11 Environmental Injuries Or Illnesses Flashcards

1
Q

List the 3 types of heat illnesses.

A

Heat cramps
Heat exhaustion
Heat stroke.

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2
Q

Describe heat cramps.

A

Skeletal muscles spasm

Likely due to fluid and salt loss from heavy sweating.

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3
Q

What are the two signs of heat cramps?

A

Muscle contractions usually in the legs and abdomen

Moist skin

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4
Q

3 steps to care for heat cramps:

A

Rest in cool area and drink fluids
Gently stretch and massage cramped muscle
Avoid activity

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5
Q

What are the skin signs differences for heat exhaustion and heat stroke? Serious capitalized.

A

E- moist, warm

S- Dry, Hot

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6
Q

What are the physical signs differences for heat exhaustion and heat stroke? Serious capitalized.

A

E- headache, weakness, exhaustion, Nausea, Vomity, Fainting

S- Seizures, Coma, Severe headache

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7
Q

What are the mental signs differences for heat exhaustion and heat stroke? Serious capitalized.

A

E- Anxiety, Dizziness

S- Altered behaviour, Irritable, Aggressive, Bizarre

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8
Q

What are the breathing signs differences for heat exhaustion and heat stroke? Serious capitalized.

A

E-normal

S-Rapid, Shallow

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9
Q

Care for heat exhaustion (3+2)

A
Remove from heat
Loosen clothing
Do not dry skin
*Pour water on torso
*Fan skin
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10
Q

Care for heat stroke (3+4)

A
Remove from heat
Loosen clothing
Do not dry skin
*Immerse body in cool water
*Immerse forearms in cool water
*Pour water on torso
*Fan skin
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11
Q

Other techniques for cooling the body:

A

Ice packs in cloth placed in armpit, groin, back of neck.

Cool drink

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12
Q

What is normal body temperature?

A

37C or 98.6F

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13
Q

What are frost nip and frost bite?

A

Nip is frozen skin

Bite is tissue under skin freezes.

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14
Q

When should you warm a frost nip/bite area?

A

Only when it can be kept from re-freezing.

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15
Q

Signs of frost nip/bite (4)

A

Pain, stinging, numbness
Paler skin
Burning, redness, pain, blisters after thawing
Cold, hard skin, discoloured and waxy

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16
Q

Frost nip/bite care (6)

A

Remove anything that restricts blood flow.
Warm using bey heat or warm water 38-40C.
Rehydrate with warm sugary drinks.
Ibuprofen is safe.
Protect area with loose dressings.
Elevate above heart.

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17
Q

Common types of NFCI?

A

Immersion foot or trench foot.

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18
Q

Signs of NFCI?

A

Reduced sensitivity
Blanched, yellow, white, mottled appearance
Numbness, unsteady gait
Capillaries in nail beds slow to refill
Cold skin
Possible swelling
Afterwards- hot red skin, burning/throbbing, swelling, sensitivity to cold

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19
Q

Care for NCFI/ (2)

A

Remove person from cold exposure

Elevate and keep cool.

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20
Q

What is hypothermia?

A

Body core temperature dips below 35C

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21
Q

Care for hypothermia?

A

Assess responsiveness/ movement/ shivering/ alertness.

Provide care based on assessment.

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22
Q

4 levels of hypothermia.

A

Cold stressed, not hypothermic- responsive, slight movement issue, shivering, alert
Mild hypothermia- responsive, impaired movement, shivering, alert
Moderate hypothermia- responsive, impaired movement, shivering low or none, not alert
Severe hypothermia- cold and unresponsive

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23
Q

Treatment for cold stressed, not hypothermic:(3)

A

Reduce heat loss
High calorie food/drink
Exercise/movement

24
Q

Treatment for mild hypothermia (7)

A
Handle gently
Sit or lie for 30 minutes 
Insulate/vapour barrier
Heat upper trunk
High calorie food/drink
Monitor for,30 minutes 
Evacuate if no improvement
25
Treatment for moderate hypothermia (7)
``` Handle gently Keep,horizontal No standing /walking No food or drink Insulate / vapour barrier Heat upper trunk Evacuate carefully ```
26
Treatment for severe hypothermia (4)
Treat as moderate 60 second breathing/pulse checks Start CPR if no pulse/breathing Evacuate carefully ASAP
27
Describe hypothermic wrap (4);
Insulating material under torso Dry clothing only on person (remove wet) Lay person in wrap,with warm objects and diaper if nec. Close wrap snugly.
28
Moving a person in a hypothermic wrap:
Use rope stretcher without restricting breathing
29
Frozen cornea:
Painful watery eyes, red/swollen lids Use warm compress Cover eyes for 24-48 hours
30
Snow blindness:
``` UV damage Redness and swelling around eyes Pain, itchiness or burning in eyes Impaired vision Go to dark place, cool damp cloths on eyes ```
31
Skin frozen to metal:
Pour warm water on object and skin Gently pull apart. Treat bleeding as open wound
32
Principles for crossing a stream:
``` Face upstream 3 points of contact Rope person downstream for safety Unbuckle backpack waist belt Do not cross if water above thighs ```
33
Cold water immersion 4 stages:
Cold shock; gasp 1-2 minutes Incapacitation; 5-10 minutespoor coordination and weakness Hypothermia; 30 minutes Circum-rescue collapse- fainting or cardiac arrest
34
Describe the HELP system for self water rescue:
Heat Escape Lessening Position Arms to armpits Forearms across chest Press thighs together and raise knees.
35
Describe the HUDDLE method of group rescue:
Circle Press thighs to each other Wrap one arm below and one above each other Keep children w/o PFD inside huddle
36
Describe self rescue in breaking ice:
``` Arms on ice Get horizontal Kick and pull onto ice Roll away before standing up If exit fails, let arms freeze to ice ```
37
Ice thickness guidelines:
15cm 1-2 people 20 cm group 25cm personal vehicles like snowmobiles 40cm - heavy vehicles
38
4 principles of rescuing someone from the water:
Talk through self rescue Throw rope or buoyant object Reach with long rigid object Don’t go unless you are trained
39
3 steps to care for drowning victim:
Care for head/neck/spine CPR if unresponsive Once responsive place on their right side
40
A responsive drowning person treatment:
Remove them from water without endangering self | Rescue as another person.
41
What is high altitude illness.
When a person ascends too quickly. | high elevation and lower atmospheric pressure makes it hard for oxygen to enter the blood
42
Acute mountain sickness.
A group of signs and symptoms caused by high altitude possibly leading to pulmonary or cerebral edema.
43
Signs of acute mountain sickness
headache nausea vomiting fatigue dizziness difficulty sleeping.
44
Other signs of acute mountain sickness
loss of appetite coughing tightness in chest irregular breathing shortness of breath reduced urine output swelling around eyes and face bluish cover color in nail beds and around mouth.
45
What is high altitude cerebral edema bracket HACE bracket.
When a MS is left untreated it is a life-threatening condition in which fluid accumulates between the brain and skull symptoms develop 2 to 3 days after arriving at high altitude
46
Signs of AMS worsening.
Loss of balance lethargy altered mental status convulsions unresponsive disturbance in vision paralysis seizures hallucinations blue skin increase blood pressure decreased heart rate.
47
Care for a MS Dash HACE.
Immediately to send to lower altitude use hyperbaric bag check and record vital signs regularly
48
What is high altitude pulmonary edema HAPE.
When AMS is untreated it is a life-threatening condition in which fluid accumulates in the lungs usually 1 to 4 days at high altitude.
49
Signs and symptoms of HAPE.
Headache. Difficulty breathing at rest. Wheezing. Insomnia. Coughing spasms. Poor appetite. Aching chest. Fast pulse. Bluish skin. And more severe cases of HAPE signs. Extreme weakness. Lots of balance.
50
Care for HAPE
stop doing activity keep warm. Immediately to send to lower altitude. Use portable hyperbaric bag bag. Check and a card vital signs regularly.
51
What are the signs of decompression sickness.
Unresponsive. Blotchy rash. Dizziness. Disorientation. Coughing or shortness of breath. Paralysis or weakness. Personality changes. Severe joint pain. Itching numbness tingling. Fatigue. Blurred vision. Loss of bowel or bladder function. Lots of coordination. Tremors.
52
When do you symptoms of decompression sickness appear.
15 minutes to 12 hours after surfacing
53
Signs of arterial gas embolisms a GE.
Seizures. And responsive. Confusion. Headaches. Impaired vision. Respiratory arrest. Bloody froth in airway. Paralysis or weakness in limbs.
54
Care for a GEN decompression.
Call divers allergic net work if properly trained keep person horizontal. Provide hundred percent oxygen at high flow. Start intervention intervention fusion of isotonic solution. Next get oxygen and hyperbaric chamber.
55
During a lightning storm you should do watt.
Use 3030 rule between lightning and thunder. Seek shelter and remain there for 30 minutes after the last crack. Crouch down in Ravine or Valley or crouch with feet facing downhill grab knees. Avoid elevation metal objects tall objects. In a group space out several meters. Insulate self from ground using non-conductive material
56
Signs of a lightning injury.
Cardiac arrest. Internal bleeding. Bruising. Fractures. Seizures. Difficulty hearing seeing. Confusion and dizziness. Headache and nausea. Electrical burns.
57
Care for lightning injuries.
Check ABCs and begin CPR. Take spinal precautions. Look for entry and exit wounds and follow steps for electrical burns