Flashcards in Exam 5 Upper Extremity 50X Deck (93)
What are the components of the upper limb?
Arm (First segment of Free Upper Limb)
Forearm (Elbow to wrist)
Hand (Wrist, Palm, Dorsum of Hand, Fingers)
The shoulder component of the upper limb lies in what areas?
Proximal Segment of limb overlaps thorax and back of trunk, plus Lower lateral neck
The Pectoral Girdle (Shoulder Girdles) attaches what?
Bones of Upper Limbs to the Axial Skeleton
(Pectoral Girdle = component of appendicular skeleton)
What makes up the Pectoral Girdle (Shoulder Girdles)?
The Clavicle articulates with what bones and lies superior to what?
Articulates: Sternum and Scapula
Superior to: 1st Rib
The Conoid Tubercle is the site of attachment for what?
Conoid portion of the Coracoclavicular ligament
The coracoclavicular ligament is located where?
Between the clavicle and coracoid process of scapula
What Scapulae landmark is the lateral end of the scapula spine and the high point of the shoulder?
What is the name of the cavity that accepts the head of the humerus, forming what joint?
Forms: Glenohumeral Joint
The thin edge of the scapula makes up what portion of the scapula and lies near?
Medial Border (Vertebral Border) lies near the vertebral column
The thick edge of the scapula makes up what portion of the scapula?
Lateral Border (Axillary Border)
The Scapula medial and lateral borders join (meet) at?
The Scapula Superior border and Medial Border join at?
What is the name of the indentation along the superior border of the scapula?
Scapular notch (Suprascapular notch)
What passes through the Suprascapular notch?
What is the projection at the lateral end of the superior border of the scapula in which tendons of muscles and ligaments attach?
Name the muscles whose tendons attach to the Coracoid Porcess?
Short Head of Biceps Brachii
Name the two ligaments that comprise the Coracolavicular ligament which attach the clavicle and Coracoid Process of the scapula, providing stability to the acromioclavicular joint?
Where does the Supraspinatus Muscle and Infraspinatus Muscle attach to the scapula?
The Subscapular Fossa on the anterior surface of the scapula is the site of attachment for which muscle?
What is the name of the ligament that traverses the scapular notch and converts it into a foramen?
Superior Transverse Scapular Ligament
What muscle originates near the scapular notch and frequently extends to the superior transverse scapular ligament?
What Passes under the Superior Transverse Scapular Ligament and what passes over the ligament?
-Suprascapular nerve travels under
-Suprascapular artery travels over
What is the name of the ligament that attaches the Acromion of the Scapula to the Coracoid process of the scapula?
The Suprascapular nerve and Suprascapular artery travel through what portion of the scapula after innervating the supraspinatus muscle?
Notch at the neck of the scapula
What muscles do the Suprascapular nerve and artery innervate and provide blood for?
The Suprascapular Nerve serves what functions in the upper extremity?
Shoulder Joint: Sensory
Suprascapular Neuritis, entrapment neuropathy of Suprascapular nerve as it travels through the Suprascapular notch may occur from what types of injuries?
Overuse of arm
Prolonged entrapment of the Suprascapular nerve may lead to what?
Visible wasting of supraspinatus and infraspinatus