kin 245 the wrist and hand joints

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what is the insertion of the flexor digitorum profundus

Base of the distal phalanxes of the four fingers

movement o f the thumb side of the hand toward the lateral aspect of the radial side of the forearm is termed----

abduction

the movements of the extensor pollicis brevis include extension of the thumb at the carpometacarpal and metacarpophalangeal joints, and wrist ---

abduction

the primary movemnts of the flexor carpi radialis at the wrist are flexion and----

abduction

the ---has the following attachments- origing: posterior aspect of the radius and midshaft of the ulna; insertion: base of the first metacarpal on the dorsal lateralsurface

abductor pollicis longus

movement of the fingers back together toward the middle finger is called----

adduction

the primary movements of the flexorcarpi ulnaris at the wrist are flexion and ---

adduction

what is the insertion of the extensor carpi radialis brevis

base of 3rd metacarpal

where is the insertion of the extensor carpi radialis brevis

base of the 3rd metacarpal

what is the insertion of the extensor carpi ulnaris

base of the 5th metacarpal

what is the insertion of the extensorcarpi radialis longus

base of the second metacarpal

the wrist joint is classified as a ---joint

condyloid-type

the----has the following attachments- origin: lateral epicondyle of the humerus; insertion: four tendons to the bases of the middle and distal phalanxes of the four figers

exensor digitorum

the movement of the abductor pollicis longus include abduction and---of the thumb at the carpometacarpal joint, and weak wrist extension

extension

the movements of the extensor indicis include extension of the index finger at the metacarpophalangeal joint, and wrist---

extension

the movements of the extensor pollicis longus include extension of the thumb at the carpometacarpal and metacarpophalangeal, and interphalangeal joints, as well as wrist ---

extension

the movements of the extensor pollicis longus include extension of the thumb at the carpometacarpal, metacarpophalangeal, and interphalangeal joints, as well as wrist---

extension

the movemnts of the extensor digit minimi include extension of the little finger at the metacarpophalangeal joint, and wrist---

extension

the ---has the following attachments; origin: lateral epicondyle of the humerus;insertion: base of the third metacarpal on the dorsal surface

extensor carpi radialis brevis

the ---has the following attachments-origin; distal third of the lateral supracondylar ridge of the humerus and the lateral epicondyle of the humerus; insertion" base of the second metacarpal on the dorsal surface

extensor carpi radialis longus

the ---has the following attachments-origin: lateral epicondyle of the humerus and the middle one-half of the posterior border of the ulna; insertion: base of the fifth metacarpal of the dorsal surface

extensor carpi ulnaris

the----has the following attachments-origin; middle to distal one-third of the posterior ulna; insertion: base of the middle and distal phalanxes of the second phalange on the dorsal side

extensor indicis

the -----has the following attachments-origin:posterior surface of the lower middle radius; insertion: base of the proximal phalanx of the thumb on the dorsal surface

extensor pollicis brevis

the ----has the following attachments-origin: posterior lateral surface of the lower middle ulna; insertion: base of the distal phalanx of the thumb on the dorsal surface

extensor pollicis longus

each finger has three interphalangeal joints while the thumb has only two t f

false

muscles that are considered to be wrist extensors include the extensor carpi radialis longus, extensor carpi radialis brevis and extensor carpi radialis t f

false

the extensor carpi radialis longus muscle can perform weak extension of the elbow when contracting concentrically t f

false

the flexor digitorum superficialis performs its action in the frontal plane t f

false

---is the common action of the flexor digitorum superficialis at the wrist, metacarpophalangeal, and intrphalangeal joints

flexion

the ----has the following attachments-origin:medial epicondyle of the humerus; insertion: base of the second and third metacarpals on the palmer surface

flexor carpi radialis

the ----has the following attachments- origin: proximal three-fourths of the anterior and medial ulna; insertion: base of the distal phalanges of the four fingers

flexor digitorum profundus

the ---has the following attachments- origin; middle anterior surface of the radius and anterior medial border of the ulna just distal to the coronoid process: insertions: base of the distal phalanx of the thumb on the palmer surface

flexor pollicis longus

where can the extensor carpi radialis longus be palpated

just proximal to the dorsal aspect of the wrist

where is the origin of the extensor digitorum

lateral epicondyle of humerus

what is the origin of the palmaris longus

medial epicondyle of the humerus

movement of the thumb across the palmer aspect to oppose an or all of the phalanges is termed---

opposition

the---has the following attachments- origin: medial epicondyle of the humerus; insertion : palmar aponeurosis of the second, third, fourth, and fifth metacarpals

palmaris longus

the origin of the flexor digitorum profundus is

proximal 3/4s of the anterior and medial ulna

movement of the thumb as it returns to anatomical position from opposition with the hand and/or fingers is termed----

reposition

what is the insertion of the extensor digitorum

the four tendons to the bases of middle and distal phalanxes of the four fingers on the dorsal surface of the hand

Motions of the finger metacarpophalangeal joints include flexion, extension, abduction, and adduction. t f

true

Motions of the metacarpophalangeal joints include flexion, extension,abduction, and adduction t f

true

extensor digitorum has its insertion on the four tendons to the bases of the middle and distal phlanxes of the four fingers on the dorsal surface of the hand t f

true

motions of the wrist joint include flexion, extension, abduction and adduction t f

true

muscles that are considered to be wrist flexors include the flexor carpi radialis, flexor carpi ulnaris, and palmaris longus t f

true

the abductor pollicis longus does not perform wrist extension t f

true

the extensor carpi radialis longus performs adduction at the wrist t f

true

the extensor carpi ulnaris and flexor carpi ulnaris are the prime movers in ulnar deviation t f

true

the extensor indicis performs extension of the index finger t f

true

the flexor digitorum profundus flexes the distal interphalangeal joints of the fingers t f

true

the flexor pollicis longus is located lateral with respect to flexor digitorum profundus t f

true

the muscles that aare considered to be agonist of phalangeal flexion include flexor digitorum superficialis, flexor digitorum profundus, and flexor pollicis longus t f

true


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