Extremities Part 4 Flashcards
What two bones make up the pectoral girdle?
•Clavicle
•Scapula
What is the medial end of the clavicle?
Sternal end
What is the lateral end of the clavicle?
Acromial end
What is the vernacular for scapula?
Shoulder blade
What is the ridge of bone on the posterior side of the scapula?
Spine of the scapula
What bony prominence of the scapula can be palpated on the lateral side?
Acromion
What is the overall shape of the scapula?
Triangular
The scapula is a flat bone. What are its three edges?
•Superior border
•Medial border
•Lateral border
What are the three meeting points of the edges of the scapula?
•Superior angle
•Inferior angle
•Lateral angle
With what part of the scapula does the humerus articulate?
Glenoid cavity
What bony process lies superior to the scapulas articulation with the humerus and serves as the origin for the long head of the biceps brachii?
Supraglenoid tubercle
What bony process lies inferior to the scapulas articulation with the humerus and serves as the origin for the long head of the triceps brachii?
Infraglenoid tubercle
What is the broad relatively smooth anterior depression of the scapula?
Subscapular fossa
What is the depression superior to the spine or the scapula?
Supraspinous fossa
What is the depression inferior to the spine of the scapula?
Infraspinous fossa
What is the anterior process that has the form of a crows beak on the scapula?
Coracoid process
What is the only bone of the brachium?
Humerus
What part of the humerus articulates with the scapula?
Head
What bony prominence of the humerus lies proximally and laterally?
Greater tubercle
What bony prominence of the humerus lies proximally and anteriorly?
Lesser tubercle
Through what feature of the humerus does the tendon of the long head of the biceps brachii run?
Intertubercular groove
What feature of the humerus is the location of the Epiphyseal plate or line?
Anatomical neck
What feature of the humerus lies in the proximal region where the bone begins to narrow?
Surgical neck
What are two terms for the long central region of the scapula or any other long bone?
Shaft or diaphysis
What rough prominence lies on the lateral side of the middle portion of the humerus?
Deltoid tuberosity
What are distal easily palpated bony projections on the humerus?
Epicondyles
What feature of the humerus articulates with the head of the radius?
Capitulum
What feature of the humerus articulates with the ulna?
Trochlea