Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/54

Click to flip

54 Cards in this Set

  • Front
  • Back
What is an Allergic Reaction
Exaggerated immune response to any substance
What is a Systemic Allergic reaction
Anaphylaxis

An exaggerated immune response to any substance that involves the entire body
What are the signs and symptoms of Anaphylaxis
Airway swelling and Bronchoconstriction

Blood vessel dilation and leaking capillaries
What are the three key players in an Allergic Reaction
Immune System - Fights off Foreign bodies
Antigens - The foreign body
Allergens - The antigen that causes an allergic response
Name 3 routes that antigens can enter the body
Through the skin
The GI tract
The respiratory system
What is Sensitization
a reaction in which exposure to an antigen produces antibodies; can be induced by immunization, in which an attenuated pathogen is introduced into the body.
True or False The allergen is usually harmless to the patient, but the response can be life threatening
True
Name 7 common allergens
Insect bites
Medications
Plants
Animals
Food
Chemicals
Mold
How do allergens enter the body
Injection
Ingestion
Inhalation
Absorption
What do Heathcare Providers develop a sensitivity to
Latex
What are MAST cells
Cells locate in the connective tissue around the heart and lungs and vessels
thought to have been produced by bone marrow
What are Basophils
Immature MAST Cells that circulate in the blood
TRUE or False
As long as antibodies are attached to the cells, the person is said to be "Sensitized" to the substance that generated the antibodies
True
Name two chemical mediators released by MAST and Basophil cells
Histamines
Leukotrines
What effects do histamines have on the body
Smooth muscle contraction
Vasodilation
Increased capillary leakage
What effect do Leukotrines have on the body
They cause prolonged slow contraction of smooth muscle
What is another name for Hives
Urticaria
What are the signs and symptoms of an Allergic reaction in the skin
Warm feeling or tingling of the face, mouth, chest, feet, and hands (Early Sign)
Intense itching of the skin
Urticaria
Flushed or red skin
Swelling of lips, tongue, face , etc
Cyanosis (Late Sign)
What are the signs and symptoms of an allergic reaction in the respiratory system
Lump feeling in the throat
Tightness in the chest
High-Pitched cough
Tachypnea
Labored breathing
Wheezing, strider, etc
Difficulty speaking
Partially or completely obstructed airway
What are the signs and symptoms of an allergic reaction in the Cardiovascular system
Tachycardia
Hypotension
Irregular Pulse
Absent radial pulse
What are the signs and symptoms of an allergic reaction in the CNS
Increased Anxiety
Lightheaded
Disorientation
Restlessness
Headache
Seizures
Unresponsiveness
What are the signs and symptoms of an allergic reaction in the Gastrointestinal System
Nausea and Vomiting
Abdominal cramping
Diarrhea
Difficulty swallowing
Loss of bowel control
Urgent need to urinate
Cramping of the uterus
What are the Generalized signs and Symptoms of an allergic reaction
Itchy, watery eyes
Runny or stuffy nose
Complaints of "Not feeling Well"
Sense of impending doom
What are the signs and symptoms of Anaphylaxis
Systemic reaction
Airway compromise
Urticaria
Shock (Late Sign)
What is the difference between a localized allergic reaction and Anaphylaxis
One is systemic and possibly fatal and the other is not
What is Epinephrine
A vasoconstrictor and bronchodilator
What are the side effects of epinephrine
Increased heart rate, Pallor, Dizziness, chest pain, headache, N&V, Excitability
What is the route and dose for Epinephrine
IM
.3mg for adults
.15mg for children
What is the effective time frame for epinephrine
Takes effect in seconds but lasts only 10-20 minutes
What is the weight break for epinephrine dose
66 pounds
What is Epinephrine
A vasoconstrictor and bronchodilator
What are the side effects of epinephrine
Increased heart rate, Pallor, Dizziness, chest pain, headache, N&V, Excitability
What is the route and dose for Epinephrine
IM
.3mg for adults
.15mg for children
What is the effective time frame for epinephrine
Takes effect in seconds but lasts only 10-20 minutes
What is the weight break for epinephrine dose
66 pounds
True or False. Bites and Stings are more common in warmer climates
True
True or False.
Although most people fear snake bites more, the emergencies arising from insect bites and stings are more common
True
What is a Wheal
Whitish, firm elevation of the skin that occurs after an insect bite or sting
How do you remove insect stingers
Credit card or other straight edge across the stinger
Describe a Brown Recluse Bite
Blueish discoloration, followed by bulls-eye appearance and ulcer
When do brown recluse bite normally happen
Summer Months
What is the typical care for spider bites
Scene safe
Oxygen
Remove constricting jewelry
Ice pack
Lower injection site below heart if possible
Name two diseases carried by ticks
Rocky Mountain Spotted Fever
Lyme Disease
True or False

Scorpion Stings are lethal
False. Most Scorpion Bites are only Painful
How can you identify Lyme Disease
Bulls eye mark and painful joints

3 days for symptoms to begin
How can you identify RMSF
N&V
Headache
Weakness
Paralysis
Possible Cardiorespiratory collapse
Develops 7 to 10 days after bite
Name 3 local pit vipers/snakes
Cottonmouth
Rattlesnake
Copperhead
What is the recommended BLS treatment for Pit viper bites
calm patient
locate bite and clean area
DO NOT apply ice or constricting band
Splint area
Give patient nothing my mouth
What is the key phrase to remember with Coral snake bites
Red on yellow will kill a fellow, red on black venom lack
True or False

All dog bites should be considered infectious until proven otherwise
True
What type of bandage do you place on a dog bite to the arm. To avulsion of the nose or other exposed cartiledge
Dry sterile

Moist sterile
What is a coelenterate and name 4 kinds
Marine animals

Portuguese MOW
Jelly fish
Sea anemone
Fire coral
Describe Coelenterate stings
Thousands of stinging cells called nematocytes nemo -ti- citeare discharged
Painful reddish lesions
How to treat coelenterate stings
Minimize patient movement to prevent further discharge of venom
Inactivate nematocytes with Alcohol
Remove remaining tentacles by scraping them off