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Human Anatomy > Muscles E-F (Forearm and Hand) > Flashcards

Muscles E-F (Forearm and Hand) Flashcards

1
Q

Pronator Teres (Origin and Insertion)

A

Common origin - common flexor tendon from the medial epicondyle

Radius - mid-shaft

Pronates the hand

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2
Q

Flexor Carpi Radialis

A

Flexion and abduction of the hand

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3
Q

Palmaris Longus (Insertion)

A

Flexor Retinaculum and Palmar Aponeurosis

Weak Flexion of the hand

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4
Q

Flexor Carpi Ulnaris (Insertion)

A

Pisiform Bone

Flexion and adduction of hand

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5
Q

Flexor Digitorum Superficialis (Insertion)

A

Middle of the intermediate phalange of all 4 fingers (complex)

Flexion of the intermediate phalange of all 4 fingers

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6
Q

Flexor Digitorum Profundus (Insertion)

A

Base of the terminal phalange of all 4 fingers

Flexes terminal phalange of 4 fingers

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7
Q

Flexor Pollicis Longus (Insertion)

A

Base of the distal phalange of thumb

Flexes Distal phalange

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8
Q

Pronator Quadratus

A

Pronates the hand

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9
Q

Extensor Carpi Radialis Longus (Origin)

A

Common Origin - common extensor tendon from the lateral epicondyle

Extension and abduction of the hand

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10
Q

Extensor Carpi Radialis Brevis

A

Extension and abduction of hand

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11
Q

Extensor Digitorum (Insertion)

A

Intermediate and distal phalanges via the dorsal expansion (hood)

Extends the phalanges of 4 fingers

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12
Q

Extensor Digiti Minimi

A

Extends little finger

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13
Q

Extensor Carpi Ulnaris

A

Extension and adduction of hand

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14
Q

Brachioradialis

A

Flexion of Forearm

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15
Q

Supinator

A

Supinates hand

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16
Q

Abductor Pollicis Longus

A

Abducts thumb

17
Q

Extensor Pollicis Brevis

A

Extends proximal phalanx

18
Q

Extensor Pollicis Longus

A

Extends terminal phalanx

19
Q

Extensor Indicis

A

Extends index finger

20
Q

Thenar Muscles

A
  1. Abductor Pollicis Brevis
  2. Flexor Pollicis Brevis
  3. Opponens Pollicis
  4. Adductor Pollicis
21
Q

Hypothenar Muscles

A
  1. Abductor Digiti Minimi
  2. Flexor Digiti Minimi
  3. Opponens Digiti Minimi
22
Q

Lumbricals - 4 (Origin and Insertion)

A

Tendon of flexor digitorum profundus

On radial (Lateral) side of the dorsum of the finger into aponeurotic extension of the extensor digitorum tendon (dorsal expansion)

Flex Proximal Phalange at the metacarpophalangeal joint of 4 fingers (plus)

23
Q

Palmar Interossei - 3 (Origin and Insertion)

A

Metacarpal

Dorsal Expansion (medial or lateral side)

Palmars Adduct (PAD)

24
Q

Dorsal Interossei - 4 (Origin and Insertion)

A

Two heads from adjacent metacarpals

Dorsal expansion (medial or lateral side)

Dorsals Abduct (DAB)

25
Q

Anterior Flexor Compartment - Superficial Group

A
  • Pronator Teres
  • Flexor Carpi Radialis
  • Palmaris Longus
  • Flexor Digitorum Superficialis
  • Flexor Carpi Ulnaris
26
Q

Anterior Flexor Compartment - Deep Group

A
  • Flexor Digitorum Profundus
  • Flexor Pollicis Longus
  • Pronator Quadratus
27
Q

Posterior Extensor Compartment - Superficial

A 
BrachioradialisExtensor Carpi Radialis Longus
Extensor Carpi Radialis Brevis
Extensor Digitorum
Extensor Digiti Minimi
Extensor Carpi Ulnaris
28
Q

Posterior Extensor Group - Deep

A
  • Supinator
  • Abductor Pollicis Longus
  • Extensor Pollicis Brevis
  • Extensor Pollicis Longus
  • Extensor Indicis
29
Q

Intermediate Muscles

A
  • Lumbricals
  • Palmar Interossei
  • Dorsal Interossei
30
Q

What Structures pass through the Carpal Tunnel?

A
  1. Palmaris Longus
  2. Flexor Digitorum Superficialis
  3. Flexor Digitorum Profundus
  4. Median Nerve
    * Total of 9 tendons and 1 nerve
31
Q

Landmarks of the Exterior of the Palm

A
  1. Hypothenar Eminence
  2. Thenar Eminence
  3. Radial Longitudinal Crease of Palm
  4. Proximal Transverse Crease of Palm
  5. Distal Transverse Crease of Palm
  6. Distal Transverse Crease of Wrist
32
Q

Name of the Covering of the Palmar aspect of the fingers

A

Fibrous Digital Sheath

33
Q

Tendosynovitis

A

Inflammation of the Synovial Membrane of the Fibrous Digital Sheath

Human Anatomy (42 decks)

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