n. 1. A nonmetallic element, such as arsenic, that has some of the chemical properties of a metal. Most metalloids behave as semiconductors. 2. A nonmetallic element, such as carbon, that can form an alloy with metals. adj. also metÂ·alÂ·loiÂ·dal (mÄtâ²l-oidâ²l). 1. Relating to or having the properties of a metalloid.
It is your right part of your brain.The right part of the brain controls speech and emotions.Left controls movement and the necessery thinking. The limbic system controls human emotion. It includes the hippocampus, amygdala, anterior thalamic nuclei, and limbic cortex and forms the inner border of the cortex. The frontal cortex.
This part of the brain also controls speech and emotions as well as reading, thinking, and learning. The cerebellum, under the cerebrum at the back of the brain, controls balance and complex actions like walking and talking. The brain stem connects the brain with the spinal cord. It controls hunger and thirst and some of the most basic body functions, such as body temperature, blood pressure, and breathing. The brain is protected by the bones of the skull and by a covering of three thin membranes called meninges.