EMTHeadSpineInjury

EMTHeadSpineInjury - Nervous System Temple College EMS...

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1 Nervous System Temple College EMS Professions
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2 Nervous System Components Central Nervous System Brain Spinal Cord Peripheral Nervous System Motor nerves Sensory nerves
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3 Brain Body’s controlling organ Responsible for organizing functions of other body organ systems
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4 Brain Functions localized to specific areas Cerebrum Cerebellum Brainstem
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5 Cerebrum Frontal lobe Foresight, planning, judgment Movement Parietal lobe Sensation from body surface Temporal lobe Hearing Speech Occipital lobe Vision Center for conscious perception and response
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6 Cerebrum Left side of cerebrum Right side of cerebrum Sensory, motor functions of body’s left side Sensory, motor functions of body’s right side
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7 Cerebellum Posture Balance Equilibrium Fine motor skills
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8 Brain Stem Automatic functions below level of consciousness Heart rate Respirations Blood pressure Body temperature
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9 Spinal Cord Connects brain with body Serves as center for reflex action Surrounded, protected by spinal column Damage cuts brain off from body structures distal to injury site
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10 Peripheral Nerves Brain Sensory Nerves Motor Nerves Spinal Cord
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11 Nervous System Voluntary Nervous System Autonomic Nervous System Conscious Functions Unconscious (Visceral) Functions
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12 Brain/Spinal Cord Enclosed in protective box Skin Muscle Bone Meninges
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13 Meninges Three layers of tissue enclosing brain, spinal cord Dura mater Arachnoid Pia mater
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14 Cerebrospinal Fluid (CSF) Surrounds brain, spinal cord in space between arachnoid and pia mater (subarachnoid space) Acts as a shock absorber Protects brain from jolts, shocks
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15 Injuries to Scalp and Skull Scalp Lacerations Skull Fracture
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16 Scalp Lacerations VERY vascular area Can distract EMT from possible underlying injuries Care for laceration, but ask, “WHAT HAPPENED TO BRAIN AND NECK?”
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17 Scalp Lacerations Bleeding usually NOT severe enough to produce hypovolemic shock If shock present, think about other injuries Exceptions Laceration that involves a large artery Scalp injuries in children. Why?
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18 Skull Fractures Injury to rigid box around brain Indicates significant force What happened to brain and neck?
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This note was uploaded on 12/21/2011 for the course STEP 1 taught by Professor Dr.aslam during the Fall '11 term at Montgomery College.

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EMTHeadSpineInjury - Nervous System Temple College EMS...

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