vagal
Học thuậtThân thiện
Definition
- Adjective:
- Relating to the vagus nerve: Pertaining to, affecting, or originating from the vagus nerve, which is the tenth cranial nerve responsible for parasympathetic control of the heart, lungs, and digestive tract.
Usage Examples
- Adjective:
- The patient exhibited a strong vagal response during the procedure.
- Vagal tone is an important indicator of autonomic nervous system health.
- The surgeon carefully avoided the vagal fibers.
Advanced Usage
- "Vagal stimulation": The deliberate activation of the vagus nerve, often for therapeutic purposes such as treating epilepsy or depression.
- Vagal stimulation can help regulate heart rate.
- "Vagal maneuver": A physical action intended to stimulate the vagus nerve to slow the heart rate, often used to treat certain types of tachycardia.
- The doctor instructed the patient in a vagal maneuver to try and stop the rapid heartbeat.
Variants and Related Words
- Vagus (noun): The full name of the nerve (the vagus nerve).
- The vagus is the longest cranial nerve.
- Vagotomy (noun): A surgical procedure involving the cutting of parts of the vagus nerve.
- A vagotomy was once a common treatment for ulcers.
Synonyms
- Parasympathetic (adj): Pertaining to the part of the autonomic nervous system, often associated with vagal activity for "rest and digest" functions. (Note: This is a broader term; "vagal" is more specific to the nerve itself.)
Related Phrases
- Vagal nerve stimulation (VNS): A specific therapeutic technique.
- Vagal nerve stimulation is a treatment option for drug-resistant epilepsy.
- Vagal escape: A physiological phenomenon where the heart resumes beating after vagal stimulation has stopped it.
- Vagal escape prevented cardiac arrest in the experiment.
Adjective
- of or relating to the vagus nerve