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RA 102 Chapter 5

Forearm, Elbow, Humerus

TermDefinition
Olecranon is also known as the funny bone
Trochlear notch (depression) is also known as the semi lunar notch
Head, neck of elbow and tuberosity must show for an _____ projection elbow
Head of radius nearest to the shoulder is _____, head of radius nearest to the wrist is _____. proximal; distal
The head of the radius _____ with the radial notch of the ulna articulates
Epicondyle sits on the _____ which allows the insertion of muscles and ligaments condyle
Which anatomy part is synovial, hinge, flexion and extension (some rotation) the elbow
Position and technique need to show fat pads. True/False true
AP Projection of the forearm - seated facing x-ray table with arm extended - shoulder to wrist same level. - hand is supinated and find epicondyles and parallel to IR - CR perpendicular to mid forearm
How many AP projection of elbow should be taken 4 projections with a possible 5th. (axilla to finger tips same level)
An AP elbow with normal exposure technique 1/3 elbow and 1/3 humerus
What will show in an AP elbow oblique medial rotation; must show the coronoid process
An AP elbow can be partially flexed when the patient can’t straighten it out; CR perpendicular to the distal humerus
AP distal humerus: acute flexion of elbow - the jones position (orthopedic) completely flexed - 2 images; CR perpendicular to distal humerus and angle tube CR perpendicular to proximal radial ulnur.
Lateral elbow, radius with hand supinated as much as possible and full 360 of radial head - 4 lateral for radial head, difference is hand turning - medial lateral oblique, medial lateral, palm down, later lateral oblique
Recumbent position for AP humerus - hand is supinated - projection from shoulder to elbow - epicondyle parallel to table IR - CR perpendicular to mid humerus - arm abducted slightly.
Recumbent position for lateral humerus the posterior of patient’s hand against thigh, thump on table; arm adduction
Lateral recumbent body position for demonstration of the distal lateral humerus
What does it mean to have the hand supinated? palm of hand facing upward
What does it mean to have the hand pronated? palm of hand facing down
The ulnar articulates proximally with the distal trochlea of the humerus
Created by: nycems
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