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26 Cards in this Set

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  • Back
Which bone of the forearm articulates with the HUMERUS?
The ULNA
Which bone of the forearm articulates with the wrist?
RADIUS
What membrane connects the RADIUS and ULNA?
INTEROSSEOUS MEMBRANE
What type of joint exists between the RADIUS and ULNA?
Syndesmosis
What is the name of the point at the distal end of the RADIUS and ULNA?
STYOID PROCESS
What is the name of 'bump' of the elbow?
OLECRANOON PROCESS
Where does the PRONATOR TERES Originate?
Epicondyl process of HUMERUS.
What is the origin of the superficial flexors of wrist and digits?
Common origin
List Superficial flexors of wrist and digits in order from lateral to medial
PRONATOR TERES
FLEXOR CARPI RADIALIS
PALMARIS LONGUS
FLEXOR DIGITORUM SUPERFICIALIS
FLEXOR CARPI ULNARIS
Where does FLEXOR DIGITORUM SUPERFICIALIS insert?
Second Phalanx of all fingers except thumb
What are the deep flexor muscles of the wrist and digits?
FLEXOR POLLICIS LONGUS
FLEXOR DIGITORUM PROFUNDUS
Where does FLEXOR DIGITORUM PROFUNDUS Insert?
Distal phalanx of all fingers except thumb.
What differentiates BRACHIORADIALIS from the other anterior muscles of the forearm?
Action: Flexes forearm not wrist
Origin: Not Common Origin
Innervation: RADIAL NERVE
What muscles make up the "Anatomical snuff box"?
The TENDONS from:
ABDUCTOR POLLICIS LONGUS
EXTENSOR POLLICIS BREVIS
EXTENSOR POLLICIS LONGUS
What are the superficial Extensors of the wrist and digits from Thumb to Pinky?
EXTENSOR CARPI RADIALIS LONGUS
EXTENSOR CARPI RADIALIS BREVIS
EXTENSOR DIGITORUM
EXTENSOR DIGITI MINIMI
EXTENSOR CARPI ULNARIS
What action do muscles on the posterior of the forearm do to the thumb?
Abduction
What branches from the BRACHIAL ARTERY?
RADIAL ARTERY
ULNAR ARTERY
What branches from the ULNAR ARTERY?
COMMON INTEROSSEOUS ARTERY (very short)
Branches:
POSTERIOR INTEROSSEOUS ARTERY
ANTERIOR INTEROSSEOUS ARTERY
What is Innervated by the ULNAR NERVE?
FLEXOR CARPI ULNARIS
Medial 1/2 of FLEXOR DIGITORUM PROFUNDUS
What is Innervated by the MEDIAN NERVE?
All flexor muscles except FLEXOR CARPI ULNARIS & MEDIAL 1/2 of FLEXOR DIGITORUM PROFUNDUS (ULNAR NERVE)
What Innervates the Forearm Extensor Compartment
RADIAL NERVE itself
or via: POSTERIOR INTEROSSEOUS BRANCH
What Innervates the skin laterally from below the elbow to the wrist?
LATERAL CUTANEOUS NERVE
What does the MUSCULOCUTANEOUS NERVE become?
LATERAL CUTANEOUS NERVE
What causes a 'funny bone'?
Entrapment of the ULNAR NERVE.
What causes 'Wrist drop'?
Lesion of the RADIAL NERVE.
What nerve passes through the SUPINATOR?
POSTERIOR INTEROSSEOUS NERVE (branch of RADIAL NERVE)