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24 Cards in this Set
- Front
- Back
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When you work out and flex your biceps, you are calling on the somatic sensory portion of the nervous system
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False
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Both the parasympathetic and sympathetic divisions are part of the somatic motor nervous division
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False
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What we call special sense include taste, vision, hearing, and equilibrium
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True
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Exteroceptors are those that process information from visceral organs
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False
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All of the following are exteroceptors: Meissner's corpuscles, Pacinian corpuscles, and Merkel discs
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True
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Of these, only Meissner's corpuscles, Pacinian corpuscles, and Ruffini's corpuscles are encapsulated
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True
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The primary proprioceptors are muscle spindles, golgi tendon fibers, and hair follicle receptors
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False
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One of the largest branches of the sacral plexus is the sciatic nerve
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True
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The dermatomes are areas of skin that are innervated by the cutaneous branches from one spinal nerve
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True
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Although the exact cause is not known, migraine headaches appear to be tied to the cerebral arteries and the trigeminal nerve
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True
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An example of an interoceptor is one that receives information from receptors in the skin, such as temperature, pressure, and pain
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False
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The major nerve plexus to the upper limbs is the
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Brachial plexus
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A motor unit consists of
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One motor neuron and all the muscle fibers it innervates
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Spinal nerves are
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Present in thirty-one pairs
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A person who cannot blink or smile could have damage to which cranial nerve?
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VII
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Meissner's corpuscles
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Occur in dermal papillae
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The cranial nerve that moves the larynx during speech is the
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vagus
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Motor neurons to skeletal muscle belong to the
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Somatic division of the nervous system
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Disorders of balance may follow trauma to which nerve?
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Vestibulocochlear
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This term refers to clusters of peripheral axons outside of the CNS
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Ganglia
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These sensory receptors are located in the musculoskeletal organs, such as skeletal muscles and joints
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Propioceptors
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These receptors elicit a response of "ouch!"
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Nociceptors
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These sensory receptors are not only found on your tongue and nose, but internally so your body can respond to changes in blood chemistry
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Chemoreceptors
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The term nerve plexus means, literally,......
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A network of nerves
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