The Appendicular Skeleton Flashcards
Attaches the upper limbs to the trunk
Pectoral girdle
Attaches the lower limbs to the trunk
Pelvic girdle
Joint at the medial end of clavicle with sternum
Sternoclavicular joint
Joint at the lateral end of clavicle with scapula
Acromioclavicular joint
Joint at the scapula with humerus
Glenohumeral joint
Only the ____articulates with the axial skeleton
Clavicle
Shallow socket of the shoulder joint
Glenoid cavity
Because the glenoid cavity is shallow, this is good for ____but bad for______.
Glenoid cavity=socket of shoulder joint
flexibility, stability
The head of the humerus fits into the _____ and the ______
Glenoid cavity, acromion
The clavicle works to push the scapula ____ and _____. When it is fractured, the joint slumps forward
laterally, posteriorly
What form of ossification forms the clavicle?
Intramembranous
The clavicle is considered to be a ____ bone
long
The _____of the clavicle articulates with the manubrium
Sternal end
The ____ of the clavicle articulates with the scapula
Acromial end
Attachment points for biceps
Coracoid process. See on scapula
Fossa found superiorally on the scapula
Supraspinous fossa
Fossa found inferiorally on the scapula
Infraspinous fossa
The upper limb is made up of ____ bones broken into three groups:
30
Arm (brachium)
Forearm (antebrachium)
Hand (manus)
The humerus articulates with the ____ at the _____ at the shoulder
Articulates with the _____ and _____ at the elbow
scapula, glenoid cavity
radius, ulna
The ______of the humerus articulates with the head of the radius
Capitulum
The _____ of the humerus articulates with the coronoid process of the ulna
Trochlea
The trochlea of the humerus articulates with the ____ of the ulna
coronoid process
The ______ interconnects radius and ulna
interosseous membrane
Hand consists of the wrist ____, palm _____ and fingers_____
wrist=carpus
palm=metacarpals
fingers=phalanges
Three types of phalanges
Proximal, middle, distal-thumb only has proximal and distal
Metacarpals
I, II, III, IV, V-thumb is metacarpal I and the pinky is metacarpal V
See a loss of ___ and ___ between different vertebrae.Not so much the ____
carpals, metacarpals and phalanges. Not so much in the humerus
What makes up the pelvic girdle?
2 hip (coxal) bones +sacrum
The hip bones consist of three fused bones
Ilium, ischium and pubis
A deep hemispherical socket on lateral pelvic surface
Ancetabulum
The _____articulates with the head of the femur
Ancetabulum
The two pubic bones are joined by ____ called_____ at the midline
fibrocartilage, public symphysis
Proximal end of the femur consists of
Head for acetabulum
Trochanters
Distal end of the femur consists of
Condyles and epicondyles
Patellar surface for patella
The food is composed of
Tarsals, metatarsals, and phalanges
