Muscles
Osteokinematics & Grip Types
Pathologies
Arthrokinematics
100
What are the 5 muscles that come off the common flexor tendon?
flexor carpi radialis, flexor carpi ulnari, flexor digitorum superficialis, pronator teres, palmaris longus
100
What grip is being utilized when you are holding the handle of a skillet?
Cylindrical grip
100
Also called Frozen Shoulder, this is the inflammation and fibrosis of the shoulder joint capsule which leads to pain and loss of shoulder ROM
Adhesive capsulitis
100
Joint surface motion or the manner in which adjoining joint surfaces move on each other during osteokinematic joint movement is called:
Arthrokinematics
200
What 3 muscles must be activated to engage in radial deviation?
Extensor carpi radialis longus, extensor carpi radialis brevis, flexor carpi radialis
200
Finger abduction and adduction occur in what plane and around what axis?
Frontal plane and sagittal axis
200
This is common when a person falls on the outstretched hand, the wrist is usually hyperextended when the hand hits the ground
Wrist sprain
200
The radoiocarpal joint is what type of articulation?
Convex on Concave
300
What wrist muscle is missing in 21% of individuals?
Palmaris longus
300
What grip is being utilized and what joint motion is being used when you turn a key in a key lock?
Pad-to-side/lateral pinch/key pinch and forearm supination
300
Individual presents with the proximal phalanges hyperextended, middle and distal phalanges in extreme flexion
Claw Hand
300
During wrist flexion, what direction do the carpals glide on the radius?
Posteriorly
400
What are the 3 muscles of the anatomical snuffbox?
Abductor pollicis longus, extensor pollicis brevis, extensor pollicis longus
400
What grip is being utilized when you are picking up a needle or an earring off the table?
Tip-to-tip prehension
400
Common in the elderly, this is when a distal fragment is displaced posteriorly. Break in the distal radius at the level of the metaphysis.
Colles Fracture
400
The radoiocarpal joint has the MOST movement in a neutral position with slight ulnar deviation. What type of position is this called?
Open-packed position
500
Which 2 muscles receive innervation from both median and ulnar nerves?
Flexor digitorum profundus and lumbricals
Median (Lumbricals of digits 1 & 2), Ulnar (Lumbricals of digits 3 & 4)
500
Thumb opposition is a combination of what 3 motions?
CMC flexion, abduction, and rotation
500
Common in children, this is an incomplete fracture of the radius
Greenstick Fracture - more proximal than a Colles Fracture
500
During wrist extension, what direction do the carpals glide on the radius?
Anteriorly