Anatomy - functional anatomy of the upper limb 3 Flashcards
which group of what muscles cause flexion in the hand?
a. anterior compartment
b. posterior compartment
c. forearm
a. the anterior compartment
what muscles cause extension in the hand
a. anterior compartment
b. posterior compartment
c. forearm
b. posterior compartment
which of these groups of muscles causes flexion of hand muscles?
a, extensor carpi radialis brevis, extensor carpi radialis longus extensor carpi ulnaris, extensor digitorum,
b. flexor carpi ulnaris, flexor carpi radialis , flexor digitorum superficialis, flexor digitorum profundus , palmaris longus, flexor pollicis longus
c. flexor carpi ulnaris and extensor carpi ulnaris
b.flexor carpi ulnaris, flexor carpi radialis , flexor digitorum superficialis, flexor digitorum profundus, palamaris longus, flexor pollicis longus
extension muscles of hand
a, extensor carpi radialis brevis, extensor carpi radialis longus extensor carpi ulnaris, extensor digitorum,
b. flexor carpi ulnaris, flexor carpi radialis , flexor digitorum superficialis, flexor digitorum profundus , palmaris longus, flexor pollicis longus
c. flexor carpi ulnaris and extensor carpi ulnaris
a.extensor carpi ulnaris, extensor carpi radialis brevis, extensor carpi radialis longus, extensor digitorum ,
adduction of wrist muscles
a. extensor digitorum, extensor carpi ulnaris, extensor carpi radialis longus, extensor carpi radialis brevis
b. flexor carpi ulnaris, extensor carpi ulnaris
c. flexor carpi ulnaris, flexor carpi radialis, flexor digitorum profundus , flexor digitoruem superficialis, palmaris longus, flexor pollicis longus
d. flexor carpi radialis, extensor carpi radialis brevis, extensor carpi radialis longus,
b. flexor carpi ulnaris , extensor carpi ulnaris
abduction of wrist muscles
a. extensor digitorum, extensor carpi ulnaris, extensor carpi radialis longus, extensor carpi radialis brevis
b. flexor carpi ulnaris, extensor carpi ulnaris
c. flexor carpi ulnaris, flexor carpi radialis, flexor digitorum profundus , flexor digitoruem superficialis, palmaris longus, flexor pollicis longus
d. flexor carpi radialis, extensor carpi radialis brevis, extensor carpi radialis longus, abductor pollicis longus
flexor carpi radialis, extensor carpi radialis longus, extensor carpi redialis brevis, abductor pollicis longus
muscles in the anterior compartment
a. pronator teres, pronator quadratus, flexor carpi radialis, flexor carpi ulnaris, flexor digitorum profundus, flexor digitorum superficialis, flexor pollicis longus, palmaris longus,
b. flexor carpi ulnaris, flexor carpi radialis,flexor digitorum profundus, flexor digitorum superficialis, flexor pollicis longus, palmaris longus,
c. extensor carpi ulnaris, extensor carpi radialis longus, extensor carpi ulnaris longus, flexor digitorum
a. pronator teres, pronator quadratus, flexor carpi radialis, flexor carpi ulnaris, flexor digitorum profundus, flexor digitorum superficialis, flexor pollicis longus, palmaris longus,
which nerve innervates the anterior compartment excluding the FCU and medial half of the FDP?
a. ulnar
b. radial
c. axillary
d. median
d.median
which nerve innervates the FCU and FDP medial half?
a. median
b. ulnar
c. axillary
d. radial
b.ulnar
the muscles of the thenar eminence, hypothenar eminence, interossei, adductor pollicis and lumbricals make up which group?
a. anterior compartment
b. small muscles of the hand
c. small muscles of the forearm
d. posterior compartment
b.small muscles of the hand
which three muscle types make up the thenar and hypothenar muscle groups?
a. adductor, flexor, opponens
b. abductor, flexor, opponens
c. abductor, extensor, opponens
d. adductor,extensor, opponens
b.abductor, flexor , opponens
which of these groups make up the thenar muscles?
a. abductor pollicis brevis, flexor pollicis brevis, opponens pollicis
b. abductor digitit minimi, flexor digiti minimi, opponens digiti minimi
a.abductor pollicis brevis, flexor pollicis brevis, opponens pollicis
which of these groups make up the hypothenar muscles?
a. abductor pollicis brevis, flexor pollicis brevis, opponens pollicis
b. abductor digitit minimi, flexor digiti minimi, opponens digiti minimi
b.abductor digitit minimi, flexor digiti minimi, opponens digiti minimi
where do opponens insert?
a. proximal phalanx
b. distal phalanx
c. metacarpals
c.metacarpals
where do abductors and flexors insert?
a. proximal phalanx
b. distal phalanx
c. metacarpals
a.proximal phalanx
where do thenar and hypothenar muscles originate?
a. metacarpals
b. proximal phalanx
c. flexor retinaculum and carpal bones
c.flexor retinaculum and carpal bones
all muscles in the hand except the two lateral lumbricals, abductor pollicis brevis, flexor pollicis brevis and opponens pollicis are innervated by what nerve? (Half LOAF)
a. ulnar
b. median
c. aillary
a.ulnar
all muscles in the posterior forearm are innervated by which nerve?
a. ulnar
b. median
c. radial
c.radial
cylindrical, spherical and hook are examples of which types of grips?
a. precision
b. power
b.power
which of these groups are classsified as power grips?
a. cylindrical,spherical,pinch
b. cylindrical,lumbrical, pincer
c. cylindrical,spherical,hook
d. pinch, pincer, prehension, lumbrical
c.cylindrical spherical hook
which of these groups are classsified as precision grips?
a. cylindrical,spherical,pinch
b. cylindrical,lumbrical, pincer
c. cylindrical,spherical,hook
d. pinch, pincer, prehension, lumbrical
d.pinch, pincer,prehension.lumbrical
which muscles are responsible for power grips?
a. short flexor of hand and long intrinsic of hand
b. long flexors of hand and short intrinsic of hand
b.long flexors of the hand and short intrinic of the hand
which muscles are responsible for precision grips
a. long flexors and short intrinsic
b. small muscles of the hand and some long flexors
b.small muscles of the hand and some long flexors
what movement is done by the palmar interossei?
a. abduction
b. adduction
c. flexion
d. extension
b.adduction
PAd DAb