20 Questions
In which position is the patient's forearm in the given test?
Forearm in pronation
What is the specific instruction given to the patient during the test for Extensor digitorum?
Extend all fingers simultaneously
Which grade indicates visible tendon activity but no joint motion?
Grade 1 (Trace)
Where should the resistance hand be placed during the test for Grade 5 (Normal) muscle strength?
Across the dorsum of proximal phalanges
What position should the wrist be stabilized in during the test for Grade 5 (Normal) muscle strength?
Wrist neutral
Which muscle is responsible for finger abduction in Grade 0 (Zero) muscle strength?
Dorsal interossei
When testing the little finger with the ring finger, which muscles are being tested in addition to the 4th dorsal interosseus?
Abductor digiti minimi
In Grade 1 muscle strength, which muscle is readily palpable at the base of the proximal phalanx during finger abduction?
Dorsal interossei
During finger adduction, which muscle should be avoided to prevent substitution?
Palmar interossei
Which muscles are responsible for thumb IP flexion?
Flexor pollicis longus
Which muscle is NOT an accessory muscle during finger MP flexion?
Extensor digitorum
What is the prime mover for finger MP flexion?
Lumbricales
In Grade 1 (Trace) muscle strength, what would be the expected palpation of lumbricales in the hand?
Not palpable
What grade of muscle strength would be indicated if there is visible tendon activity but no joint motion?
Grade 0 (Zero)
What should the patient do during the test for Grade 2 (Poor) muscle strength?
Uncurl fingers while flexing knuckles
What is the specific instruction given to the patient during the test for Grade 2 (Poor) muscle strength of Finger MP Extension?
Bend your knuckles back as far as they will go.
Which muscle is responsible for thumb IP flexion?
Flexor digitorum superficialis
During finger adduction, which muscle should be avoided to prevent substitution?
Dorsal interossei
In Grade 1 (Trace) muscle strength, what is visible but there is no joint motion during the Finger MP Extension test?
Visible tendon activity
During the PIP test, which grade of muscle strength includes the instruction 'Bend your index finger; hold it. Don't let me straighten it. Keep your other fingers relaxed.'?
Grade 1
This quiz assesses the ability to extend the MP joints against resistance in different grades of muscle strength. The position of the patient and therapist, as well as the resistance directions, are key components of this test.
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