The cerebral cortex

• What is the outer grey matter covering of the cerebrum called?

  Cerebral cortex
• Why does the cerebral cortex have a large surface area?

  Due to the folds known as sulci and gyri
• What percentage of the brain's weight does the cerebral cortex account for?

  About 1/2 of the brain's weight
• How many hemispheres does the cerebral cortex have?

  Two hemispheres
• What are the ridges and folds on the cerebral cortex called?

  Gyri and sulci
• What is the name of the large deep sulcus that joins the two hemispheres of the brain?

  Medial longitudinal fissure
• In which direction does the medial longitudinal fissure run?


  From the front of the head to the back
• Which hemisphere of the brain controls the left side of the body?

  The right hemisphere
• Which hemisphere of the brain controls the right side of the body?

  The left hemisphere
• How do the two hemispheres of the brain communicate with each other?

  Through the corpus callosum
• What is the structure that connects the two hemispheres of the cerebrum?

  Corpus callosum
• Where is the corpus callosum located in relation to the cerebrum?

  It is at the center of the cerebrum