Muscles
5 muscles that come off the common flexor tendon
What are flexor carpi radialis, flexor carpi ulnaris, flexor digitorum superficialis, pronator teres, & palmaris longus?
Grip being utilized when you are holding the handle of a skillet
What is cylindrical grip?
also called frozen shoulder, this is the inflammation and fibrosis of the shoulder joint capsule which leads to pain and loss of shoulder ROM
What is adhesive capsulitis?
Joint surface motion or the manner in which adjoining joint surfaces move on each other during osteokinematic joint movement
What is arthrokinematics?
Thumb opposition is a combination of what 3 motions
What are CMC flexion, abduction, & rotation?
3 muscles must be activated to engage in radial deviation
What are extensor carpi radialis longus, extensor carpi radialis brevis, & flexor carpi radialis?
Grip being utilized when you are fastening a snap or button
What is tip-to-tip prehension?
This is common when a person falls on the outstretched hand, the wrist is usually hyperextended when the hand hits the ground
What is wrist sprain?
Radiocarpal joint is this type of articulation
What is convex-on-concave?
Finger abduction and adduction occur in what plane and around what axis
What is the frontal plane around the sagittal axis?
Wrist muscle is missing in 21% of individuals
What is the palmaris longus?
Grip being utilized and what joint motion is being used when you turn a key in a key lock
What is pad-to-pad grip and forearm supination?
Present with the proximal phalanges hyperextended, middle and distal phalanges in extreme flexion
What is claw Hand?
During wrist flexion, the carpals glide in this direction on the radius
What is posteriorly?
4 movements that occur at the CMC joint of the thumb
What is flexion, extension, abduction, and adduction?
3 muscles of the anatomical snuffbox
What are abductor pollicis longus, extensor pollicis brevis (together), & extensor pollicis longus?
Passive grip and release is important to this hand action
Common in the elderly, this is when a distal fragment of the radius is displaced posteriorly
What is Colles fracture?
The position in which the radiocarpal joint has the MOST movement in a neutral position with a slight ulnar deviation
What is open-packed position?
Type of movement that occurs when flexor carpi radialis and flexor carpi ulnaris are activated
What is wrist flexion?
2 muscles receive innervation from both median and ulnar nerves
What are flexor digitorum profundus and lumbricals?
Strongest precision grip
What is lateral pinch?
Common in children, this is an incomplete fracture of the radius
What is greenstick fracture (more proximal than a Colles fracture)?
During wrist extension, the carpals glide in this direction on the radius
What is anteriorly?
Lumbricals cause what type of motion at the MCP and PIP joints?
What is MCP flexion and PIP extension?