Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/37

Click to flip

37 Cards in this Set

  • Front
  • Back
what is the line of energy transfer when people fall on their hand?
third finger --> capitate --> scaphoid an dlunate --> radius
which carpal is most commonly fractured?
the scaphoid
which muscles are the thenar muscles?
the abductor pollicis previs, the flexor pollicis brevis, the opponens pollicis, and the adductor pollicis
which muscles form the thenar eminence?
the abductor pollicis previs, the flexor pollicis brevis, and the opponens pollicis
muscles in the thenar eminence are all innervated by what nerve?
the median nerve
what are the hypothenar muscles?
the flexor digiti minimi brevis, the abductor digiti minimi, the opponens digiti minimi, and the palmaris brevis
which muscles form the hypothenar eminance?
the flexor digiti minimi brevis, the abductor digiti minimi, and the opponens digiti minimi
what innervates all of the hypothenars?
the ulnar nerve
the hypothenar and thenar eminences each have one of what type of muscles?
an opponens, an abductor, and a flexor
what do the intermediate muscles do?
flex the metacarpophalangeal joints and extend the interphalangeal joints
which are the five hand muscles not innervated by the ulnar nerve?
the three thenar eminence muscles and the two lateral lumbricals
what innervates the five hand muscles not innervated by the ulnar nerve?
the median nerve
what is the main blood supply for the superficial palmar arch?
the ulnar artery
what is the main blood supply for the deep palmar arch?
the radial artery
where does the blood supply to the dorsal side of the hand come from?
the dorsal carpal network, which gets blood from both the radial and ulnar arteries
what nerve provides sensation to the lateral portion of the dorsum of the hand and the proximal parts of the lateral fingers?
the radial nerve
what does the median nerve branch into after it enters the hand?
the palmar digital branches and the recurrent branch.
what do the palmar digital branches of the median nerve do?
they provide sensation to the palmar surface of the lateral 3 1/2 fingers and the dorsum of their phalanges
what artery does the deep branch of the ulnar nerve travel with through the hand?
the deep palmar branch of the ulnar artery
what do the extensor hoods allow the hand to do?
flex the metacarpophalangeal joints while extending the interphalangeal joints
what muscles attach to the extensor hoods?
the lumbricals and interosseus muscles
what muscle do the extensor hoods extend from?
the extensor digitorum
what is a felon?
an infection in the closed septal space of the distal phalanx
where does edema go with a felon?
to the dorsum of the hand.
which muscles are responsible for thumb flexion?
the flexor pollicis longus and the flexor pollicis brevis
which muscles are responsible for thumb extension?
the extensor pollicis longus and the extensor pollicis brevis
which muscles are responsible for thumb abduction?
the abductor pollicis lonus and the abductor pollicis brevis
which muscles are responsible for thumb adduction?
the adductor pollicis
which muscles are responsible for thumb opposition?
the opponens pollicis and the opponens digiti minimi
which muscles are responsible for mp flexion?
the palmar interosseuous, the dorsal interosseous, the flexor digitorum superficialis, the flexor digitorum profundus, and the flexor digiti minimi
which muscles are responsible for mp extension?
the extensor digitorum, the extensor indicis, and the extensor digiti minimi
which muscles are responsible for mp abduction?
the dorsal interosseuous and the abductor digiti minimi
which muscles are responsible for mp adduction?
the palmar interosseuous
which muscles are responsible for pip flexion?
the flexor digitorum superficialis and profundus
which muscles are responsible for pip extension?
the dorsal and palmar interosseous, the lumbricals, and the extensor digitorum
which muscles are responsible for dip flexion?
the flexor digitorum profundus
which muscles are responsible for dip extension?
the dorsal and palmar interosseous, the lumbricals, and the extensor digitorum