Exam 2 Flashcards
Which nerves are capable of inducing both flexion and extension of the fingers?
Median and Ulnar
The extensor expansion of the index fiber is joined in the medial side by the tendon of the ___________
Extensor Indicis
What type of joint is the sternoclavicular joint?
Saddle (synovial joint)
How many muscles cross the elbow joint?
7
Where do the lateral parts of the extensor expansion insert?
Base of the distal phalanx
Which two muscles of the hand are supplied by the superficial palmar arch?
ABductor Pollicis Brevis and Flexor Pollicis Brevis
Digits 3-5 are supplied by what artery?
Ulnar
Thumb muscles that originate on scaphoid and trapezium?
ABductor Pollicis Brevis
The _______ artery, which passes through the anatomical snuffbox on its course to the proximal space in between the 1st and 2nd metacarpals to the superficial and deep palmar branches.
Radial
Where does the extensor expansion split into 3 parts?
Near the PIP
Where does the central part of the E.E. Insert?
Base of middle phalanx
Where do the lateral parts of the E.E. Insert?
Base of distal phalanx
Ulnar artery is a continuation of the _________ artery
Brachial
The ulnar artery runs anterior to the flexor retinaculum and into guyon’s canal.
T or F?
True
Which vein can be seen in the anatomical snuff box?
Cephalon Vein
