Brain

Brain

That part of the central nervous system inside our heads that controls all our perceptions, thoughts, feelings and voluntary movements.

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Brain

gray matter

Anatomy; Brain

Central nervous tissue that is relatively dark in color (in contrast to white matter) because of the relatively high proportion of nerve cell nuclei present

motoneurons

Anatomy; Brain

Neurons responsible for movement - the cell bodies of these neurons are located within the brain or spinal cord and the axons are located in muscle fibers

multipolar neurons

Anatomy; Brain

Neurons responsible for movement - the cell bodies of these neurons are located within the brain or spinal cord and the axons are located in muscle fibers

ventricle

Anatomy; Brain

Four small hollow spaces in the brain that are filled with cerebrospinal fluid - they contain the choroid plexus, which produce cerebrospinal fluid (CSF).

medulla oblongata

Anatomy; Brain

The lowest section of the brainstem (at the top end of the spinal cord); it controls automatic functions including heartbeat, breathing, swallowing, etc.