No taste on the tongue
At some point in school it was part of biology class: the areas of taste on the tongue. Where do you taste salty, where do you taste sweet? What can be the cause if suddenly you cannot perceive any taste with your tongue?
Function of the tongue
- Surely you already knew in which areas the tongue is divided. Every taste has its own area on the tongue, in which there are a particularly large number of taste receptors. In general, you can perceive every taste everywhere on the tongue; In the taste zones, however, there are noticeably many receptors in one direction.
- However, you can only taste such directions if the taste or the substances can be dissolved in water. This is the only way to perceive them through the saliva. Purely fat-soluble substances do not produce any taste on the tongue.
- If you eat chocolate or ice cream, take in the sweet taste most clearly on the tip of your tongue.
- You can taste a sour apple or salted chips on the edge of the tongue.
- Have a drink teawhich contains a lot of bitter substances, such as oak bark tea, you can recognize the taste at the back of the tongue.
- It is mistakenly thought that spiciness is also a taste. This is not the case, however: if your tongue signals to you that a food is spicy, it is not a taste; she has pains and shows you that in their own way.
A bitter taste on the tongue can have several causes. If you …
However, you can only taste it on the tongue to a limited extent. Some of the aromas get into the air through the air nosewhere they are registered by cells and transmitted to the brain via nerves. So you can taste fat-soluble substances, among other things. If the smells come together with the information from the tongue, you can recognize and assign tastes.
Causes of no taste
- If you suddenly can't feel any taste on the tongue, that is a reason to see your doctor.
- Most of the time you have others in such a case complaintsso that the doctor can determine the cause and treat you.
- Chronic damage to your taste buds can occur if you have diabetes mellitus. Small nerves are damaged as a long-term complication of diabetes, which can lead to a taste disturbance.
- Inflammation of the tongue can also cause you to lose taste. The tongue is painful, red and possibly swollen. This complaint occurs, for example, with iron deficiency or vitamin B12 anemia.
- The reacts to disturbances in the hormonal balance body very sensitive. If too little thyroid hormone or too much cortisol is released, it can happen that you no longer feel any taste when eating.
- Your cranial nerves pick up the information from the tongue and send it to the brain. If there is damage or inflammation in this area of the central nervous system, a taste disturbance among other symptoms is possible.
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