapula medially toward the spinal column, as in pinching the shoulder blades together?
Adduction/reduction
The chief function of the _____ is to pull the synovial membrane of the elbow joint out of the way of the advancing olecranon process during extension of the elbow.
Anconeus
Which of the following actions is performed concentrically by the levator scapulae muscle?
Elevation
The stability of the glenohumeral joint is enhanced by its significant mobility.
False
Which of the following muscles performs adduction/ulnar deviation of the wrist?
Flexor carpi ulnaris
Which of the following bony landmarks are located on the posterior surface of the scapula?
Infraspinous fossa
In the context of radioulnar joint movements, which of the following terms refers to the internal rotary movement of the radius on the ulna that results in the hand moving from the palm-up to the palm-down position?
Pronation
The ____ muscle does not perform flexion of the elbow.
Pronator quadratus
Which of the following muscles has its origin in the surface of the upper nine ribs at the side of the chest?
Serratus anterior
Which of the following bony landmarks is located on the anterior surface of the scapula?
Subscapular fossa
Which of the following muscles concentrically perform both elevation and depression?
Trapezius
Carpal tunnel is a condition in which there is an increased pressure in the carpal tunnel, which interferes with the normal function of the median nerve.
True
Flexion of the forearm with a barbell in the hands, known as "curling", is an excellent exercise to develop the biceps brachii muscle.
True
Glenohumeral joint abduction is paired with the shoulder girdle upward rotation to accomplish the total shoulder abduction range of motion.
True
The insertion of the biceps brachii muscle is on the tuberosity of the radius and bicipital aponeurosis.
True
The rotator cuff group includes the subscapularis, supraspinatus, infraspinatus and teres minor muscles.
True
The scapula is unable to move on the trunk without movement of the sternoclavicular and/or acromioclavicular joints.
True
To stretch the flexor carpi ulnaris, the elbow must be fully extended with the forearm supinated while a partner passively extends and abducts the wrist.
True
