A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid. It provides the cell with both structural support and protection, and also acts as a filtering mechanism.
Damage to the medulla oblongata can lead to an abnormal heart rate and also to death s it controls vital autonomic processes such as breathing and heart rate.
The primary motor cerebral cortex on the left side of the brain controls movement/muscle contractions of the right side of the body, the right motor cortex controls movement of the left side of the body.
Damage to the broca area might lead to inability to express language (Broca’s aphasia) as this region is important in language production.
A blow to the back of the head might affect the occipital lobe found at the back of the head and this lobe is associated with interpreting visual stimuli and information.
The corpus callosum functions in connecting the left side of the brain to the right side, with each side called an hemisphere. This connection allow for information to pass between the two halves.