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Appendicular Skeleto
Question | Answer |
---|---|
the upper limbs are attached to the trunk by the _____ | pectoral girdle or shoulder girdle |
the lower limbs are attachment to the trunk by the _____ | pelvic girdle |
the shoulder girdle consists of the ____ and the _____ | scapulae; clavicles |
the lateral end of the clavicle articulates with the ____ of the _____ | acromion; scapula |
the medial end of the clavicle articulates with the _____ | sternum (or manubrium) |
shoulder blade is the common term for the _____ | scapula |
the scapulae articulate with the ____ and the ____ | clavicle; humerus |
the scapulae articulate only indirectly with the axial skeleton via the ______. thus, they exhibit a large range of motion | clavicle |
the ____ of the scapula articulates with the clavicle | acromion |
the ___ of the scapula articulates with the humerus | glenoid cavity |
the ____ of the scapula serves as an attachment point for the biceps of the arm ( the biceps brachii) | coracoid process |
the suprascapular notch of the scapula is important because it ____. | serves as a nerve passageway |
the upper limb consists of the arm (______), forearm (______), and hand (______). | brachium; antebrachium; manus |
the _____ is the only bone in the arm | humerus |
the humerus articulates with the _____, ________, and ______. | scapula, radius, ulna |
the proximal end of the humerus includes the _____, which articulates with the scapula, ad the greater and lesser ______, which serve as an attachment points for muscles. | head; tubercles |
the proximal end of the humerus includes a large groove called the _____, which guides a tendon of the biceps to its attachment site. | intertubercular groove |
the large bump in the central region of the humerus is an attachment point for the major muscle of the shoulder, the deltoid, and is called the ______. | deltoid tuberosity |
at the distal end of the humerus are two epicondyles which serve as attachment sites for ligaments and muscles. the _____ epicondyle is the larger of the two. | medial |
the distal end of the humerus includes two condyles: one is the medial ____, which has an indentation in the center and which articulates with the ulna. | trochlea |
the distal end of the humerus includes two condyles: one is the lateral ______, which looks like a ball in the anterior view and articulates with the radius. | capitulum |
the distal end of the humerus includes two shallow indentations called the ____ and _____ fossae, which allow the ulna to move freely though a full range of motion. | coronoid; olecranon |
the medial bone of the forearm is the ______ | ulna |
the lateral bone of the forearm is the ______ | radius |
the largest bone palpable in the posterior elbow is the _____ of the _____. | olecranon process; ulna |
the _____ at the proximal end of the _____ articulates tightly with the trochlea of the humerus | trochlear notch; ulna |
at the distal end of the ulna is the sharp ____ of the ____, from which ligaments run to the wrist. | styloid process; radius |
at the proximal end of the radius is a bump called the _____ to which the biceps of the arm attaches. | radial tuberosity |
the hand contains three types of bone: the ____ of the fingers, the ____ of the palm, and the _____ of the wrist. | phalanges; metacarpals; carpals |
the scaphoid |