Guest Lecture Potential Questions Flashcards
True or false: THE AIN of the median nerve is only for motor
TRUE, it is only for motor
True or false: the superficial branch of the radial nerve is for motor only
FALSE, it’s only for sensory
What is the only policies muscle that has an innervation that is NOT the Median nerve?
The abductor pollicis longus gets the ULNAR NERVE c8 t1
What is a good motion to “quick screen” for median nerve
Finger Opposition
What is a good motion to use as a “quick screen” for the Ulnar Nerve
Finger Abduction/adduction
What is a good movement to use as a “quick screen” for the radial nerve
Thenar abduction
What goes through the carpal tunnel?
Median Nerve
Flexor Digitorum Superficialis
Flexor Digitorum Profundus
Flexor Pollicis Longus
If the thumb rests in adduction, you likely have _____ palsy
Median Nerve Palsy
“Ape hand”
If you have radial nerve palsy, the hand rests in ______
Wrist Flexion “Wrist drop”
If you have ulnar nerve palsy, what happens?
Claw Hand
Loss of Flexor Carpi Ulnaris, and Flexor Digitorum Profundus
Loss of intrinsics, and both medial lumbricals, and adductor pollicis
MCP joints are hyperextended and IP joints are flexed
The extensor hood does what 3 things:
Extension of IP joint
Counterbalances flexor forces of extrinsic muscles
Facilitates cordinated finger flexion
The central tendon of the extensor digitorum changes names after the Extensor hood to become…
Terminal Tendon
Swan Neck Deformity is due to damage to the ______ it presents as ____
Terminal tendon
PIP hyperextension and DIP flexion
Boutonniere deforminy is due to damage of the ______, it presents as…
Central Tendon
PIP flexion and DIP joint hyperextension
What finger pulleys are most important?
A2 and A4
