Central nervous system copy austin community college. Interneuron consists of one or more synapses in the. Learn chapter 12 nervous system physiology human anatomy with free interactive flashcards. The brain is held in the cranial cavity of the skull and it consists of the cerebrum, cerebellum, and the brain stem. The central nervous system cns is the brain and spinal cord, and the peripheral nervous system pns is everything else. The anatomical divisions are the central and peripheral nervous. Cranial nerves iiixii arise from the brainstem, and provide sensory innervation to the head and neck, with some extension of function into the. The pns, the part of the nervous system outside the cns, consists mainly of the nerves that extend from the brain and spinal cord.
It regulates thought, emotion, and our physiological processes. The brain and the spinal cord are the central nervous system, and they represent the main organs of the nervous system. The thalamus is a relay between the cerebrum and the rest of the nervous system. The cns consists of the brain and spinal cord, which occupy the dorsal body cavity and act as the integrating and command centers of the nervous system. The hypothalamus coordinates homeostatic functions through the autonomic and endocrine systems. The brain is contained within the cranial cavity of the skull, and the spinal cord is contained within the vertebral cavity of the vertebral column. The brain stem is composed of the midbrain, pons, and medulla. We explore the types of cells involved, the regions of the brain, spinal circuitry, and how. Choose from 500 different sets of chapter 12 nervous system physiology human anatomy flashcards on quizlet.
The nervous system can be separated into divisions on the basis of anatomy and physiology. Central nervous system part 1 intro study flashcards on chapter 12 the central nervous system at. The brain and spinal cord are protected by bony structures, membranes, and fluid. An overview of the major functional regions of the brain, brief overview of the spinal cord and examples of sensory and motor pathways through the central nervous system. These 12 nerves exist in the head and neck region and are called cranial nerves. Pdf on may 15, 2011, alicia garciafalgueras and others published the human nervous system. The cranial nerves are 12 pairs of nerves that arise directly from the brain and. Apart from its function of hydromechanical protection of the central nervous system, csf also plays a prominent role in brain development and. Summary the central nervous system ch12 shs111 uow. Bio 354 neurobiology 2 1 lecture 11 and 12 autonomic nervous system raghav rajan bio 354 neurobiology 2 february 11th 2015 material for lecture is from the following links. The central nervous system is made up of the brain and spinal cord. Overview of the central nervous system, neuroscience online electronic neuroscience textbook. Chapter 12 the nervous system and nervous tissue anatomy.