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102 Cards in this Set
- Front
- Back
Incidences of musculoskeletal injury are second in frequency to?
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Soft tissue injuries in trauma
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T or F Bone is alive and requires a constant supply of oxygenated circulation.
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True
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Types of muscular injuries
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Contusion
Compartment syndrome Penetrating injury Muscle fatigue Muscle Cramp Muscle Spasm Muscle Strain |
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Condition in which a muscle's ability to respond to stimulation is lost or reduced through overactivity
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Fatigue
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Muscle pain resulting from overactivity, lack of oxygen, and accumulation of waste products.
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Cramping
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Intermittent or continuous contraction of a muscle
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Spasm
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Injury resulting from overstretching of muscle fibers
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Strain
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Tearing of a joint capsule's connective tissue
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Sprain
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Partial displacement of a bone end from it's position in a joint capsule
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Subluxation
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Complete displacement of a bone end from it position in a joint capsule.
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dislocation
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Types of Sprains
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Type I Minor
Type II Significant but not complete tear Type III Complete Tear |
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A broken bone in which the bone ends or the forces that caused the fracture do not penetrate the skin.
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Closed Fracture
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A broken bone in which the bone ends or the forces that caused the fracture penetrate the surrounding skin
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Open Fracture
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Types of Fractures
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Open
closed hairline impacted transverse oblique comminuted spiral greenstick epiphyseal |
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Small crack in a a bone that does not disrupt its total structure
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Hairline fracture
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Break in a bone in which the bone is compressed on itself
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Impacted Fracture
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A break that runs across a bone perpendicular to the bone's orientation
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Transverse fracture
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Break in a bone running across it at an angle other then 90 degrees
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Obliques fracture
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Fracture in which a bone is broken into several pieces
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Comminuted fracture
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A curving break in a bone as may be caused by rotational forces
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Spiral fracture
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Break in a bone associated with prolonged or repeated stress
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Fatigue fracture
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Partial fracture of a childs bone
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Greenstick fracture
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Disruption in the epiphyseal plate of a childs's bone
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Epephyseal fracture
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Weakening of bone tissue due to loss of essential minerals, especially calcium
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Osteoporosis
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Thickened area that forms at the site of a fracture as part of the repair process
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Callus
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Acute or chronic inflammation of the small synovial sacs
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Bursitis
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Inflammation of a tendon and/or its protective sheath
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Tendonitis
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Inflammation of a joint
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Arthritis
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Inflammation of a joint resulting from wearing of the articular cartilage
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Osteoarthritis
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Chronic disease that causes deterioration of peripheral joint connective tissue?
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Rheumatoid arthritis
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Inflammation of joints and connective tissue due to buildup of uric acid crystals
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Gout
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Joint inflammation caused by a tick introduced infectious agent
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Lyme Disease
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The six P's in evaluating limb injury
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pain
pallor paralysis paresthesia pressure pulses |
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A pelvic fracture may account for how much blood loss?
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2 liters
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A femur fracture may account for how much blood loss?
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1.5 liters
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Evaluate a distal extremity for what?
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Pulse, temperature, color, sensation, and cap refill
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Do not attempt alignment of dislocations within how close to a joint
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3 inches
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When possible place limbs of dislocations in what position?
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Position of function
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Always check what before and after splinting?
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PMS
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Traction splints were developed when?
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During World War I
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Always consider a ___ pt for rapid transport?
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Pelvic fracture
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The returning of displaced bone ends to their proper anatomical orientation.
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Reduction
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Fibular fractures are relatively stable while ____ fractures are not
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Tibial
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The most commonly fractured bone in the body
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Clavicle
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Pillow splints can be used for what injuries?
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Ankle and foot
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The thinnest bone and most frequently fractured cranial bone.
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Temporal
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The halo test is for what fluid
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CSF Cerebrospinal fluid
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Types of direct brain injury
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Focal and Diffuse
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Focal Types of brain injury
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Cerebral contusion
Intracranial hemorrhage Epidural hematoma Subdural hematoma intracerebral hemorrhage |
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Diffuse Types of brain injury
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Concussion (mild to moderate diffuse axonal injury)
Moderate diffuse axonal injury Severe diffuse axonal injury (formerly brainstem injury) |
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The most commonly injured lobe?
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Frontal
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Accumulation of blood between the dura mater and the cranium
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Epidural hematoma
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Collection of blood directly beneath the dura mater?
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Subdural hematoma
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Bleeding directly into the tissue of the brain?
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Intracerebral hemorrhage
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Type of brain injury characterized by shearing, stretching, or tearing of nerve fibers with subsequent axonal damage
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DAI Diffuse axonal injury
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A transient period of unconsciousness. In most cases, the unconsciousness will be followed by a complete return of function.
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Concussion
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A concussion disrupts what activity?
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Electrical
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Response due to cerebral ischemia that causes an increase in sytemic blood pressure, which maintains cerebral perfusion during increased intracranial pressure.
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Cushings reflex
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Respiratory pattern of alternating peroids of apnea and tachypnea
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Cheyne-Stokes Respirations
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The combination of increasing blood pressure, slowing pulse, and erratic respirations in response to increased intracranial pressure
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Cushing's triad
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Scoring system for monitoring the neurologic status of pts with head injuries
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GCS Glascow Coma Score
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Evaluation of what is very important in head injuries
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Eyes
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Classification system for fractures involving the maxilla
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Le Fort criteria
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Types of Le Fort criteria
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I - Slight instability to maxilla with no displacement
II - Fracture of both maxilla and nasal bones III - Fracture involving entire face below brow ridge ( zygoma, nasal bone and maxilla) |
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What is double vision called?
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Diplopia
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Blood in the anterior chamber of the eye, in front of the iris.
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Hyphema
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Blood or fluid draining from a pts ear suggests what type of fracture?
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a Basilar skull fracture
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A nontraumatic occlusion of the retinal artery resulting in a sudden, painless loss of vision in one eye.
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Acute retinal artery occlusion
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Condition that may be of traumatic origin and presents a dark curtain obstructing a portion of the field of view.
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Retinal detachment
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Ventilations for the serious head trauma pt are guided by what?
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Capnography
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A slow and strong pulse may be an indicator and early sign of what?
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Intracranial pressure
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The response of both eyes to changes in light intensity that affect only one eye.
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Consensual reactivity
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Special concern of the head injury pt is what?
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Blood Glucose level
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If pts eyes become sluggish and lackluster this is a sign of what?
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Cerebral hypoxia
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If one eye becomes sluggish non reactive and dilated this indicates?
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Intracranial Injury
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The two forms of surgical pathways for air?
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Needle Cricothyrostomy and Open Cricothyrotomy
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Quick-Trak and Pertrach are variations of what?
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Needle Cricothyrostomy
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Insert the needle for a cricothyrostomy at what angle?
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45
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Incision for a open cricothyrotomy should be vertical and how long?
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1-2 cm
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The second incision on a open cricothyrotomy should be what?
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1 cm and horizontal
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You may have to close what after you perform a open cricothyrotomy to ensure proper ventilations?
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Persons mouth
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Concerning a head injury hyperventalation and hypoventilation effect the body how?
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Hyperventilation causes profound cerebral vasoconstriction and reduced cerebral perfusion. Hypoventilation increases the circulating CO2 levels, causing cerebral vasodilation and an increase in ICP.
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What is the first line drug used for pt with suspected head injury?
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Oxygen
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Involuntary contraction or twitchings of muscle fibers?
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Fasciculations
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Use of what drug is contraindicated in a head injury pt?
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Dextrose
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When transporting head injury pt's limit use of what?
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Outside stimulation such as lights and sirens, try to provide a smooth ride
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Consider suctioning to prevent emesis in pt's with what?
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Facial fractures
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Sedatives used for head trauma
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Diazepam (Valium)
Etomidate (Amidate) Midazolam (Versed) Morphine (Duramorph, Astramorph) Fentanyl |
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Thiamine is important for processing what through the Krebs Cycle?
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Glucose
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What diuretic is used for ICP?
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Mannitol
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Person complaining of deep burning pain may have what syndrome?
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Compartment
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Open fractures have a degree of risk of what?
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Infection
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What percentage of pt with serious multisystem trauma have musculoskeletal injuries?
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80 percent
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Referencing a persons skin pallor what does that mean?
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Skin may be pale or flushed and cap refill maybe delayed.
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Types of splinting devices?
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Rigid
Formable Soft Traction |
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Medications commonly used with musculoskeletal injuries
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Nitrous Oxide
Diazepam (Valium) Morphine Fentanyl Nalbuphine |
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List another name for "Battle Signs"
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Retroauricular ecchymosis
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Battle signs include what type of fracture?
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Auditory canal and lower lateral areas of the skull
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Another name for "Raccoon eyes"
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Bilateral periorbital ecchymosis
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Battle signs and Raccoon eyes generally appear when?
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After an injury and not likely while pt is in paramedics care
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Direct injury is caused by what?
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The forces of trauma and can be associated with a variety of mechanisms. Rapid acceleration, deceleration or penetrating injury are the cause.
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Focal injuries occur where?
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At specific locations in the brain and include contusions and intracranial hemorrhages.
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