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WorksheetsF&H 7
Total questions: 11
Worksheet time: 6mins
What is the name of this muscle?
abductor pollicis
flexor pollicis brevis
flexor pollicis longus
adductor pollicis
what is one action of this muscle?
assist to flex the thumb (MCP joint)
assist to extend the thumb (MCP joint)
abduct the thumb (CMP and MCP joints)
Assist in opposition of the thumb
Where does the deep head of this muscle attach?
Trapezium
all of the above
trapezoid
capitate
What is NOT an action of this muscle?
extend the thumb (IP joint)
assist to flex the wrist (radiocarpal joint)
flex the thumb (IP joint)
Flex the thumb (MCP and CMP joint)
What nerve innervates this muscle?
ulnar
median
radial
none of the above
Where does this muscle originate?
capitate
second and 4th metacarpals
3rd and 4th metacarpals
2nd and 4th metatarsals
What nerve innervates the superficial head of this muscle?u
ulnar
radial
median
all of the above
This is the only muscle that inserts on the base of the distal phalanx of the thumb.
Extensor pollicis
adductor pollicis
flexor pollicis longus
flexor pollicis brevis
which muscle assists in opposition of the thumb?
flexor pollicis brevis
flexor pollicis longs
adductor pollicis
all of the above
What is the superficial origination of this muscle?
trapezium
flexor retinaculum
extensor retinaculum
none of the above
Where does this muscle originate? (2)
posterior surface of radius
interosseous membrane
anterior surface of radius
capitate
