OCTH 712 exam 4
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| action of elbow needed for may self-care tasks, including hygiene, self-feeding, and bathing | show 🗑
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| show | extension
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| functional link between shoulder and arm | show 🗑
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| show | humerus
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| aspect of humerus, articular surface for ulna, medial and distal | show 🗑
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| show | capitellum
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| show | medial epicondyle
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| aspect of humerus, origin for extensor mm. of forearm, wrist, and fingers | show 🗑
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| what is the typical degree of valgus | show 🗑
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| show | women and throwing athletes
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| body position where distal portion is further from body in extension, UCL | show 🗑
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| show | coronoid fossa
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| show | radial fossa
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| aspect of humerus, posterior surface proximal to trochlea | show 🗑
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| show | ulna
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| bone that is stable base for elbow flexion and forearm rotation | show 🗑
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| show | trochlear notch
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| show | olecranon process
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| show | coronoid process
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| show | radial notch of ulna
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| aspect of ulna, distal end of ulna, articulates with radius and intra-articular disc of wrist joint | show 🗑
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| show | ulnar styloid
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| show | interosseous membrane
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| bone that has head, neck, bicipital tuberosity, styloid, ulnar notch | show 🗑
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| aspect of radius, bony cylinder that allows for rotation of radius around ulna | show 🗑
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| bone that rotates around the other bone of the forearm with pronation and supination | show 🗑
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| show | radial neck
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| aspect of radius, insertion site of biceps tendon | show 🗑
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| show | radial styloid
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| aspect of radius, medial surface of distal radius, shallow depression, articulates with head of ulna, part of distal radioulnar joint | show 🗑
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| show | humeroulnar joint
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| show | humeroradial joint
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| joint of elbow, structural: pivot, functional: uniaxial, pronation and supination, annular ligament holds the bones together | show 🗑
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| show | annular ligament
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| ligament of elbow, extends from medial epicondyle to olecranon and coronoid processes, prevents excessive valgus (lateral angulation) at elbow | show 🗑
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| show | radial collateral ligament
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| angulation of elbow positioning forearm closer to body, RCL | show 🗑
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| angulation of elbow positioning forearm further away from body, can affect extension, UCL | show 🗑
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| biceps brachii, brachialis, brachioradialis | show 🗑
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| primary function is elbow flexion, strongest supinator at proximal radioulnar joint, bicipital aponeurosis | show 🗑
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| tendinous expansion of biceps brachii, fibers insert into deep fascia on anteromedial forearm | show 🗑
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| deep m., flexes elbow joint, arises from anterior humeral shaft to distal deltoid tuberosity, only crosses elbow joint and attaches to ulna, crosses elbow to coronoid process and anterior ulnar shaft, works hardest with forearm supinated | show 🗑
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| flexor of elbow joint, can rotate forearm to neutral from supinated or pronated position, no further than neutral | show 🗑
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| triceps brachii and anconeus | show 🗑
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| which head of biceps brachii crosses glenohumeral joint and does flexion of the joint | show 🗑
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| extensor of elbow, medial and lateral heads do moderate extension, long head does high-resistance extension | show 🗑
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| show | anconeus
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| show | primary rotators of elbow
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| show | supinator
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| pronates forearm | show 🗑
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| active during all forearm pronation, pronation with elbow flexed | show 🗑
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| ex) self-feeding compensatory movements: scapular elevation, contralateral trunk flexion | show 🗑
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| ex) standing up from a chair by pushing on armrests compensatory movements: shoulder extension, ipsilateral trunk flexion | show 🗑
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| ex) carrying a dish compensatory movements: shoulder adduction and external rotation | show 🗑
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| ex) meal prep compensatory movements: shoulder abduction and internal rotation | show 🗑
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| show | supinator
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| show | cubital tunnel syndrome
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| show | ulnar collateral ligament injury
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| show | UCL
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| show | lateral epicondylosis
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| show | medial epicondylosis
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| bony landmarks are radial styloid, ulnar styloid, and Lister's tubercle | show 🗑
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| bony landmark of dorsal distal radius that is small and rounded and is a pulley for extensor pollicis longus tendon | show 🗑
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| show | proximal carpal row
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| show | distal carpal row
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| show | capitate
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| show | pisiform
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| show | scaphoid
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| provides protection for ulnar a. and n. | show 🗑
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| show | anatomical snuff box
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| show | radiocarpal joint
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| show | triangular fibrocartilage complex
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| mm.: extensor carpi radialis longus and brevis ex) playing tennis normal ROM: 70 compensatory movements: elbow flexion and finger extension | show 🗑
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| mm.: flexor carpi radialis and flexor carpi ulnaris ex) holding a dish normal ROM: 80 compensatory movements: elbow and finger flexion | show 🗑
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| show | radial deviation
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| show | ulnar deviation
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| joint of wrist, structural: pivot, functional: uniaxial, pronation and supination, supported by volar and dorsal radioulnar ligaments | show 🗑
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| what joints are the distal transverse arches on | show 🗑
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| what joints are the proximal transverse arches on | show 🗑
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| where is the longitudinal arch of the hand | show 🗑
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| how many joints are in the wrist and hand | show 🗑
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| show | carpometacarpal joints of fingers
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| show | metacarpophalangeal joints
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| joints of hand, structural: hinge, functional: uniaxial, flexion and extension, collateral ligaments limit lateral translation, proximal and distal | show 🗑
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| show | carpometacarpal joint of thumb
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| show | CMC osteoarthritis
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| originate proximally to wrist, generate a greater force | show 🗑
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| show | intrinsic mm.
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| does wrist flexion and radial deviation, ex) writing and self-feeding | show 🗑
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| extrinsic flexor m., does wrist flexion and ulnar deviation, ex) hammering | show 🗑
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| extrinsic flexor m., flexes elbow, tenses palmar fascia, absent in ~10% of people, ex) object grasp | show 🗑
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| show | flexor digitorum superficialis
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| extrinsic flexor m.; flexes MCP, PIP, and DIP; functional grasp and pinch; ex) playing racket sports and drawing | show 🗑
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| show | flexor digitorum superficialis
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| show | flexor digitorum profundus
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| part of digital pulley system, five per finger, pull tendons close to bones to allow for intricate hand movements | show 🗑
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| part of digital pulley system, three per finger | show 🗑
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| show | flexor pollicis longus
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| show | extensor carpi radialis longus and brevis
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| extrinsic extensor m., on ulnar side, ex) hammering and playing violin | show 🗑
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| extrinsic extensor m., crosses MCP and IP joints, ex) typing or swiping up on a phone | show 🗑
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| extrinsic extensor m., accessory m. that affects one finger, ex) pointing | show 🗑
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| show | extensor digiti minimi
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| show | abductor pollicis longus
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| extrinsic extensor mm., both affect one finger, ex) giving a thumbs-up or flipping a coin | show 🗑
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| show | anatomical snuff box
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| abductor pollicis brevis, flexor pollicis brevis, opponens pollicis; ex) grasping spherical objects | show 🗑
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| abductor digiti minimi, flexor digiti minimi, opponens digiti minimi; ex) grasping around an object | show 🗑
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| adducts digits, MCP flexion with PIP and DIP extension causes these to be the most active, ex) holding a book or sandwich | show 🗑
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| abducts digits, ex) cutting with scissors or typing | show 🗑
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| show | adductor pollicis
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| balance flexion and extension forces within fingers, active with PADs, ex) holding a book or sandwich | show 🗑
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| ligament known as flexor retinaculum, ventral surface of carpals, creates carpal tunnel | show 🗑
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| thick layer of fascia, over palm, protects neurovascular structures, has synovial sheaths that lubricate tendons and reduce friction during movement | show 🗑
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| separates tendons travelling over the wrist into 6 compartments | show 🗑
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| show | tendon injuries
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| show | extensor tendon injuries
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| show | trigger finger
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| PIP flexion, DIP hyperextension, can be caused by extensor tendon injuries | show 🗑
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| show | swan-neck deformity
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| show | ulnar n. injury
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| show | carpal tunnel syndrome
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| show | Dupuytren's contracture
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| show | De Quervain's tenosynovitis
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| movements of fingers muscles: dorsal interossei and palmar interossei ex) playing piano ROM: 20 compensatory movements: radial and ulnar deviation | show 🗑
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| movement of fingers muscles: extensor digitorum, extensor indicis, and extensor digiti minimi ex) catching a football ROM: 45 compensatory movements: wrist extension | show 🗑
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| movements of fingers muscles: flexor digitorum superficialis and flexor digitorum profundus ex) holding a cup of coffee ROM: PIP = 100, DIP = 90 compensatory movements: PIP = wrist, MCP, and DIP flexion; DIP = wrist, MCP, and PIP flexion | show 🗑
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| show | finger MCP flexion
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| movement of thumb muscles: flexor pollicis longus and flexor pollicis brevis ex) playing video games ROM: 15 compensatory movements: wrist ulnar deviation, thumb MCP and IP flexion | show 🗑
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| movement of thumb muscles: extensor pollicis longus, extensor pollicis brevis, abductor pollicis longus ex) playing video games ROM: 20 compensatory movements: wrist radial deviation, thumb MCP extension | show 🗑
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| movement of thumb muscles: abductor pollicis longus, abductor pollicis brevis, extensor pollicis longus, and extensor pollicis brevis ex) making a finger L ROM: 70 compensatory movements: wrist radial deviation | show 🗑
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| movement of thumb muscles: abductor pollicis longus and abductor pollicis brevis ex) holding a bottle ROM: 70 compensatory movements: wrist flexion | show 🗑
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| movement of thumb muscles: flexor pollicis longus and flexor pollicis brevis ex) swiping on a phone ROM: 50 compensatory movements: wrist ulnar deviation, thumb CMC and IP flexion | show 🗑
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| movement of thumb muscles: extensor pollicis longus and extensor pollicis brevis ex) swiping on a phone ROM: 0 compensatory movements: wrist radial deviation, thumb IP and CMC extension | show 🗑
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| movement of thumb muscle: flexor pollicis longus ex) swiping on a phone ROM: 80 compensatory movements: wrist ulnar deviation, thumb MCP and CMC flexion | show 🗑
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| show | thumb IP extension
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| show | sensorimotor function of hands
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| aspect of hand; thumb, index, and middle fingers; fine motor control; ex) threading a needle | show 🗑
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| show | ulnar aspect of hand
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| passive finger flexion created by active wrist extension, functional grip for individuals with paralysis of finger flexors, ex) spinal cord injury at C6 | show 🗑
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| show | dart thrower's motion
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| all fingers forcefully contract together, most functional and strongest, ex) wringing out a washcloth | show 🗑
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| muscles that respond to sensory feedback; provide functional balance of forces needed for object manipulation, grasp, and release | show 🗑
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| show | fractionation
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| show | palmar arches
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| position of hand, MCP flexion and PIP/DIP extension | show 🗑
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| show | intrinsic minus
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| can be used to assess grip and pinch strength, comparisons can be made to typical strength based on age and sex or nonaffected hand | show 🗑
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| grasp and pinch | show 🗑
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| show | grasp
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| show | pinch
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| cylindrical, hook, spherical, composite | show 🗑
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| show | cylindrical
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| grasp pattern, simultaneous flexion of PIPs and DIPs, extension of MCPs, ex) carrying a basket | show 🗑
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| show | spherical
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| show | composite
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| show | pinch patterns
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| show | tip
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| show | lateral / key
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| pinch pattern, tripod pinch, tip of thumb against tips of index and middle, ex) using a pencil | show 🗑
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| volar displacement of distal radial bone | show 🗑
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| dorsal displacement of distal radial bone | show 🗑
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| wear-and-tear arthritis, CMC joint of thumb is most common site on hand, painful and debilitating | show 🗑
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| show | cumulative trauma disorders
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| show | stereognosis
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| show | wrist drop
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| peripheral nerve injury, ulnar n. motor impairment, hyperextension of MCPs, loss of IP extension in ring and small fingers | show 🗑
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| show | hand of benediction
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