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Worksheetsforearm
Total questions: 86
Worksheet time: 1hrs 19mins
What are in the anterior superficial compartment of forearm?
Pronator teres, flexor carpi radialis, Palmeris longus, flexor carpi ulnaris
Flexor digitorum superficialis
Flexor digitorum profundus, flexor pollicis longus, pronator quadratus
Pronator quadratus, flexor carpi radialis, Palmeris longus, flexor carpi ulnaris
What is in the anterior intermediate compartment?
Pronator teres, flexor carpi radialis, Palmeris longus, flexor carpi ulnaris
Flexor digitorum profundus
Flexor digitorum superficialis
Flexor Carpi radialis
What is in the anterior deep compartment?
Flexor digitorum profundus, flexor pollicis longus, pronator teres
Flexor digitorum profundus, flexor pollicis longus, pronator quadratus
Pronator teres, flexor carpi radialis, palmaris longus
Flexor digitorum superficialis
How many muscles are in the anterior superficial compartment?
(a)
How many muscles in the anterior deep compartment?
(a)
How many muscles are in the anterior intermediate muscle?
(a)
Where does the pronator teres muscle originate? And what nerve innervates it?
Medial epicondyle and ulnar nerve
Medial epicondyle and median nerve
Lateral epicondyle and median nerve
Lateral epicondyle and ulnar nerve
Where does pronator teres attach too?
Base of distal phalanx
Mid shaft of anterior ulna
Mid shaft of lateral anterior radius
Radial styloid
What action does pronator teres muscle do?
Weak elbow flexion and supination
Weak elbow flexion
Pronates
Weak elbow flexion and pronates
What is the muscle the arrow #1 is pointing too?
(a)
Where does flexor carpi radialis originate at? What nerve innervates it?
Medial epicondyle and median nerve
lateral epicondyle and median nerve
Medial epicondyle and ulnar nerve
Lateral condole and ulnar nerve
Where does flexor carpi radialis attach too?
Base of the 1st metacarpal
Radial styloid
Base of the 2nd metacarpal
Palmar aponerous
What is the action of the flexor carpi radialis?
Radial deviation only
Radial deviation, wrist flexion and weak elbow flexion
Radial deviation, wrist extension
Radial deviation, wrist extension, and weak elbow flexion
What muscle is arrow #2 pointing to?
(a)
Where does the flexor digitorum superficialis muscle originate? What nerve innervates it?
Originates medial epicondyle and superior anterior radial boarder. Innervated by median nerve
Originates on proximal anterior medial ulna
Originates on proximal anterior medial ulna and radius
Where does the flexor digitorum superficialis muscle attach to?
Base of middle phalanges 2-5
Palmaris aponerous
Base of 2nd metacarpal
Shaft of the middle phalanges 2-5
What is the action of flexor digitorum superficialis?
Wrist flexion only
Wrist flexion and finger flexion (MCP, PIP)
Finger flexion only (MCP and PIP)
Wrist extension and finger extension (MCP, PIP)
What is this muscle on the forearm?
(a)
Where does palmaris longus muscle originate? What nerve innervates it?
Where does palmaris longus muscle attach to?
Base of 3rd metacarpal
Base of distal phalanges 2-5
Palmaris aponerous
Base of 5th metacarpal
What is the action of palmaris longus muscle?
Wrist flexion, tense palmaris aponerous
Wrist flexion, weak elbow flexion, tense palmaris aponerous
Wrist extension, weak elbow flexion, tense palmaris aponerous
Wrist flexion only
What muscle is the arrow #3 pointing to?
(a)
Where does flexor carpi ulnaris originate at? What nerve is it innervates by?
Where does the flexor carpi ulnaris muscle attach too?
Base of 5th metacarpal
Pisiform and hook of hamate
Pisiform, hook of hamate, 5th metacarpal
Base of distal phalanx
What is the action of flexor carpi ulnaris muscle?
Flex wrist and ulnar deviation
Flex wrist, weak elbow flex, and ulnar deviation
Wrist flexion only
Ulnar deviation only
What muscle is arrow #4 pointing to?
(a)
Where does flexor digitorum profundus muscle originate? What nerve is it innervated by?
Medial shaft and proximal medial anterior of ulna. Innervated by median nerve (2-3) and ulnar nerve (4-5)
Medial epicondyle and innervated by median nerve
Medial shaft and proximal medial anterior of ulna. Innervated by median nerve
Median epicondyle snd ulnar nerve
Where does flexor digitorum profundus muscle attach to?
Shaft of the middle phalanges 2-5
Palmaris aponerous
Base of distal phalanges 2-4
Base of distal phalanges 2-5
What is the action of flexor digitorum profundus?
Wrist flexion only
Wrist flexion and finger flexion (MCP, PIP, DIP)
Wrist extension and finger flexion (MCP, PIP, DIP)
Finger flexion only
What muscle is arrow #1 pointing to?
(a)
Where does flexor pollicis longus muscle originate from? What nerve innervates it?
Originates Anterior radius and interosseous membrane. Innervated by ulnar nerve
Originates anterior ulnar and interosseous membrane. Innervated by ulnar nerve
Originates anterior ulnar and interosseous membrane. Innervated by median nerve
Originates Anterior radius and interosseous membrane. Innervated by median nerve
Where does flexor pollicis longus muscle attach to?
Base of proximal phalanx
Base of distal phalanx
Base of 2nd metacarpal
Base of 2nd and 3rd metacarpal
What is the action of the flexor pollicis longus muscle?
Wrist flexion only
Thumb flexion only (CMC, IP)
Thumb extension only
Wrist flexion and thumb flexion (CMC, IP, MCP)
What muscle is arrow #2 pointing to?
(a)
Where does pronator quadratus muscle originate, attach to, and what nerve innervates it?
Originates at distal quarter of anterior ulnar and attached to distal quarter of anterior radius. Innervated by ulnar nerve.
Originates at distal quarter of anterior radius and attached to distal quarter of anterior ulnar. Innervated by median nerve.
Originates at distal quarter of anterior ulnar and attached to distal quarter of anterior radius. Innervated by median nerve.
Originates at distal quarter of anterior radius and attached to distal quarter of anterior ulnar. Innervated by ulnar nerve.
What is the action of the pronator quadratus muscle?
Wrist flexion and pronation
Wrist flexion
Pronation
Wrist extension and pronation
What muscle is the arrow pointing to?
(a)
What are the muscles in the radialis compartment?
extensor carpi radialis longus and brevis
Brachioradialis, extensor carpi radialis longus and extensor carpi ulnaris
extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris
Brachioradialis, extensor carpi radialis longus and brevis
How many muscles are in the posterior radialis compartment
(a)
How many muscles are in the posterior superficial compartment?
(a)
How many muscles in the posterior deep compartment?
(a)
What are the muscles in the posterior superficial compartment?
Extensor digitorum, extensor digiti minimi, extensor carpi radialis
Extensor digitorum, extensor digiti minimi, extensor carpi ulnaris
Extensor digitorum, extensor carpi radialis, extensor carpi ulnari
Extensor carpi radialis longus, brevis, snd extensor carpi ulnaris
What are the muscles in the posterior deep compartment?
abductor pollicis longus, extensor pollicis longus, extensor pollicis brevis, extensor indicis
Supinator, abductor pollicis longus, extensor pollicis longus
Supinator, abductor pollicis longus, extensor pollicis longus, extensor pollicis brevis, extensor indicis
abductor pollicis longus, extensor pollicis longus, extensor pollicis brevis
Where does the brachioradialis muscle originate?
Lateral epicondyle
Distal humerus, intramuscular septum
Medial epicondyle
Proximal humerus, intramuscular septum
Where does the brachioradialis muscle attach to? What nerve innervates it?
Radial styloid process and ulnar nerve
Base of 2nd metacarpal and radial nerve
Base of 2nd metacarpal and ulnar nerve
Radial styloid process and radial nerve
What is the action of the brachioradialis?
Weak elbow flexion
Weak elbow extension
Radial deviation and wrist flexion
Wrist extension
What is arrow #1 pointing to?
(a)
Where does extensor carpi radialis longus muscle originate at?
Later epicondyle
Lateral supracondyle ridge
Medial epicondyle
Medial supracondyle ridge
Where does extensor carpi radialis longus muscle attach to? What nerve innervates it?
Dorsal aspect of 3rd metacarpal. Innervated by radial nerve
Dorsal aspect of 2nd metacarpal. Innervated by ulnar nerve
Dorsal aspect of 2nd metacarpal. Innervated by radial nerve
Radial styloid process. Innervated by radial nerve
What is the action of extensor carpi radialis longus muscle?
Wrist extension and radial deviation
Wrist extension only
Radial deviation only
Wrist extension and finger extension
What is arrow #3 pointing to?
(a)
What is arrow #2 pointing to?
(a)
Where does extensor radialis brevis muscle originate?
Lateral epicondyle
Medial epicondyle
Lateral supracondyle ridge
Medial supracondyle ridge
Where does the extensor carpi radialis brevis attach to? What nerve innervates it?
The dorsal aspect of 3rd metacarpal. Innervated by ulnar nerve
The dorsal aspect of 2nd metacarpal. Innervated by radial nerve
The dorsal aspect of 3rd metacarpal. Innervated by radial nerve
Radial styloid process
What is the action of extensor radialis brevis muscle?
Wrist extension and radial deviation
Wrist extension only
Radial deviation only
Wrist flexion and radial deviation
Where does the extensor digitorum muscle originate?
Medial epicondyle
Posterior radius
Lateral epicondyle
Posterior ulna
Where does the extensor digitorum muscle attach to and innervated by what nerve?
Extensor expansion of digits 2-5. Innervated by radial nerve
Extensor expansion of digits 5. Innervated by radial nerve
Extensor expansion of digits 2-5. Innervated by ulnar nerve
Extensor expansion of digits 2. Innervated by radial nerve
What is the action of extensor digitorum muscle?
Wrist extension only
Wrist extension and finger extension (MCP,DIP, PIP)
Finger extension only
Wrist extension and radial deviation
What is arrow #1 pointing to?
(a)
What is arrow #2 point to?
(a)
What is arrow #3 pointing to?
(a)
Where does the extensor digiti minimi muscle originate?
Lateral epicondyle
Lateral supracondyle ridge
Medial epicondyle
medial supracondyle ridge
Where does extensor digiti minimi attach to and innervated by what nerve?
Extension expansion of 5 digit. Innervated by ulnar nerve
Extension expansion of 2-5 digits. Innervated by radial nerve
Extension expansion of 5 digit. Innervated by radial nerve
Radial styloid process
What is the action of extensor digiti minimi muscle?
Wrist extension only
Wrist extension and finger extension of digit 5 (MCP, DIP, PIP)
finger extension of digit 5 (MCP, DIP, PIP) only
Radial deviation
Where does extensor carpi ulnaris originate at?
Medial epicondyle
Lateral epicondyle
Posterior radius
Posterior ulna
Where does the extensor carpi ulnaris muscle attach to? What nerve innervates it?
Extensor expansion of 5th digit. Innervated by Radial nerve
Dorsal aspect of 5th metacarpal. Innervated by radial nerve
Dorsal aspect of 5th metacarpal. Innervated by ulnar nerve
Extensor expansion of 5th digit. Innervated by ulnar nerve
What is arrow #1 pointing to?
(a)
What is arrow #2 pointing to?
(a)
What is arrow #3 pointing to?
(a)
What is arrow #4 pointing to?
(a)
What is arrow #5 pointing to?
(a)
Where does the supinator muscle originate at?
Olecranon process
Lateral epicondyle and olecranon
Medial epicondyle
Posterior radius
Where does supinator muscle attach to? What nerve innervates it?
Posterior ulna. innervated by ulnar nerve
Lateral, posterior, proximal anterior radius. Innervated by ulna nerve
Posterior ulna. Innervated by radial nerve
Lateral, posterior, proximal anterior radius. Innervated by radial nerve
What is the action of the supinator muscle?
Wrist extension only
Supination
Wrist extension and radial deviation
Radial deviation only
Where does abductor pollicis longus muscle originate at?
Posterior proximal ulna, radius, and interosseous membrane
Posterior ulna and interosseous membrane
Posterior radius and interosseous membrane
Lateral epicondyle
Where does the abductor pollicis longus muscle attach to? What nerve innervates it?
Extension expansion of 1st digit. Innervated by radial nerve
Dorsal aspect of 2nd metacarpal. Innervated by radial nerve
Dorsal base of 1st metacarpal. Innervated by ulna nerve
Dorsal base of 1st metacarpal. Innervated by radial nerve
What is the action of abductor pollicis brevis?
Extension of thumb only
Extension and Abduction of thumb (CMC)
Abduction of thumb (CMC)
Wrist extension
Where does the extensor pollicis longus muscle originate?
Posterior middle radial and interosseous membrane. Innervated radial nerve
Posterior middle ulna and interosseous membrane. Innervated radial nerve
Posterior middle ulna and interosseous membrane. Innervated ulna nerve
Posterior middle radial and interosseous membrane. Innervated ulna nerve
Where does the extensor pollicis longus muscle attach to?
Radial styloid process
Extensor expansion of digit 1
Dorsal base of proximal phalanx
Dorsal base of distal phalanx
What is the action of extensor pollicis longus muscle?
Wrist extension and thumb extension (CMC)
Wrist extension only
Thumb extension only
Radial deviation
Where does the extensor pollicis brevis muscle originate and what nerve innervates it?
Posterior proximal ulna and interosseous membrane. Innervated by radius nerve
Posterior proximal radius and interosseous membrane. Innervated by ulna nerve
Posterior proximal radius and interosseous membrane. Innervated by ulna nerve
Posterior proximal radius and interosseous membrane. Innervated by radius nerve
Where does the extensor pollicis brevis muscle attach to?
Dorsal aspect of distal phalanx
Dorsal aspect of proximal phalanx
Dorsal aspect of proximal and distal phalanx
Extensor expansion of 1st digit
what is the action extensor pollicis brevis muscle?
Wrist and thumb extension
Wrist extension
Radial deviation
Thumb extension (CMC)
Where does extensor indicis muscle originate and what nerve innervates it?
Posterior distal radius and interosseous membrane. Innervated by radial nerve
Posterior distal ulna and interosseous membrane. Innervated by radial nerve
Posterior distal ulna and interosseous membrane. Innervated by ulna nerve
Posterior distal ulna and interosseous membrane. Innervated by ulna nerve
What is the action of extensor indicis muscle?
Wrist extension and extension of digit 2 (MCP, PIP, DIP)
Wrist extension only
extension of digit 2 (MCP, PIP, DIP)
Radial deviation
Where does the extensor indicis muscle attach to?
Dorsal base of 2nd metacarpal
Extensor expansion of digit 2
Extensor expansion of digits 2-4
Dorsal base of 3rd metacarpal
