Advanced Anatomy Lab 3: Muscles Exam Questions and Answers
With complete solution–Expert Verified | Latest Questions 2025
What are the attachments of the anconeus muscle?: lateral epicondyle of humerus,
olecranon process of ulna, and posterior surface of ulna
What is the action performed by the anconeus muscle?: extend forearm
What is the innervation of the anconeus muscle?: radial nerve
What are the attachments of the brachioradialis muscle?: lateral suprcondylar ridge of
humerus and distal radius
What is the action performed by the brachioradialis muscle?: flexes forearm
What is the innervation of the bracioradialis muscle?: radial nerve
What are the attachments of extensor carpi radialis longus?: lateral supracondylar
ridge of humerus and the base of the 2nd metacarpal
What is the action of extensor carpi radialis longus?: extend and abduct hand
1/5
, What is the innervation of extension carpi radialis longus?: radial nerve
What are the attachments of extensor carpi radialis brevis?: lateral epicondyle of
humerus and the base of the 3rd metacarpal
What is the action performed by extensor carpi radialis brevis?: extend and abduct
hand
What is the inervation of extensor carpi radialis brevis?: radial nerve
What are the attachments of extensor digitorum?: lateral epicondyle of humerus, extensor
expansions of digits 2-5, and distal phalanges of digits 2-5
What is the action performed by extensor digitorum?: extend digits 2-5 at metacar-
pophalangeal and interphalangeal joints
What is the innervation of extensor digitorum?: radial nerve
What are the attachments of extensor digiti minimi?: lateral epicondyle of humerus and
extensor expansion of digit 5
2/5
With complete solution–Expert Verified | Latest Questions 2025
What are the attachments of the anconeus muscle?: lateral epicondyle of humerus,
olecranon process of ulna, and posterior surface of ulna
What is the action performed by the anconeus muscle?: extend forearm
What is the innervation of the anconeus muscle?: radial nerve
What are the attachments of the brachioradialis muscle?: lateral suprcondylar ridge of
humerus and distal radius
What is the action performed by the brachioradialis muscle?: flexes forearm
What is the innervation of the bracioradialis muscle?: radial nerve
What are the attachments of extensor carpi radialis longus?: lateral supracondylar
ridge of humerus and the base of the 2nd metacarpal
What is the action of extensor carpi radialis longus?: extend and abduct hand
1/5
, What is the innervation of extension carpi radialis longus?: radial nerve
What are the attachments of extensor carpi radialis brevis?: lateral epicondyle of
humerus and the base of the 3rd metacarpal
What is the action performed by extensor carpi radialis brevis?: extend and abduct
hand
What is the inervation of extensor carpi radialis brevis?: radial nerve
What are the attachments of extensor digitorum?: lateral epicondyle of humerus, extensor
expansions of digits 2-5, and distal phalanges of digits 2-5
What is the action performed by extensor digitorum?: extend digits 2-5 at metacar-
pophalangeal and interphalangeal joints
What is the innervation of extensor digitorum?: radial nerve
What are the attachments of extensor digiti minimi?: lateral epicondyle of humerus and
extensor expansion of digit 5
2/5
