Bones in the arm and forearm Flashcards
What is the name of the two bony lumps on either side of the distal joint of the humerus called?
The medial and lateral epicondyle
What is found above each epicondyle?
The two epicondylar ridges
What part of the joint on the distal end of the humerus articulates with the ulna and radius?
Trochlea with the ulnar, Capitulum with the radius
Whats the bid hollow at the back of the humerus called?
The olecranon fossa
Which of the two forearm bones rotates and which states stationaryq
Radius rotates, ulna stays stationary
What three structures hold together the ulna and the radius
The Proximal and distal radio-ulnar joints, and the interosseous membrane
Name the five parts of the proximal ulna
Trochlea notch, Coranoid process, Olecranon, ulnar tuberosity, Radial Notch
What attaches to the olecranon
The triceps tendon
What inserts on the ulnar tuberosity?
The brachialis Tendon
Name the three parts of the radius
Radial Head, Radial Tuberosity, radial notch
What attaches to the radial tuberosity?
The biceps tendon
