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| axons carry messages to the cell body.dendrites carry messages away from the cell body |
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| the autonomic nervous system includes the peripheral nerves and ganglia |
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| the adult brain beights about 1,400 grams (3 pounds) |
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| the brain contains four lined cavities called ventricles |
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| the cerebral cortex of the frontal lobe controls motor functions |
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| thre three meninges are the dura mater, arachnoid, and pia mater |
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| a lumbar puncture may be done to determine the effectiveness of the blood-brain barrier |
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| the occipital lobe houses the visual area controlling eyesight |
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| the cerebrum is divided into two hemispheres - right and left - by a deep groove, know as the gyri |
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| the diencephalon contains the thalamus and the hypothalamus |
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| the hypothalamus is the center for mind-body experiences |
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| the peripheral nervous system inclused all the nerves that connect thebrain and spinal cord with sensory receptors, muscles, and glands |
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Definition
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| a nerve composed of fibers carrying impulses to the brain or spinal cord from muscles or glands is called an efferent nerve |
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| the spinal nerves are named in relation to their location on the spinal cord |
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Definition
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| nerves are named in relation to their locaton on the spinal cord |
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| the parasympathetic nervous system is referred to as the fight-or-flight system |
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Definition
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| sciatica is a form of neuritis that affects the sciatic nerve |
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Definition
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| the peripheral nervous system connects the central nervous system to structures of the body |
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Definition
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| thr spinal nerves are all mixed nerves |
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| under normal circumstances, the parasympathetic system would be stronger than the sympathetic system |
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Definition
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| both sympathetic and parasympethetic nerves are strongly influenced by emotion |
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| peripheral neruropathy is frequently caused by diabetes |
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Definition
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| _____ is a chronic inflammatory disease of the central nervous syster in which immune cells attack the myelin sheath of the nerve cell axons |
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| _____ is a progressive disease in which the initial symptom is usually a problem remembering recently learned information |
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| ____ is a seuzure disorder in the brain |
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| _____ is characterized by a shuffling gait, termors, pill-rolling, and muscular rigidity |
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| inflammation of the linking of the brain and spinal cord is called ______ |
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Definition
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| neuroglia is the type of cell that ______ |
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Definition
| insulates, supports, and protects neurons |
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Term
| another name for a nerve cell is ______ |
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Definition
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| which system consists of the brain and spinal cord? |
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Definition
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| what type of neuron emerges from the skin or sense organs and carries messages, or impulses, toward the spinal cord and brain? |
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Definition
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| when a neuron is "at rest" ______________ |
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Definition
| there are large amounts of potassium (K+) ions inside the cell |
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Term
| the neurotransmitter between muscle cells and the nervous system cells is ____ |
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Definition
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| without oxygen, brain damage will occur within _____ |
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| when somebody says "i need to use my gray matter," they are referring to the _____ |
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Definition
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| which of the following is part of the limbic system? |
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Definition
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| which plexus supplies motor movement to the posterior of legs and thighs? |
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Definition
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| which plexus supplies motor movement to the shoulder, wrist, and hand? |
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Definition
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| the cranial nerve that regulates hearing and balance is |
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Definition
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| the cranial nerve tha regulates vision is ___ |
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Definition
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| a nerve composed of fibers that carry impulses from the sense organs to the brain is called a/an ____ nerve |
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Term
| if a person is extremely stresed by the behavior of a colleague, this would mean what? |
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Definition
| the sympathetic system is dominant |
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Term
| when a provider taps the knee to determine the presence of a knee-jerk reflex, what is happening? |
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Definition
| a message is sent to the spinal cord to respond |
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Term
| during childbirth, a woman is given an epidural anesthetic to relieve the pain. this is an example of what type of anesthesia? |
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Definition
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| a patient is going to have a repair of a heart valve. what type of anesthesia would be used? |
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Definition
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| tingling, burning, and crawling of the skin would be called _____ |
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Definition
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| what is a therapy that delivers tiny electrical impulses to a specific nerve pathways through small electrodes placed on the skin? |
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Definition
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| * ________ is an inflammation of the brain |
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Definition
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| * a/an _____ is composed of bundles of nerve fibers enclosed by connective tissue |
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Definition
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| * there are ___ pairs of spinal nerves and ___ pairs of cranial nerves |
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Definition
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| * the simplest type of nervous response is the _____ |
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Definition
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| * reaction to a stimulus is called a/an _____ |
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| matching: outer brain covering |
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| one of the four major parts of the brain |
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