Cerebrospinal Fluid (CSF)

The clear fluid made in the ventricular cavities of the brain that bathes the brain and spinal cord. It circulates through the ventricles and the subarachnoid space. The fluid that flows in and around the hollow spaces of the brain and spinal cord, and between two of...

Cerebrum

The largest area of the brain, the cerebrum occupies the uppermost part of the skull. It consists of two halves called hemispheres. Each half of the cerebrum is further divided into four lobes: frontal, temporal, parietal and occipital. The forebrain is the largest...

Chemotherapy

Treatment of disease by means of chemical substances or drugs; usually used in reference to neoplastic (cancer) disease. Chemotherapy is a body-wide (systemic) treatment the use of drugs to kill bacteria, viruses, fungi, and cancer cells; administered by mouth or...