Glossary of CH 10 LOM brain and spinal cord
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- Efferent nerves
- motor nerves, carry message away from the brain and spinal cord
- Afferent nerves
- sensory nerves, carry messages from the organs to the brain and spinal cord
- parasympathetic nerves
- involuntary or autonomic nerves. regulate heart rate and respiration, balances out sympathetic nerves
- sympathetic nerves
- autonomic nerves that affect the body during times of stress.
- The central nervous system is made up of?
- the brain and spinal cord
- The peripheral nervous system is made up of?
- Cranial nerves (12 pair)
Spinal nerves (31 pair)
Autonomic nerves divided into parasympathetic and sympathetic
- Parts of the brain are?
- Cerebrum is responsible for?
- Thinking, personality, sensations, movements and memory
- Thalamus is responsible for?
- sensory impulses such as pain
- Hypothalamus is responsible for?
- body temp, sleep, sex drive, appetite, controls the pituitary glans
- Cerebellum is responsible for?
- coordination of the voluntary movements and balance
- Pons is responsible for?
- connection of nerves to the eyes and face
- Medulla oblongata is responsible for?
- regulating the heart, blood vessels and respiratory system. Crosses over left to right, right to left.
- Cauda equina
- the tail end of the nerves in the spinal column.
- spinal cord
- nervous tissue extending from the Medulla oblongata to the second lumbar vertebrae where it ends with the cauda equina
- gray matter
- found in the brain and spinal cord, contains cell bodies and dendrites of peripheral nerves
- white matter
- myelin sheath, found in the spinal cord, covers gray matter, contains nerve fibers
- membranes that cover the brain and spinal cord
- The three meninges are?
- dura mater
- The cerebral cortex is?
- the outer region of the cerebrum, contains sheets of nerve cells, gray matter of the brain
- space or canals in the brain where cerebrospinal fluid flows
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