ADP Chapter 4 Flashcards
1
Q
What factors contribute to DCS?
A
Ascent rate too rapid improper depth monitoring Work load Improper timing of stops Cold dehydration
2
Q
What are the types of DCS?
A
Type 1 = pain only
Type 2 = CNS involvement
3
Q
What time scale do symptoms occur in?
A
42% = 1 hour 60% = 3 hours 83% = 8 hours 98% = 24 hours
4
Q
What is type 1 DCS?
A
Joint and muscle pain, swelling or pain in lymph nodes, skin symptoms
Shoulder, elbow or wrist are common
Itching is common, then discolouration
5
Q
What is type 2 DCS?
A
Tired, weak, hearing problems, walking problems, difficulty urinating
Split into neurological and cardiorespiratory
6
Q
What is the ‘chokes’?
A
Difficulty breathing, painful inhalation and SOB
7
Q
5 minute neuro exam
A
Orientation - name, DOB, where they are Eyes - H movement, pupils equal and responding to light Forehead = sensation and movement Face = movement Ears = check hearing Gag reflex = get them to swallow Tongue = stick out Shoulders = shrug Arms = squeeze fingers, test strength Chest = skin sensation Legs = strength Heel to toe = walk heel to toe for balance