Asked by Terri Bryant on Jul 26, 2024
Verified
Radial nerve
A) Provides motor innervation to the biceps brachii
B) Innervates two forearm muscles plus most of the intrinsic hand muscles
C) Innervates all but one of the flexor muscles of the forearm and most of the hand muscles near the thumb
D) Innervates the deltoid and teres minor muscles
E) Innervates the triceps brachii
Radial Nerve
A nerve that extends down the arm and is responsible for innervating the posterior portion of the upper limb.
Deltoid
A large, triangular-shaped muscle covering the shoulder joint, responsible for arm abduction.
Triceps Brachii
A muscle located at the back of the upper arm, responsible for extension of the elbow joint.
- Determine the particular roles and operations of specific nerves in the body.
- Connect distinct nerves with their respective motor and sensory innervations.
Verified Answer
SL
Sydni LashleyJul 31, 2024
Final Answer :
E
Explanation :
The radial nerve innervates the triceps brachii muscle, among others, and is responsible for extending the elbow. It does not primarily innervate the muscles listed in the other options.
Learning Objectives
- Determine the particular roles and operations of specific nerves in the body.
- Connect distinct nerves with their respective motor and sensory innervations.