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61 Cards in this Set
- Front
- Back
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How many pairs of spinal nerves are there?
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31
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Where does the spinal cord end?
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L2
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Cervical has how many pairs of nerves?
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8
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Thoracic has how many pairs of nerves?
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12
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Lumbar has how many pairs of nerves
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5
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Sacral has how many pairs of nerves
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5
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coccygeal has how many pairs of nerves
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1
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What is the name of the outer most layer of the meninges
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Dura matter
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In the spinal cord, gray matter is divided into ____, while white matter is divided into _____
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horns, columns
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What section of the spinal cord deals with somatic motor control?
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Anterior gray horns
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What is a nerve?
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a collection of peripheral axons that are bundled together and travel a common route
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Name the layer of connective tissue that wraps around groups of axons and bundles them into fascicles.
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Perineurium
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What is a dermatome?
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The specific region of the skin surface monitored by a single pair of spinal nerves
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What nerve keeps the diaphgram alive?
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Phrenic nerve
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What plexus contains the sciatic nerve?
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Sacral plexus
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What controls skeletal muscle
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Somatic reflex
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What reflexes are processed in the brain
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cranial
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What reflex is typically more complex and learned
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Acquired
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What reflex has interconnections/ processing occurs in spinal cord
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spinal
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What reflex is genetically or developmentally programmed
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Innate
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What reflex controls activities of other systems
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Visceral
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Sections of the brain
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match
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What part controls body temperature and the pituitary gland
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Hypothalamus
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What part contains respiratory rhythmicity center
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Mendulla oblongata
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what part controls posture, balance, and voluntary muscle movements
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Cerebellum
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What area is for intelligence, memory, and learning
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Cerebrum
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what part consists of tough fibrous membranes covering brain and spinal cord
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Meninges
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What part has apneustic and pneumotaxic centers
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Pons
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What part is fluid that surrounds the brain and spinal cord
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cerebrospinal fluid
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What part is composed of cell bodies, neuroglia, and unmyelinated axons
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Gray matter
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What part is composed of myelinated axons
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White matter
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What has spaces in brain filled with cerebrospinal fluid
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Ventricles
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What part is a fold in the cerebral cortex
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Gyrus
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What part is a major relay center for sensory information to the cerebral cortex
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Thalamus
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What part makes the hormone of melatonin
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pineal gland
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what part contains the corpora quadrigemina
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Mesencephalon
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Matching of nerves
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match
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What controls trapezius and sternocleidomastoid muscles
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XI Accessory
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What part controls autonomic function of the thoracic and abdominal viscera
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X Vagus
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What controls most facial expressions
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VII Facial
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What part controls movement of the upper eyelid and eyeball
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III Oculomotor nerve
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What part relays visual information from receptors in eye to brain
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II optic
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What nerve relays senses taste in posterior one third of tongue
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IX Glossopharyngeal
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Has motor control over muscles of mastification
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V Trigeminal
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Laterally abducts the eyeball
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VI abducens
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Responsible for the sense of smell
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Olfactory
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Involved in balance, equilibrium and hearing
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VIII vestibulocochlear
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Chapter 15
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match
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Sensory receptors
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match
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monitors the position of the joints, tension in tendons and ligaments
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Proprioceptor
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Detects and monitors small changes in chemicals or compounds in body fluids
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Chemoreceptor
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Provides sensation of touch, pressure, and vicration
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Tacile
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Pain receptor
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Nociceptor
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Montor the pressure in an organ or blood vessel
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Baroreceptor
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Temperature receptor
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Thermoreceptor
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Sensory pathways
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match
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carries crude touc and pressure sensation
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spinothalamic pathway: anterior tract
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carries sensations of "fine" touch, pressure, vibrations, and proprioception from inferior half of the body
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posterior column: fasciculus gracilis
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Carries sensory information about the position of skeletal muscles, tendons, and joints to the crebellum
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Spinocerebellar pathway
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Carries sensations of "fine" touch, pressure, vibrations, and proprioception from the superior half of the body
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Posterior column: fasciculus cuneatus
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Carries pain and temperature sensation
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Spinothalamic pathway: lateral tract
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