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Anatomy 208 > Head and Neck: Actions and Innervations > Flashcards

Head and Neck: Actions and Innervations Flashcards

(40 cards)

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1
Q

Orbicularis Oculi

A

A: Close Eye
I: Facial CN VII

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2
Q

Orbicularis Oris

A

A: Kissing
I: Facial CN VII

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3
Q

Frontalis

A

A: Raise eyebrows
I: Facial CN VII

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4
Q

Masseter

A

A: Elevate mandible
I: Mandibular V3 of Trigeminal CN V

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5
Q

Zygomaticus Major

A

A: Smile
I: Facial CN VII

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6
Q

Temporalis

A

A: Elevate mandible
I: Mandibular V3 of Trigeminal CN V

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7
Q

Pectoralis major

A

A: Flex & adduct arm

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8
Q

Pectoralis minor

A

A: Elevate ribs 3-5 & protract scapula

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9
Q

Serratus anterior

A

A: Protract scapula

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10
Q

Rotator cuff: Subscapularis

A

A: Medially rotate arm

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11
Q

Rotator cuff: Supraspinatus

A

A: Abduct arm

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12
Q

Rotator cuff: Infraspinatus
Rotator cuff: Teres minor

A

A: Adduct & Laterally rotate arm

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13
Q

Teres major

A

A: Adduct & Medially rotate arm

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14
Q

External intercostal

A

A: Elevate ribs
I: Intercostal nerve

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15
Q

Internal intercostal

A

A: Depress ribs
I: Intercostal nerve

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16
Q

Diaphragm

A

A: Compress abdominopelvic cavity for inhalation
I: Phrenic nerve

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17
Q

Platysma

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A

A: Tense neck
I: Facial CN VII

18
Q

Sternocleidomastoid

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A

A: Bilateral= Neck flexion
Unilateral= Contralateral neck rotation
I: Accessory CN XI

19
Q

Anterior & Posterior belly of digastric

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A

A: Depress mandible
I: Facial CN VII

20
Q

Mylohyoid

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A

A: Elevate hyoid during swallowing

21
Q

Sternohyoid

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A

A: Depress hyoid during swallowing

22
Q

Superior & Inferior belly of omohyoid

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A

A: Depress hyoid during swallowing

23
Q

Deltoid

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A

A: Anterior Fibers= Flexion of arm, medial rotation of arm
Lateral Fibers= Abduction of arm
Posterior Fibers= Extension of arm, lateral rotation of arm
I: Axillary Nerve

24
Q

Coracobrachialis

Study These Flashcards
A

A: Adduction of arm, Flexion of arm
I: Musculocutaneous nerve

25
Biceps Brachii
A: Both heads= Flexion of arm, supination of forearm Long head= Flexion of arm I: Musculocutaneous nerve
26
Brachialis
A: Flexion of forearm I: Musculocutaneous nerve
27
Triceps Brachii
A: Lateral Head= Extension of forearm Long Head= Extension of arm, adduction of arm, extension of forearm Medial Head= Extension of forearm I: Radial Nerve
28
Extensor carpi radialis longus
A Extension of wrist, abduction of hand I: Radial nerve
29
Extensor carpi radialis brevis
A: Extension of wrist. abduction of hand I: Radial nerve
30
Extensor digitorum
A: Extension of fingers 2-5 I: Radial nerve
31
Extensor carpi ulnaris
A: Extension of wrist, adduction of hand I: Radial nerve
32
Extensor retinaculum
Thick tendon
33
Pronator teres
A: Pronation of forearm I: Median nerve
34
Flexor carpi radialis
A: Flexion of wrist, abduction of hand I: Median nerve
35
Palmaris longus
A: Flexion of wrist I: Median nerve
36
Flexor carpi ulnaris
A: Flexion of wrist, adduction of hand I: Ulnar nerve
37
Flexor digitorum superficialis
A: Flexion of fingers 2-5 I: Median nerve
38
Flexor digitorum profundus
A: Flexion of fingers 2-5 I: Median nerve
39
Flexor pollicis longus
A: Flexion of pollex I: Median nerve
40
Brachioradialis
A: Flexion of forearm I: Radial nerve

Anatomy 208 (4 decks)

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