Biceps brachii vs Vagus nerve
| Property | Biceps brachii | Vagus nerve |
|---|---|---|
| Latin Name | Musculus biceps brachii | Nervus vagus |
| Type | Muscle | Nerve |
| Body System | Muscular | Nervous |
| Body Region | Upper Arm | Neck |
| Function | Primary supinator of the forearm and powerful flexor of the elbow. Also assists in shoulder flexion. The long head assists in shoulder joint stabilization. | The longest cranial nerve (CN X), providing parasympathetic innervation to most thoracic and abdominal viscera. Controls heart rate, peristalsis, sweating, speech, and various reflex actions including coughing, swallowing, and the … |
| Clinical Significance | Biceps tendon ruptures cause a visible bulge (Popeye deformity). Bicipital tendinitis causes anterior shoulder pain. The biceps reflex tests the C5-C6 nerve roots. | Vagus nerve stimulation is used to treat drug-resistant epilepsy and depression. Vagal tone affects heart rate variability. Vagotomy was historically used to treat peptic ulcers. Recurrent laryngeal nerve injury during … |
| FMA ID | 37670 | 5731 |
Full structure pages
Biceps brachii
Musculus biceps brachii
A two-headed muscle of the anterior compartment of the upper arm, the biceps brachii is the primary supinator of the forearm and a powerful flexor of the elbow, also assisting in flexion of the shoulder. …
Vagus nerve
Nervus vagus
The longest cranial nerve, the vagus nerve (CN X) provides parasympathetic innervation to most of the thoracic and abdominal viscera, influencing heart rate, peristalsis, sweating, and speech, as well as reflexes such as coughing, swallowing, …