Upper Extremity Anatomy Chapter 4 Part 1 PDF
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St. Johns River State College
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Summary
This document details human upper extremity anatomy, specifically focusing on the hand and wrist. It includes diagrams of bones and joints, and practice questions on anatomy.
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UPPER LIMB Bontrager Chapter 4 Part 1 Hand Wrist UPPER LIMB Hand and wrist Forearm Humerus (Chapter 5) Shoulder girdle (Chapter 5) HAND AND WRIST BONES HAND AND WRIST JOINTS HAND AND WRIST ANATOMY KNOWLEDGE CHECK The bone marked “B” is the________...
UPPER LIMB Bontrager Chapter 4 Part 1 Hand Wrist UPPER LIMB Hand and wrist Forearm Humerus (Chapter 5) Shoulder girdle (Chapter 5) HAND AND WRIST BONES HAND AND WRIST JOINTS HAND AND WRIST ANATOMY KNOWLEDGE CHECK The bone marked “B” is the_________. A. Proximal phalanx, first digit B. Distal phalanx, first digit C. Metacarpal, first digit KNOWLEDGE CHECK The bone marked “B” is the_________. A. Proximal phalanx, first digit B. Distal phalanx, first digit C. Metacarpal, first digit KNOWLEDGE CHECK The bone marked “M” is the _________. A. Distal phalynx, third digit B. Proximal phalynx, fourth digit C. Middle phalynx, third digit D. Middle phalynx, fourth digit KNOWLEDGE CHECK The bone marked “M” is the _________. A. Distal phalanx, third digit B. Proximal phalanx, fourth digit C. Middle phalanx, third digit D. Middle phalanx, fourth digit KNOWLEDGE CHECK The joint marked “G” is the __________. A. Second carpometacarpal (CMC) joint B. Second metacarpophalangeal (MCP) joint C. Second distal interphalangeal (DIP) joint KNOWLEDGE CHECK The joint marked “G” is the __________. A. Second carpometacarpal (CMC) joint B. Second metacarpophalangeal (MCP) joint C. Second distal interphalangeal (DIP) joint KNOWLEDGE CHECK The bone marked “F” is the _________. A. Proximal phalanx, 1st digit B. Distal phalanx, 1st digit C. First metacarpal D. First carpal KNOWLEDGE CHECK The bone marked “F” is the _________. A. Proximal phalanx, 1st digit B. Distal phalanx, 1st digit C. First metacarpal D. First carpal KNOWLEDGE CHECK The joint marked “N” is the ____________. A. 5th Proximal IP joint (PIP) B. 5th Middle IP joint (IP) C. 5th Distal IP joint (DIP) D. 5th MCP joint KNOWLEDGE CHECK The joint marked “N” is the ____________. A. 5th Proximal IP joint (PIP) B. 5th Middle IP joint (IP) C. 5th Distal IP joint (DIP) D. 5th MCP joint KNOWLEDGE CHECK The joint marked “E” is the __________. A. 1st DIP joint B. 1st PIP joint C. 1st MCP joint D. 1st IP joint KNOWLEDGE CHECK The joint marked “E” is the __________. A. 1st DIP joint B. 1st PIP joint C. 1st MCP joint D. 1st IP joint CARPALS PROXIMAL ROW CARPALS – DISTAL ROW DISTAL & PROXIMAL CARPAL BONES CARPAL BONE MNEMONIC ANOTHER CARPAL BONE MNEMONIC Some Lovers Try Positions That They Can’t Handle MNEMONICS MADE UP BY PRIOR CLASSES Sassy Lucy Took Paul To The Carpal bone Court mnemonics start from the proximal House thumb side when naming the carpal bones. Scaphoid Lunate Triquetrum Pisiform Trapezium Trapezoid Capitate Hamate CARPAL SULCUS Medial nerve and flexor tendon passes through the carpal canal. Compression of the median nerve is referred to as: A. Scaphoid F. F Trapezoid B. Lunate G. G Capitate C. Triquetrum H. H Hamate D. Pisiform h. Hamulus E. Trapezium (Process) of hamate PA AND LATERAL CARPAL BONES PA AND LATERAL CARPAL BONES KNOWLEDGE CHECK The bone marked “A” is the _________. A. Lunate B. Scaphoid C. Pisiform D. Trapezium KNOWLEDGE CHECK The bone marked “A” is the _________. A. Lunate B. Scaphoid C. Pisiform D. Trapezium KNOWLEDGE CHECK The bone marked “D” is the _________. A. Hamate B. Scaphoid C. Capitate D. Pisiform KNOWLEDGE CHECK The bone marked “D” is the _________. A. Hamate B. Scaphoid C. Capitate D. Pisiform KNOWLEDGE CHECK The bone marked “G” is the __________. A. Capitate B. Hamate C. Trapezium D. Triquetrum KNOWLEDGE CHECK The bone marked “G” is the __________. A. Capitate B. Hamate C. Trapezium D. Triquetrum KNOWLEDGE CHECK This image demonstrates the _______. A. Carpal trough B. Carpal canal C. Carpal sulcus D. Both A and B E. Both B and C KNOWLEDGE CHECK This image demonstrates the _______. A. Carpal trough B. Carpal canal C. Carpal sulcus D. Both A and B E. Both B and C UPPER EXTREMITY Part 2 Forearm and Elbow FOREARM ANATOMY RADIUS Head, neck, and radial tuberosity are at the proximal end Radial styloid process and the ulnar notch is at the distal end ULNA Proximal process is called the olecranon process Olecranon concaves anteriorly and slightly inferiorly, forming the trochlear notch (or semilunar) notch ULNA The coronoid process projects anteriorly and curves slightly superiorly Located proximally and lateral to the coronoid process is the radial notch ULNA Located distally is the head and the ulnar styloid process A B FOREARM ANATOMY P O N C D A. Proximal radioulnar joint B. Olecranon process M C. Coronoid process D. Coronoid tubercle E. Body E F. Ulna G. Distal radioulnar joint L H. Head F I. Styloid process J. Distal radioulnar joint K. Styloid process L. Body M. Radial tuberosity G N. Neck H O. Head I P. Radial notch J K ELBOW ANATOM Y ELBOW ANATOMY A. Capitulum B. Lateral epicondyle C. Radial fossa D. Coronoid fossa E. Medial epicondyle F. Humeral condyle G. Trochlea H. Trochlear sulcus I. Coronoid process J. Head of radius ELBOW ANATOMY C. Radial fossa D. Coronoid fossa I. Coronoid process J. Head of radius K. Trochlear notch L. Olecranon process TRUE LATERAL ELBOW LATERAL ELBOW Concentric: “Having a common ANATOMY center” ELBOW – AP PROJECTION A. Medial epicondyle B. Trochlea (medial aspect) C. Coronoid tubercle D. Radial head E. Capitulum F. Lateral epicondyle LATERAL ELBOW ANATOMY KNOWLEDGE CHECK The _______ is located on the “thumb” side of the arm. A. Radius B. Ulna KNOWLEDGE CHECK The _______ is located on the “thumb” side of the arm. A. Radius B. Ulna KNOWLEDGE CHECK The head of the radius is located at the _____ portion of the forearm. A. Proximal B. Distal KNOWLEDGE CHECK The head of the radius is located at the _____ portion of the forearm. A. Proximal B. Distal KNOWLEDGE CHECK The arrow is pointing to the _________ of the ________. A. Lateral styloid process; ulna B. Medial styloid process; ulna C. Lateral styloid process; radius D. Medial styloid process; radius KNOWLEDGE CHECK The arrow is pointing to the _________ of the ________. A. Lateral styloid process; ulna B. Medial styloid process; ulna C. Lateral styloid process; radius D. Medial styloid process; radius KNOWLEDGE CHECK The arrow is pointing to the __________. A. Medial epicondyle B. Medial humeral condyle C. Head of the radius D. Olecranon process KNOWLEDGE CHECK The arrow is pointing to the __________. A. Medial epicondyle B. Medial humeral condyle C. Head of the radius D. Olecranon process JOINT CLASSIFICATIONS WRIST JOINT MOVEMENTS FOREARM ROTATION ELBOW ROTATIONAL MOVEMENTS FAT PADS In the elbow the fads pads are only visualized on the lateral projection Posterior fat pad: Lies in the olecranon fossa of the posterior humerus Anterior fat pad: Lies in the coronoid and radial fossae of the anterior humerus Supinator fat pad: Lies anterior to and parallel with the anterior aspect of the proximal radius Radiographic significance is when elbow injuries cause effusion and then displaces or alters the location and or appearance. FAT PADS C. Anterior fat pad D.Posterior fat pad E. Supinator fat pad END OF PART 2
