Lower Arm Muscles Flashcards
What are the primary muscles of the lower arm?
The primary muscles of the lower arm are the flexors and extensors.
True or False: The flexor muscles are located on the anterior side of the forearm.
True
Fill in the blank: The __________ muscles are responsible for bending the wrist and fingers.
flexor
What is the main function of the extensor muscles?
The main function of the extensor muscles is to extend the wrist and fingers.
Which muscle is located on the posterior side of the forearm?
The extensor carpi radialis longus.
Multiple Choice: Which of the following muscles is NOT a flexor? A) Flexor carpi radialis B) Flexor digitorum profundus C) Extensor carpi ulnaris
C) Extensor carpi ulnaris
What is the location of the pronator teres muscle?
The pronator teres is located on the anterior side of the lower arm.
True or False: The brachioradialis is primarily an extensor muscle.
False
Fill in the blank: The __________ is a muscle that helps with wrist flexion and is located near the elbow.
flexor carpi ulnaris
What is the primary action of the supinator muscle?
The primary action of the supinator muscle is to supinate the forearm.
Multiple Choice: Which muscle aids in wrist extension? A) Flexor digitorum B) Extensor digitorum C) Pronator quadratus
B) Extensor digitorum
What is the origin of the flexor carpi radialis?
The origin of the flexor carpi radialis is the medial epicondyle of the humerus.
True or False: The lower arm muscles are innervated by the radial and ulnar nerves.
True
Fill in the blank: The __________ muscle is responsible for extending the index finger.
extensor indicis
What is the function of the palmaris longus muscle?
The palmaris longus muscle assists in wrist flexion.
What is the location of the flexor digitorum superficialis?
The flexor digitorum superficialis is located in the anterior compartment of the forearm.
Multiple Choice: Which muscle is involved in thumb flexion? A) Flexor pollicis longus B) Extensor pollicis brevis C) Abductor pollicis longus
A) Flexor pollicis longus
What is the primary role of the extensor carpi ulnaris?
The primary role of the extensor carpi ulnaris is to extend and adduct the wrist.
True or False: The flexor pollicis longus is located on the posterior side of the forearm.
False
Fill in the blank: The __________ muscle helps with wrist abduction and is located on the lateral side.
extensor carpi radialis longus
What is the main action of the flexor digitorum profundus?
The main action of the flexor digitorum profundus is to flex the distal phalanges of the fingers.
Multiple Choice: Which of the following muscles is responsible for wrist adduction? A) Flexor carpi radialis B) Extensor carpi radialis longus C) Flexor carpi ulnaris
C) Flexor carpi ulnaris
What is the location of the extensor pollicis longus?
The extensor pollicis longus is located on the posterior side of the forearm.
True or False: The lower arm muscles primarily control movements of the shoulder.
False
