Term
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Definition
Descending: draw scapula obliquely upward, rotate glenoid cavity superiorly, tilt head to same side, rotate head to opposite side
Transverse: draw scapula medially (adduct)
Ascending: draw scapula medially downward
All parts: steady scapula on thorax |
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Term
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Definition
Interally rotate upper limb
Adduct upper limb
Extend upper limb |
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Term
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Definition
| Draw scaupla medially upward, incline neck to same side |
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Term
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Definition
| Steady scapula; draw scapula medially upward |
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Term
| Serratus posterior superior action |
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Definition
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Term
| Serratus posterior inferior action |
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Definition
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Term
| Splenius capitis and cervicis action |
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Definition
Bilaterally extend cervical spine and head
Unilaterally flex and rotate head to same side |
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Term
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Definition
Bilaterally extend spine
Unilaterally bend spine ipsilaterally |
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Term
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Definition
Bilaterally extend spine
Unilaterally bend spine ipsilaterally |
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Term
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Definition
Bilaterally extend cervical and thoracic spine
Unilaterally bend cervical and thoracic spine ipsilaterally |
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Term
| Semispinalis capitis action |
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Definition
Bilaterally extend cervical spine and head
Unilaterally bend head/cervical spine ipsilaterally, rotate to opposite side |
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Term
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Definition
Bilaterally extend thoracic spine
Unilaterally rotate spine contralaterally |
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Term
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Definition
Bilaterally extend spine
Unilaterally flex spine ipsilaterally, rotate spine contralaterally |
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Term
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Definition
Bilaterally extend thoracic spine
Unilaterally bend spine ipsilaterally, rotate spine contralaterally |
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Term
| Rectus capitis posterior major/minor action |
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Definition
Bilateral: extend head
Unilateral: rotate head ipsilaterally |
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Term
| Obliquus capitis superior action |
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Definition
Bilateral: Extend head
Unilateral: Tilt head to same side; rotate to opposite side |
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Term
| Obliquus capitis inferior action |
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Definition
Bilateral: Extend head
Unilateral: Rotate head to same side |
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Term
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Definition
| Flex, internally rotate arm; abduct arm at shoulder; extend, externally rotate arm |
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Term
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Definition
| Externally rotate arm, weakly adduct arm at shoulder joint |
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Term
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Definition
| Internally rotate, adduct, extend arm at shoulder joint |
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Term
| Triceps brachii long head action |
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Definition
| Extend forearm at elbow joint; extend and adduct arm at shoulder |
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Term
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Definition
| Abduct arm at shoulder joint (first 15 degrees) |
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Term
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Definition
| Externally rotate arm at shoulder |
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Term
| Triceps brachii lateral head action |
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Definition
| Extend forearm at elbow joint; Extend and adduct arm at shoulder |
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Term
| Triceps brachii medial head action |
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Definition
| Extend forearm at elbow joint; extend and adduct arm at shoulder |
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Term
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Definition
| Extend forearm at elbow, stabilize elbow joint |
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Term
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Definition
| Adduct and internally rotate arm at shoulder; assist in respiration when shoulder is fixed |
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Term
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Definition
| Draw scapula downward; rotate glenoid inferiorly, assist in respiration |
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Term
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Definition
| Internally rotate arm at shoulder joint |
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Term
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Definition
| Raise and lower arm beyond 90 degrees; rotate scapula laterally; draw scapula laterally forward and elevate ribs when shoulder fixed |
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Term
| Sternocleidomastoid action |
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Definition
Unilaterally tilt head ipsilaterally, rotate head contralaterally
Bilaterally extend head, aid in respiration with fixed head |
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Term
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Definition
| Depress and wrinkle skin of face and mouth, tense skin of neck, depress mandible |
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Term
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Definition
Elevate upper ribs during forced respiration
Unilaterally bend cervical spine ipsilaterally
Bilaterally flex neck |
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Term
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Definition
Elevate ribs during forced respiration
Unilaterally bend cervical spine ipsilaterally
Bilaterally flex neck |
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Term
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Definition
Elevate ribs during forced respiration
Unilaterally bend cervical spine ipsilaterally
Bilaterally flex neck |
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Term
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Definition
| Flex elbow, supinate forearm; flex, abduct and internally rotate arm at shoulder |
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Term
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Definition
| Flex, abduct, internally rotate arm at shoulder |
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Term
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Definition
| Flex elbow joint, strongest |
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Term
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Definition
| Weak flexor of forearm at elbow; most effective midpronated |
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Term
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Definition
| Pronate forearm, weakly flex forearm at elbow |
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Term
| Flexor carpi radialis action |
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Definition
| Flex and abduct hand at wrist |
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Term
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Definition
| Weakly flex arm at elbow; tighten palmar aponeurosis |
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Term
| Flexor carpi ulnaris action |
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Definition
| Flex and adduct hand at wrist |
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Term
| Flexor digitorus superficialis action |
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Definition
| Flex hand at wrist; flex 2-5 digits at MCP and PIP joints; weakly flex arm at elbow |
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Term
| Flexor pollicis longus action |
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Definition
| Flex hand at wrist, flex thumb at MCP joint, CMC joint and IP joint |
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Term
| Flexor digitorum profundus action |
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Definition
| Flex hand at wrist, flex 2-5 digits at MCP, PIP, and DIP joints |
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Term
| Pronator quadratus action |
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Definition
| Pronate hand, stabilize distal radioulnar joint |
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Term
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Definition
| Tighten palmar aponeurosis |
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Term
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Definition
| Flex 2-5 MCP joints, extend 2-5 PIP and DIP joints |
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Term
| Abductor pollicis brevis action |
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Definition
| Abduct thumb at CMC joint |
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Term
| Flexor pollicis brevis action |
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Definition
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Term
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Definition
| Oppose thumb at CMC joint |
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Term
| Abductor digiti minimi action |
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Definition
| Flex and abduct 5th digit at MCP joint, extend 5th digit at PIP and DIP joints |
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Term
| Flexor digiti minimi action |
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Definition
| Flex 5th digit at MCP joint |
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Term
| Opponens digiti minimi action |
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Definition
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Term
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Definition
| Adduct thumb at CMC joint, flex thumb at MCP joint |
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Term
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Definition
| Flex 2, 4, 5 digits at MCP, extend them at DIP, PIP; adduct 2, 4, 5 digits towards 3rd digit |
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Term
| Extensor carpi radialis longus action |
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Definition
| Weakly flex forearm at elbow; extend and abduct hand at wrist |
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Term
| Extensor carpi radialis brevis action |
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Definition
| Weakly flex forearm at elbow; extend and abduct hand at wrist |
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Term
| Extensor digitorum action |
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Definition
| Extend wrist, extend MCP, PIP and DIP joints |
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Term
| Extensor digiti minimi action |
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Definition
| Extend wrist, extend 5th digit at MCP, DIP and PIP joints; abduct hand and 5th digit |
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Term
| Extensor carpi ulnaris action |
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Definition
| Extend and adduct hand at wrist |
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Term
| Abductor pollicis longus action |
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Definition
| Abduct hand at radiocarpal joint; abduct thumb at CMC joint |
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Term
| Extensor pollicis brevis action |
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Definition
| Abduct hand at radiocarpal joint; extend thumb at CMC and MCP joints |
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Term
| Extensor pollicis longus action |
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Definition
| Abduct hand at wrist; adduct thumb at CMC; extend thumb at MCP and IP joints |
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Term
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Definition
| Extend hand at wrist, extend 2nd digit at MCP, PIP, DIP joints |
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Term
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Definition
| Supinate arm at radioulnar joint |
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Term
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Definition
| Flex 2-4 digits at MCP joint, extend 2-4 digits at PIP and DIP joints, abduct 2-4 digits away from 3rd digit |
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Term
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Definition
| Trapezius, levator scapulae, rhomboids |
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Term
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Definition
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Term
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Definition
| Serratus anterior, (hunching) |
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Term
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Definition
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Term
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Definition
| Trapezius, serratus anterior |
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Term
| Scapula downward rotation |
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Definition
| Levator scapulae, rhomboids |
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Term
| Glenohumeral joint arm flexion |
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Definition
| Pectoralis muscles and deltoid |
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Term
| Glenohumeral joint arm extension |
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Definition
| Latissimus dorsi and deltoid |
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Term
| Glenohumeral joint arm abduction |
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Definition
| Supraspinatus, deltoid, serratus anterior |
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Term
| Glenohumeral joint arm adduction |
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Definition
| Pectoralis major, latissimus dorsi, teres major |
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Term
| Glenohumeral joint medial rotation |
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Definition
| Subscapularis, pectoralis major, anterior deltoid, latissimus dorsi, teres major |
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Term
| Glenohumeral joint lateral rotation |
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Definition
| Infraspinatus, teres minor, posterior deltoid |
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