When a person gets hit in the head and goes to the doctor, the first thing that is often done is to shine a light into the pupils, and this practice is vital. So why exactly is it done?
If you have ever been to the hospital with a head injury the doctor shines a light into your eye you know. Shining a light into the eye of someone who has been hit in the head is of great importance in evaluating many vital functions.
Especially after trauma, possible brain damage or To detect any negative situation very important. Let’s take a look at what its importance is and what has been detected.
Critical for analyzing the brain and nervous system.
Blows to the head can create pressure on brain tissue or affect brainstem functions. By looking at the reactions the pupil gives or does not give Any problem in the brain can be detected. We can also call it a basic neurological evaluation method.
Just looking at your pupils So much can be understood and it plays a big role in preventing possible problems. You will be amazed when we tell you one by one in a moment.
The pupils’ response to light is controlled through connections between the optic nerve and the brainstem.
The brainstem is a region that regulates basic life functions, and the movements of the pupil show whether this region is working as it should because a blow to the head, damage to these nerve pathways or the brainstem may cause.
Normally, Pupils shrink when exposed to bright light and dilate in the dark.However, after a head injury, the pupils may react abnormally as described below:
- Sudden and dilated pupils; It shows that the brain stem is under pressure and there may be a brain hemorrhage.
- Two pupils of different sizes, It may indicate an injury or bleeding in the brain. Especially if one pupil is wider than the other, it may indicate damage to the optic nerve.
- If the pupils do not react to light The brain stem or optic nerve may have lost its function.
In short, shining light on the eye and watching the pupil’s reactions; To evaluate the person’s level of consciousness and neurological status and intervene accordingly It’s pretty important.
Our other content that may interest you:
RELATED NEWS
Why Do Cat Pupils Become Round During the Day and Take the Shape of a Vertical Ellipse at Night?
RELATED NEWS
The Method That Makes You Say “Eyes Really Don’t Lie” to Detect Fake Images: Looking at the Pupils of the Eyes
Source link: https://www.webtekno.com/kafadan-darbe-alinca-goze-isik-tutmanin-sebebi-h147294.html