T2 L4: Introduction to surgery of the shoulder (JP)
60 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which muscle initiates abduction of the shoulder joint?

  • Teres Minor
  • Supraspinatus (correct)
  • Subscapularis
  • Infraspinatus

Which structure prevents superior dislocation of the shoulder joint?

  • Coracoacromial Arch (correct)
  • Glenohumeral Ligaments
  • Glenoid Labrum
  • Transverse Humeral Ligament

Which muscle is responsible for medial rotation of the shoulder joint?

  • Subscapularis (correct)
  • Supraspinatus
  • Infraspinatus
  • Teres Major

Which tendon passes through the bicipital groove of the humerus?

<p>Long Head of Biceps (C)</p> Signup and view all the answers

Which muscle forms a cuff around the shoulder joint?

<p>Rotator Cuff Muscles (C)</p> Signup and view all the answers

Which nerve supplies the supraspinatus and infraspinatus muscles?

<p>Suprascapular Nerve (C)</p> Signup and view all the answers

Which artery supplies the shoulder region?

<p>Axillary Artery (A)</p> Signup and view all the answers

Which nerve supplies the deltoid and teres minor muscles?

<p>Axillary Nerve (B)</p> Signup and view all the answers

Which nerve innervates the cutaneous areas of the arm and forearm?

<p>Medial Cutaneous Nerve of the Arm and Forearm (B)</p> Signup and view all the answers

Which muscle is most commonly injured in rotator cuff injuries?

<p>Supraspinatus (A)</p> Signup and view all the answers

Which bone is part of the skeletal component of the shoulder region?

<p>Clavicle (A)</p> Signup and view all the answers

Which joint is present in the shoulder region?

<p>Glenohumeral joint (D)</p> Signup and view all the answers

What is the main function of the pectoral girdle?

<p>Anchor the muscles in the shoulder region (B)</p> Signup and view all the answers

Which anatomical structures are responsible for stabilizing the shoulder joint?

<p>Glenoid fossa and humerus (C)</p> Signup and view all the answers

What is the function of the muscles in the shoulder region?

<p>Allow movement of the shoulder joint (A)</p> Signup and view all the answers

What is the axilla?

<p>The region where the brachial plexus branches (A)</p> Signup and view all the answers

Which nerves are present in the shoulder region?

<p>Suprascapular nerve and long thoracic nerve (B)</p> Signup and view all the answers

What are the cords and terminal branches of the brachial plexus?

<p>Medial, lateral, and posterior cords (D)</p> Signup and view all the answers

Which bone is NOT part of the pectoral girdle?

<p>Humerus (D)</p> Signup and view all the answers

What is the function of the acromion in the shoulder region?

<p>Facilitate movement of the shoulder joint (B)</p> Signup and view all the answers

Which ligaments stabilize/support the shoulder region?

<p>Coracoclavicular, Acromioclavicular, Coracoacromial, Glenohumeral (D)</p> Signup and view all the answers

Which joint is highly mobile and considered a ball and socket joint?

<p>Glenohumeral Joint (B)</p> Signup and view all the answers

What is the main action of the middle fibers of the Deltoid muscle?

<p>Abduction of the Glenohumeral Joint (D)</p> Signup and view all the answers

What muscles perform adduction of the Glenohumeral Joint?

<p>Latissimus Dorsi and Pectoralis Major (C)</p> Signup and view all the answers

What is the main action of the Long Head of the Biceps muscle?

<p>Flexion of the Glenohumeral Joint (B)</p> Signup and view all the answers

What nerve supplies the Musculoskeletal nerve of the Coracobrachialis muscle?

<p>Musculocutaneous Nerve (D)</p> Signup and view all the answers

What structure increases the stability of the Glenohumeral Joint?

<p>Deepening of Glenoid Fossa by Glenoid Labrum (C)</p> Signup and view all the answers

What is the most frequently dislocated joint in the body?

<p>Glenohumeral Joint (D)</p> Signup and view all the answers

What factors increase the stability of the Shoulder Joint?

<p>Coracoacromial Arch, Glenohumeral Ligaments, Deepening of Glenoid Fossa by Glenoid Labrum, Long Heads of Biceps and Triceps (B)</p> Signup and view all the answers

What is the main action of the Lateral Head of the Triceps muscle?

<p>Extension of the Glenohumeral Joint (C)</p> Signup and view all the answers

Which bones make up the pectoral girdle in the shoulder region?

<p>Clavicle and scapula (C)</p> Signup and view all the answers

What is the main function of the acromion process in the shoulder region?

<p>To protect the neurovascular structures in the shoulder region (C)</p> Signup and view all the answers

Which anatomical structures are described as stabilizing the shoulder joint?

<p>Ligaments of the shoulder region (A)</p> Signup and view all the answers

Which structures are present in the shoulder region?

<p>Arteries, veins, and nerves (A)</p> Signup and view all the answers

Which nerve supplies the muscles responsible for rotating the scapula laterally?

<p>Axillary nerve (D)</p> Signup and view all the answers

Which muscle is responsible for flexion of the glenohumeral joint?

<p>Biceps brachii (C)</p> Signup and view all the answers

Which muscle is NOT involved in abduction of the glenohumeral joint?

<p>Pectoralis major (B)</p> Signup and view all the answers

Which muscle is responsible for medial rotation of the shoulder joint?

<p>Subscapularis (A)</p> Signup and view all the answers

What is the main action of the biceps muscle?

<p>Flexion of the elbow joint (C)</p> Signup and view all the answers

Which nerve supplies the triceps muscle?

<p>Radial nerve (D)</p> Signup and view all the answers

Which muscle is responsible for extension of the shoulder joint?

<p>Triceps (D)</p> Signup and view all the answers

What is the main function of the rotator cuff muscles?

<p>Stabilization of the shoulder joint (C)</p> Signup and view all the answers

What is the main function of the coracoid acromion ligament?

<p>To provide support to the head of the humerus (A)</p> Signup and view all the answers

Which ligament connects the coracoid process to the clavicle?

<p>Coracoclavicular ligament (D)</p> Signup and view all the answers

What is the main function of the glenohumeral ligaments?

<p>To prevent superior dislocation of the shoulder joint (C)</p> Signup and view all the answers

What is the main function of the acromion in the shoulder region?

<p>To stabilize the entire shoulder complex (A)</p> Signup and view all the answers

What is the main action of the middle fibers of the Deltoid muscle?

<p>Shoulder abduction (C)</p> Signup and view all the answers

Which muscle is responsible for medial rotation of the shoulder joint?

<p>Biceps muscle (C)</p> Signup and view all the answers

What is the function of the acromion in the shoulder region?

<p>To provide attachment for muscles (D)</p> Signup and view all the answers

Which joint is highly mobile and considered a ball and socket joint?

<p>Glenohumeral joint (D)</p> Signup and view all the answers

Which ligament forms an arch from an anterior view in the shoulder joint?

<p>Collar core chromium ligament (D)</p> Signup and view all the answers

Which structure helps to deepen the shallow glenoid fossa in the shoulder joint?

<p>Glenoid Labrum (C)</p> Signup and view all the answers

What is the function of the rotator cuff muscles in the shoulder joint?

<p>To stabilize the glenohumeral joint (A)</p> Signup and view all the answers

What is the role of the long head of the biceps muscle in the shoulder joint?

<p>To hold the biceps tendon in place (D)</p> Signup and view all the answers

What is the main function of the rotator cuff tendons?

<p>To stabilize the joint (B)</p> Signup and view all the answers

Which side of the joint is the most of the rotator cuff located?

<p>Anterior side (B)</p> Signup and view all the answers

What is the name of the tendon located just above the Pilaris tendon?

<p>Super Spinoza's impersonators (A)</p> Signup and view all the answers

What is the main function of the rotator cuff tendons besides stabilizing the joint?

<p>To produce movement at the joint (C)</p> Signup and view all the answers

Which side of the joint is the posterior side?

<p>Posterior side (C)</p> Signup and view all the answers

What is the name of the rotator cuff tendon located at the front of the joint?

<p>Pilaris (A)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser