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.
In the back part of the brain is an area called the cerebellum, which controls balance and coordination. In the middle of the brain is the pituitary gland, which is small but very important. It makes hormones that control many different body functions.