Humans detect taste with taste receptor cells. These are clustered in taste buds and scattered in other areas of the body. Each taste bud has a pore that opens out to the surface of the tongue enabling molecules and ions taken into the mouth to reach the receptor cells inside.1  salty.2  sour. 3  sweet. 4  bitter.5  umami.umans detect taste with taste receptor cells. These are clustered in taste buds and scattered in other areas of the body. Each taste bud has a pore that opens out to the surface of the tongue enabling molecules and ions taken into the mouth to reach the receptor cells inside. 1  salty. 2  sour. 3  sweet. 4  bitter. 5  umami.
Raynaud's Syndrome May be the Cause of Your Fiery Fingertips. Another major cause of burning fingertips is Reynaud's Syndrome. This condition is brought about when the blood vessels that supply the hands and/or feet narrow. In individuals with Reynaud's, episodes of burning fingertips are exacerbated by exposure to cold.
1 An infection in your joints will make you feel stiff and immobilize your finger. 2  Bone tumors cause symptoms of pain and swelling that tend to be worse at night. 3  With a bone tumor, you are more likely to experience broken fingers.4  A spinal cord injury is likely if you experience burning, tingling, numbness, or weakness.verview. Ouch! Don't underestimate finger pain. When you hurt your finger, it can hurt. You might experience pain for a variety of reasons. You could have injured your finger by jamming it against a wall or by slamming it in a car door. Your bone might be fractured, sprained, or broken.