What is the most complex nervous system?
Fast facts on the central nervous system
Here are some key points about the central nervous system. More detail and supporting information is in the main article. The CNS consists of the brain and spinal cord. The brain is the most complex organ in the body and uses 20 percent of the total oxygen we breathe in.
Which is the largest and most complex part of the brain?
The forebrain is the largest and most complex part of the brain. It consists of the cerebrum — the area with all the folds and grooves typically seen in pictures of the brain — as well as other structures under it.
What is the largest part of the central nervous system?
Brain and Cerebrum Location. The cerebrum is the largest part of the brain and controls voluntary actions, speech, senses, thought, and memory. The surface of the cerebral cortex has grooves or infoldings (called sulci), the largest of which are termed fissures. Some fissures separate lobes.
What is the most complex structure in the body?
The human brain is a 3-pound (1.4-kilogram) mass of jelly-like fats and tissues—yet it’s the most complex of all known living structures.
What is the biggest part of the brain?
The forebrain is the largest and most highly developed part of the human brain: it consists primarily of the cerebrum (2) and the structures hidden beneath it (see “The Inner Brain”).
Which brain structure is the largest and most complex quizlet?
What is the cerebrum? the largest and most complex part of the human brain: learning, remembering, thinking, and consciuosness, voluntary movement.
What is the largest part of the brain quizlet?
The cerebrum is the largest part of the brain. It is divided into 2 parts (halves) called the left and right cerebral hemispheres.
What part of the body has the largest most complex nerve tissue?
Nervous system vocabulary
|Brain||largest most complex nerve tissue in the body, it controls sensation, muscles, activity of glands, and the power to think, sense, and feel.|
|Spinal Cord||originates in the brain and extends down to the lower extremity of the trunk|
What are the three main parts of the nervous system?
The three main parts of the nervous system are : Central nervous system. Peripheral nervous system.
What are the two parts of the nervous system?
The brain and spinal cord make up the central nervous system. Nerves everywhere else in the body are part of the peripheral nervous system.