Anatomy
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Muscles of Posterior Forearm: Superficial Muscles | Brachioradialis, Extensor carpi radialis longus, Extensor carpi radialis brevis, Extensor Carpi Ulnaris, Extensor Digitorum, Extensor digiti minimi
🗑
|
||||
| Mx of Pectoral Region | Pectoralis Major, Pectoralis Minor, Serratus Anterior
🗑
|
||||
| Extrinsic Back Muscles | Trapezius, Rhomboid Major, Rhomboid Minor, Levator Scapulae, Latissimus dorsi
🗑
|
||||
| Rotator Cuff | Subscapularis, Teres Minor, Infraspinatus, Supraspinatus
🗑
|
||||
| Not part of rotator cuff: | Teres Major
🗑
|
||||
| Intrinsic shoulder muscles | Deltoid; rotator cuff muscles; Teres Major
🗑
|
||||
| Muscles of Anterior Arm | Biceps brachii, Coracobrachialis, Brachialis
🗑
|
||||
| Muscles of Posterior Arm | Triceps Brachii
🗑
|
||||
| Muscles of Anterior Forearm: Superficial Muscles | Pronator Teres, Flexor Carpi Radialis, Palmaris Longus, Flexor Carpi Ulnaris, Flexor digitorum superficialis
🗑
|
||||
| Muscles of Anterior Forearm: Deep Muscles | Flexor Digitorum Profundus, Flexor pollicis longus, Pronator quadratus
🗑
|
||||
| Muscles of Posterior Forearm: Deep Muscles | Extensor indicis, Extensor pollicis longus, Extensor pollicis brevis, Abductor pollicis longus, Supinator
🗑
|
||||
| Hypothenar Muscles | Abductor digiti minimi, Flexor digiti minimi brevis, Opponens digiti minimi
🗑
|
||||
| Muscles of Central Compartment | Adductor pollicis, Lumbricals, Palmar interossei, Dorsal interossei
🗑
|
||||
| Superficial Muscles of Posterior Forearm: | Brachioradialis, ECRL, ECRB, ECU, extensor digitorum, extensor digiti minimi
🗑
|
||||
| Anterior forearm: Superficial compartment | Originate from medial epicondyle of humerus; Cross elbow
🗑
|
||||
| Anterior forearm: Deep compartment | Originate from shafts of ulna/ radius & inteross membrane; do not cross elbow
🗑
|
||||
| Superficial muscles of anterior forearm (lateral to medial) | Pronator teres, FCR, palmaris longus, FCU, FDS
🗑
|
||||
| Posterior forearm: Superficial compartment | Originate from lateral epicondyle; cross elbow
🗑
|
||||
| Posterior forearm: Deep compartment | Originate from ulna/radius &inteross membrane; do not cross elbow
🗑
|
||||
| Movements of the Anterior Forearm | Abduct/ adduct wrist; Flex wrist; Flex MCP/ IP joints; Pronate forearm
🗑
|
||||
| Movements of the Posterior Forearm | Abduct/ adduct wrist; Extend wrist; Extend MCP/ IP joints; Supinate forearm
🗑
|
||||
| Three compartments of hand muscles | Thenar (thumb); Hypothenar (little finger); Central (everything else)
🗑
|
||||
| Compression of median n. (as in carpal tunnel syndrome) causes: | atrophy of thenar eminence
🗑
|
||||
| Extensors digitorum & digiti minimi form what on dorsal digit surface? | Extensor hoods
🗑
|
||||
| Palmaris longus is absent in how many people? | 15%
🗑
|
||||
| Flexor digitorum tendons: tendon of deeper muscle will: | cross more joints
🗑
|
||||
| Tendons of FDP pass through: | gap in FDS to reach distal phalanx
🗑
|
||||
| Flexor digitorum tendons: held tightly to digits with: | fibrous digital sheaths
🗑
|
||||
| Flexor digitorum tendons: Lubrication of tendons provided by: | synovial sheaths
🗑
|
||||
| Carpal tunnel: roof = | flexor retinaculum
🗑
|
||||
| Carpal tunnel: Walls/ floor = | carpal arch
🗑
|
||||
| Carpal tunnel contains 10 structures: | 4 tendons FDS; 4 tendons FDP; 1 tendon FPL; Median n.
🗑
|
||||
| Extensor retinaculum: function | Holds tendons of extensors in place
🗑
|
||||
| Extensor retinaculum = | tendons surrounded by synovial sheaths
🗑
|
||||
| Common site of synovial (ganglionic) cysts | Extensor retinaculum
🗑
|
||||
| Medial epicondylitis is due to: | overpronation (golfers elbow)
🗑
|
||||
| Lateral epicondylitis is due to: | oversupination (tennis elbow)
🗑
|
||||
| Borders of cubital fossa | Lateral: brachioradialis mx; medial: pronator teres mx
🗑
|
||||
| Contents of cubital fossa | brachial artery; Median n.; median cubital vein.
🗑
|
||||
| Flexor retinaculum: proximal skin crease = | radiocarpal joint
🗑
|
||||
| Flexor retinaculum: distal skin crease = | proximal edge of FR
🗑
|
||||
| Carpals that articulate with radius = | Scaphoid & lunate
🗑
|
||||
| Most commonly injured carpals | Scaphoid (fracture) & Lunate (dislocation )
🗑
|
||||
| Movements of the Fingers | MCP joints: Flexion/ extension; Abduction/ adduction; IP joints: Flexion/ extension
🗑
|
||||
| Movements of the Thumb | Flexion/ extension; abduction/ adduction; opposition
🗑
|
||||
| Hand: location of muscles | All muscles on palmar (anterior) surface, none on dorsum
🗑
|
||||
| Condensation of deep fascia covering palm; anchored to skin = | Palmar aponeurosis
🗑
|
||||
| Thenar muscles: form the | thenar eminence (base of thumb)
🗑
|
||||
| Thenar muscles (3) | Abductor pollicis brevis; Flexor pollicis brevis; Opponens pollicis
🗑
|
||||
| Hypothenar Muscles: form the: | hypothenar eminence
🗑
|
||||
| Damage to ulnar nerve will cause: | atrophy of hypothenar eminence
🗑
|
||||
| Anatomical Snuff Box: location | Dorsolateral side of wrist/ hand
🗑
|
||||
| Anatomical Snuff Box: Lateral border = | extensor pollicis brevis & abductor pollicis longus
🗑
|
||||
| Anatomical Snuff Box: Medial border = | extensor pollicis longus
🗑
|
||||
| Anatomical Snuff Box: Floor = | scaphoid
🗑
|
||||
| Anatomical Snuff Box: Contents = | Radial artery
🗑
|
||||
| Avulsion injury of extensor digitorum tendon (usually extensor hood) = | Mallet finger
🗑
|
||||
| Thickening of conn tissue; eventually leads to contracture of digits = | Duputren contracture
🗑
|
||||
| Brachial a. branches into: | Ulnar a.; Radial a.
🗑
|
||||
| Ulnar and radial arteries form: | palmar arterial arches (Ulnar = superficial arch; Radial = deep arch)
🗑
|
||||
| Palmar arterial arches give off: | digital arteries
🗑
|
||||
| Where brachial a. bifurcates | just distal to cubital fossa
🗑
|
||||
| Position of superficial veins of forearm | Superficial to deep fascia
🗑
|
||||
| Dorsal venous network | = superficial veins of forearm (cephalic, basilic, median cubital)
🗑
|
||||
| Musculocutaneous n.: Motor | anterior arm
🗑
|
||||
| Musculocutaneous n.: Sensory | Lateral forearm
🗑
|
||||
| Median nerve: Motor | most of anterior forearm, thenar muscles of hand
🗑
|
||||
| Median nerve: Sensory | Lateral skin of hand
🗑
|
||||
| Ulnar nerve: Motor | 1.5 muscles anterior forearm, most muscles of hand
🗑
|
||||
| Ulnar nerve: Sensory | medial skin of hand
🗑
|
||||
| Radial nerve: Motor | posterior arm & forearm
🗑
|
||||
| Radial nerve: Sensory | posterior arm, forearm, and hand
🗑
|
||||
| All shoulder mx (except trapezius) innervated by: | brachial plexus
🗑
|
||||
| Serratus anterior innervated by: | long thoracic n.
🗑
|
||||
| Anterior arm mx (biceps, coracobrachialis, brachialis) innervated by: | musculocutaneous n.
🗑
|
||||
| Triceps brachii innervated by: | radial n.
🗑
|
||||
| Innervation of anterior forearm | mostly median
🗑
|
||||
| Flexor carpi ulnaris innervation | ulnar n.
🗑
|
||||
| Flexor digitorum profundus innervation | 1/2 from ulnar nerve, 1/2 from median n.
🗑
|
||||
| Posterior forearm innervation | All from radial n.
🗑
|
||||
| Thenar muscles innervation | All from median n.
🗑
|
||||
| Hypothenar muscles innervation | All from ulnar n.
🗑
|
||||
| Adductor pollicis mx innervation | ulnar n.
🗑
|
||||
| Lumbrical muscles innervation | Split: 1/2 from median, 1/2 from ulnar
🗑
|
||||
| Palmara interossei & dorsal interossei mx innervation | ulnar n.
🗑
|
||||
| Hand: Ulnar nerve: Motor | Hypothenar mx, Palmar/ dorsal interossei, Adductor pollicis, medial 2 lumbricals
🗑
|
||||
| Hand: Ulnar nerve: Sensory | Medial hand (dorsal & palmar)
🗑
|
||||
| Hand: Median nerve: Motor | Thenar muscles; Lateral 2 lumbricals
🗑
|
||||
| Hand: Median nerve: Sensory | Lateral hand
🗑
|
||||
| Radial n. innervation of hand | Sensory only to postero-lateral hand
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
Abarnard
Popular Anatomy sets