30 Questions
Which muscles attach the pectoral girdle to the trunk?
Latissimus dorsi
Where do the upper fibres of the trapezius muscle originate from?
External occipital protuberance of the skull
Which muscles lie below the trapezius muscle?
Rhomboids
What is the origin of the rhomboid muscles?
Spinous processes of the lower thoracic vertebrae
Where does the latissimus dorsi muscle have its origin from?
Thoracolumbar fascia of the back
Where does the trapezius muscle insert into?
Clavicle, acromion, and spine of the scapula
Which fibres of the trapezius muscle originate from the spinous processes of the lower thoracic vertebrae?
Lower fibres
Which muscle originates from a series of individual slips from the upper eight ribs and inserts along the medial border of the scapula?
Serratus anterior
Which muscle group incorporates spinalis, longissimus, and iliocostalis?
Erector spinae
Which muscle is located deep to the erector spinae muscle and runs superiorly from its origin on the transverse processes to its insertion on the spinous processes?
Multifidus
Which bones articulate at the acromioclavicular joint?
Clavicle and scapula
Which joint comprises a shallow articulation between the head of the humerus and the glenoid fossa of the scapula?
Glenohumeral joint
Which muscle passes through a small space formed by the coracoacromial ligament and can be impinged during repetitive overhead activities?
Supraspinatus
Which space is formed by teres minor, teres major, the shaft of the humerus, and the long head of triceps brachii?
Quadrangular space
Which muscles form the walls of the axilla?
Pectoralis major, Serratus anterior, Pectoralis minor, Latissimus dorsi
Which nerve supplies the serratus anterior muscle?
Long thoracic nerve
Which artery is a continuation of the subclavian artery?
Axillary artery
What divides the axillary artery into three parts?
Pectoralis minor muscle
What is the terminal branch of the brachial plexus that supplies the deltoid muscle?
Musculocutaneous nerve
What are the four rotator cuff muscles?
Supraspinatus, Infraspinatus, Teres minor, Subscapularis
What is the origin of the infraspinatus muscle?
Infraspinous fossa
Which muscle of the shoulder has an origin from the subscapular fossa and inserts onto the lesser tubercle of the humerus?
Subscapularis
Which muscle gives the characteristic rounded shape to the shoulder?
Deltoid
Which muscle has an origin from the inferior angle of the scapula and inserts onto the medial lip of the intertubercular sulcus of the humerus?
Teres major
Which nerve passes through the quadrangular space?
Axillary nerve
Which ligament forms an arch superiorly over the glenohumeral joint?
Coracoacromial ligament
Which ligament helps stabilize the glenohumeral joint anteriorly?
Glenohumeral ligament
Which structure deepens the shallow glenoid fossa?
Glenoid labrum
Which muscle is NOT part of the rotator cuff?
Deltoid
Which muscle has an origin from the lateral third of the clavicle, the acromion, and spine of the scapula?
Deltoid
Test your knowledge of the axilla and its anatomical structures with this quiz. Learn about the apex, base, and four walls of the axilla, as well as the muscles that form its boundaries. Perfect for anatomy enthusiasts and medical students.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free