Grammatical gender. Grammatical gender is a system of noun classification. A common gender classification includes masculine and feminine categories. Masculine nouns are words for men, boys and male animals.Feminine nouns are words for women, girls and female animals.rammatical gender is a system of noun classification. A common gender classification includes masculine and feminine categories.
Things like thirst, changes in vision, and physical pain can indicate dehydration. If you are severely dehydrated, to the point you're experiencing things like a rapid heartbeat, see a doctor right away. In the future, change your habits to prevent dehydration.
When you become dehydrated your brain tissue loses water causing your brain to shrink and pull away from the skull. This triggers the pain receptors surrounding the brain, giving you a headache. Dehydration also causes your blood volume to drop which in turn lowers the flow of blood and oxygen to the brain.