Upper limb - movement and Grips Flashcards

1
Q

Name the 5 general functions of the upper limb (MSSPE)

A
  • Manipulation
  • Sensation
  • Stabilisation
  • Protection
  • Expression/Communication
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2
Q

Describe/show abduction and adduction of the fingers

and

(radial) adduction/abduction of the thumb

A
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3
Q

Describe/show palmar abduction/adduction of the thumb

and

flexion/extension of the fingers

A
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4
Q

show extension/flexion of the thumb (saddle joint)

A
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5
Q

show reposition/opposition of the thumb

and

bending/flattening of the fingers

A
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6
Q

make a cylinder (power) grip

A
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7
Q

make a hook (power) grip

A
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8
Q

make a span/ball/palmar (power) grip

A
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9
Q

Name the Precision grips of the hand

A
  • terminal opposition (two fingertip “pincer”)
  • sub-terminal opposition (tri-pod, distal meta-carpal pinch)
  • pulp grip (pulpy bit of finger, the “okay” sign mixed with chef’s pinch)
  • scribe grip (like pulp, but to hold a pen)
  • Lateral pinch grip/key grip (gentle fist thumb flat over curl of pointer)
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10
Q

Name the Power grips of the hand

A
  • cylinder
  • hook
  • span/ball
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11
Q

which muscle groups generally facilitate precision and power grips?

A

forearm and intrinsic hand muscles

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12
Q

what type of movement might:
(flexor carpi ulnaris)
and
(flexor carpi radialis)
produce?

A

flex elbow and wrist:

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13
Q

what type of movement might:
(Palmaris longus) produce?

A

flex elbow and wrist

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14
Q

what type of movement might:
(Flexor digitorum superficialis and profundus) produce?

A

flex wrist and fingers

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15
Q

what type of movement might:
(Flexor pollicis longus) produce?

Remember: anterior muscles of the arm typically cause flexion

A

flex wrist and thumb

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16
Q

what type of movement might:
(Extensor carpi radialis longus and brevis) produce?

Remember: posterior muscles of the arm typically cause extension

A

extend and abduct the wrist

17
Q

Do “Ulnaris” muscles abduct or adduct?

A

Ulnaris = Adduct

18
Q

Does “Radialis” muscles abduct or adduct?

A

Radialis = Abduct

19
Q

what does the muscle (Abductor pollicis longus) do?

A

Abducts the thumb

20
Q

what does the muscle (Extensor digitorum) do?

A

extends the wrist and fingers

21
Q

what does the muscle (Extensor indicis) do?

A

extends the wrist and index finger

22
Q

what does the muscle (Extensor digiti minimi) do?

A

extends the wrist and little finger

23
Q

what do the muscles (Extensor pollicis longus and brevis) do?

A

extend the wrist and thumb

24
Q

what is the Brachial Plexus?

A

a network of nerves in the shoulder that carries movement and sensory signals from the spinal cord to the arms and hands

25
which vertebrae does the Brachial Plexus supply from?
C5-8 and T1
26
In terms of supply to the hand and forearm, what are the names of the three nerves that the Brachial plexus divides into?
Ulnar Nerve Radial Nerve Median Nerve
27
which parts of the hand does the Ulnar nerve take up?
28
which parts of the hand does the Radial nerve take up?
29
which parts of the hand does the Median nerve take up?