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Hand Muscles > Thenar Eminence > Flashcards

Thenar Eminence Flashcards

1
Q

Flexor Pollicis Brevis
(Origin)

A

Origin: Flexor retinaculum and tubercle of trapezium

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2
Q

Flexor Pollicis Brevis
(Insertion)

A

Insertion: Lateral side of base of proximal phalanx of thumb

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3
Q

Flexor Pollicis Brevis
(Action)

A

Action: Flexes Proximal Phalanx of Thumb

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4
Q

Flexor Pollicis Brevis
(Innervation)

A

Innervation: Median Nerve (Recurrent Branch)

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5
Q

Flexor Pollicis Brevis
(Blood Supply)

A

Blood Supply: Superficial Palmer Branch of Radial Artery

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6
Q

Abductor Pollicis Brevis
(Origin)

A

Origin: Flexor retinaculum,
tubercles of scaphoid and trapezium

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7
Q

Abductor Pollicis Brevis
(Insertion)

A

Insertion: Lateral side of base of proximal phalanx of thumb

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8
Q

Abductor Pollicis Brevis
(Action)

A

Action: Abducts Thumb

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9
Q

Abductor Pollicis Brevis
(Innervation)

A

Innervation: Median Nerve (Recurrent Branch)

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10
Q

Abductor Pollicis Brevis
(Blood Supply)

A

Blood Supply: Superficial Palmer Branch of Radial Artery

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11
Q

Opponens Pollicis
(Origin)

A

Origin: Flexor Retinaculum and Tubercle of Trapezium

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12
Q

Opponens Pollicis
(Insertion)

A

Insertion: Lateral Side of 1st Metacarpal

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13
Q

Opponens Pollicis
(Action)

A

Action: Draws 1st Metacarpal Forward and rotates it medially

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14
Q

Opponens Pollicis
(Innervation)

A

Innervation: Median Nerve (Recurrent Branch)

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15
Q

Opponens Pollicis
(Blood Supply)

A

Blood Supply: Superficial Palmer Branch of Radial Artery

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Hand Muscles (3 decks)

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