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102 Cards in this Set

  • Front
  • Back
Incidences of musculoskeletal injury are second in frequency to?
Soft tissue injuries in trauma
T or F Bone is alive and requires a constant supply of oxygenated circulation.
True
Types of muscular injuries
Contusion
Compartment syndrome
Penetrating injury
Muscle fatigue
Muscle Cramp
Muscle Spasm
Muscle Strain
Condition in which a muscle's ability to respond to stimulation is lost or reduced through overactivity
Fatigue
Muscle pain resulting from overactivity, lack of oxygen, and accumulation of waste products.
Cramping
Intermittent or continuous contraction of a muscle
Spasm
Injury resulting from overstretching of muscle fibers
Strain
Tearing of a joint capsule's connective tissue
Sprain
Partial displacement of a bone end from it's position in a joint capsule
Subluxation
Complete displacement of a bone end from it position in a joint capsule.
dislocation
Types of Sprains
Type I Minor
Type II Significant but not complete tear
Type III Complete Tear
A broken bone in which the bone ends or the forces that caused the fracture do not penetrate the skin.
Closed Fracture
A broken bone in which the bone ends or the forces that caused the fracture penetrate the surrounding skin
Open Fracture
Types of Fractures
Open
closed
hairline impacted
transverse oblique
comminuted
spiral
greenstick
epiphyseal
Small crack in a a bone that does not disrupt its total structure
Hairline fracture
Break in a bone in which the bone is compressed on itself
Impacted Fracture
A break that runs across a bone perpendicular to the bone's orientation
Transverse fracture
Break in a bone running across it at an angle other then 90 degrees
Obliques fracture
Fracture in which a bone is broken into several pieces
Comminuted fracture
A curving break in a bone as may be caused by rotational forces
Spiral fracture
Break in a bone associated with prolonged or repeated stress
Fatigue fracture
Partial fracture of a childs bone
Greenstick fracture
Disruption in the epiphyseal plate of a childs's bone
Epephyseal fracture
Weakening of bone tissue due to loss of essential minerals, especially calcium
Osteoporosis
Thickened area that forms at the site of a fracture as part of the repair process
Callus
Acute or chronic inflammation of the small synovial sacs
Bursitis
Inflammation of a tendon and/or its protective sheath
Tendonitis
Inflammation of a joint
Arthritis
Inflammation of a joint resulting from wearing of the articular cartilage
Osteoarthritis
Chronic disease that causes deterioration of peripheral joint connective tissue?
Rheumatoid arthritis
Inflammation of joints and connective tissue due to buildup of uric acid crystals
Gout
Joint inflammation caused by a tick introduced infectious agent
Lyme Disease
The six P's in evaluating limb injury
pain
pallor paralysis
paresthesia
pressure pulses
A pelvic fracture may account for how much blood loss?
2 liters
A femur fracture may account for how much blood loss?
1.5 liters
Evaluate a distal extremity for what?
Pulse, temperature, color, sensation, and cap refill
Do not attempt alignment of dislocations within how close to a joint
3 inches
When possible place limbs of dislocations in what position?
Position of function
Always check what before and after splinting?
PMS
Traction splints were developed when?
During World War I
Always consider a ___ pt for rapid transport?
Pelvic fracture
The returning of displaced bone ends to their proper anatomical orientation.
Reduction
Fibular fractures are relatively stable while ____ fractures are not
Tibial
The most commonly fractured bone in the body
Clavicle
Pillow splints can be used for what injuries?
Ankle and foot
The thinnest bone and most frequently fractured cranial bone.
Temporal
The halo test is for what fluid
CSF Cerebrospinal fluid
Types of direct brain injury
Focal and Diffuse
Focal Types of brain injury
Cerebral contusion
Intracranial hemorrhage
Epidural hematoma
Subdural hematoma intracerebral hemorrhage
Diffuse Types of brain injury
Concussion (mild to moderate diffuse axonal injury)
Moderate diffuse axonal injury
Severe diffuse axonal injury (formerly brainstem injury)
The most commonly injured lobe?
Frontal
Accumulation of blood between the dura mater and the cranium
Epidural hematoma
Collection of blood directly beneath the dura mater?
Subdural hematoma
Bleeding directly into the tissue of the brain?
Intracerebral hemorrhage
Type of brain injury characterized by shearing, stretching, or tearing of nerve fibers with subsequent axonal damage
DAI Diffuse axonal injury
A transient period of unconsciousness. In most cases, the unconsciousness will be followed by a complete return of function.
Concussion
A concussion disrupts what activity?
Electrical
Response due to cerebral ischemia that causes an increase in sytemic blood pressure, which maintains cerebral perfusion during increased intracranial pressure.
Cushings reflex
Respiratory pattern of alternating peroids of apnea and tachypnea
Cheyne-Stokes Respirations
The combination of increasing blood pressure, slowing pulse, and erratic respirations in response to increased intracranial pressure
Cushing's triad
Scoring system for monitoring the neurologic status of pts with head injuries
GCS Glascow Coma Score
Evaluation of what is very important in head injuries
Eyes
Classification system for fractures involving the maxilla
Le Fort criteria
Types of Le Fort criteria
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)
What is double vision called?
Diplopia
Blood in the anterior chamber of the eye, in front of the iris.
Hyphema
Blood or fluid draining from a pts ear suggests what type of fracture?
a Basilar skull fracture
A nontraumatic occlusion of the retinal artery resulting in a sudden, painless loss of vision in one eye.
Acute retinal artery occlusion
Condition that may be of traumatic origin and presents a dark curtain obstructing a portion of the field of view.
Retinal detachment
Ventilations for the serious head trauma pt are guided by what?
Capnography
A slow and strong pulse may be an indicator and early sign of what?
Intracranial pressure
The response of both eyes to changes in light intensity that affect only one eye.
Consensual reactivity
Special concern of the head injury pt is what?
Blood Glucose level
If pts eyes become sluggish and lackluster this is a sign of what?
Cerebral hypoxia
If one eye becomes sluggish non reactive and dilated this indicates?
Intracranial Injury
The two forms of surgical pathways for air?
Needle Cricothyrostomy and Open Cricothyrotomy
Quick-Trak and Pertrach are variations of what?
Needle Cricothyrostomy
Insert the needle for a cricothyrostomy at what angle?
45
Incision for a open cricothyrotomy should be vertical and how long?
1-2 cm
The second incision on a open cricothyrotomy should be what?
1 cm and horizontal
You may have to close what after you perform a open cricothyrotomy to ensure proper ventilations?
Persons mouth
Concerning a head injury hyperventalation and hypoventilation effect the body how?
Hyperventilation causes profound cerebral vasoconstriction and reduced cerebral perfusion. Hypoventilation increases the circulating CO2 levels, causing cerebral vasodilation and an increase in ICP.
What is the first line drug used for pt with suspected head injury?
Oxygen
Involuntary contraction or twitchings of muscle fibers?
Fasciculations
Use of what drug is contraindicated in a head injury pt?
Dextrose
When transporting head injury pt's limit use of what?
Outside stimulation such as lights and sirens, try to provide a smooth ride
Consider suctioning to prevent emesis in pt's with what?
Facial fractures
Sedatives used for head trauma
Diazepam (Valium)
Etomidate (Amidate)
Midazolam (Versed)
Morphine (Duramorph, Astramorph)
Fentanyl
Thiamine is important for processing what through the Krebs Cycle?
Glucose
What diuretic is used for ICP?
Mannitol
Person complaining of deep burning pain may have what syndrome?
Compartment
Open fractures have a degree of risk of what?
Infection
What percentage of pt with serious multisystem trauma have musculoskeletal injuries?
80 percent
Referencing a persons skin pallor what does that mean?
Skin may be pale or flushed and cap refill maybe delayed.
Types of splinting devices?
Rigid
Formable
Soft
Traction
Medications commonly used with musculoskeletal injuries
Nitrous Oxide
Diazepam (Valium)
Morphine
Fentanyl
Nalbuphine
List another name for "Battle Signs"
Retroauricular ecchymosis
Battle signs include what type of fracture?
Auditory canal and lower lateral areas of the skull
Another name for "Raccoon eyes"
Bilateral periorbital ecchymosis
Battle signs and Raccoon eyes generally appear when?
After an injury and not likely while pt is in paramedics care
Direct injury is caused by what?
The forces of trauma and can be associated with a variety of mechanisms. Rapid acceleration, deceleration or penetrating injury are the cause.
Focal injuries occur where?
At specific locations in the brain and include contusions and intracranial hemorrhages.