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IT Misc Flashcards

1
Q

What are dermatomes?

A

Reflect the course of the sensory nerves

  • trunk run horizontally
  • Extremities run vertically
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2
Q

Grading scale for strength

A

5-normal, equal bilateral strength

4-mild weakness, able to resist slight force

3-moderate weakness, able to overcome gravity but not the examiner

2-severe weakness, able to contract muscle but not overcome gravity

1-profound weakness, flicker or trace of muscle contraction

0- paralysis

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3
Q

What are the 4 DTR results?

A

Normal, nonexistent, hypoactive, hyperactive

-equal and bilateral

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4
Q

Anaphylactic shock

A

Caused by severe allergic reaction

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5
Q

Cardiogenic shock

A

Caused by heart attack or poor heart function

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6
Q

Hemorrhagic (hypobolemic) Shock

A

Caused by large amount of bleeding

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7
Q

Neurogenic Shock

A

Caused by uncontrolled dilation of blood vessels due to nerve paralysis caused by spinal chord injury

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8
Q

Psychogenic Shock

A

Caused by fright or fear

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9
Q

Stages of shock

A

Compensated-body corrects for loss/lack of blood to tissues

Decompensated-body no longer can compensate

Irreversible-body cannot maintain tissue perfusion, may lead to organ failure

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10
Q

Symptoms of shock

A

Increased heart rate

Increased respirations (progresses to short/shallow/rapid)

Pale/cool skin

Blood pressure drops (life threatening/late sign)

Thirst

Dilated pupils

Cyanosis

Nausea/vomiting

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11
Q

Responsibilities of an inside tender

A
  1. Release dog latches
  2. Comms
  3. Provide first aid
  4. Administer tx gas @ tx depth
  5. Provide normal assistance
  6. Hearing protection
  7. Ensure patient lies down (blood flow)
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12
Q

Nondiver Inside Tenders

A

Completed PQS

Current dive physical

Conform to navy physical standards

Passed pressure test

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13
Q

What size needle for needle d

A

Large bore

14 gauge or larger

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14
Q

Size of needle for iv

A

16-18 gauge

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15
Q

Only authorized antiseptic in chamber

A

Betadine

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16
Q

How do you insert iv needle

A

30 degree angle, bevel up

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17
Q

How big is the syringe in a urinary catheter?

A

10cc

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18
Q

How much urine do you remove with a catheter?

A

700-1000ml to avoid bladder shock/spasm

19
Q

What is a direct effect of a bubble?

A

Obstruction of blood flow

20
Q

What is an indirect effect of a bubble?

A

A pathological response to the bubble

21
Q

What is edema?

A

Fluid build up in the body

22
Q

Pulmonary o2 tox occurs when long exposures to

A

0.5 or greater o2 concentrations

23
Q

CNS o2 tox occurs when ppo2 exceeds

A
  1. 3 wet

2. 4 dry

24
Q

Type 1 pain

A

shoulder, elbow, wrist, hand, knee, and ankle

25
Type 2 pain
abdominal and thoracic areas, including the hips
26
6 nevers of recompression treatment
1. Alter treatment tables without a dmo 2. Wait for a bag resuscitator 3. Interrupt chest compressions for more than 10 sec 4. Use 100% o2 past 60fsw 5. Fail to treat doubtful cases 6. Allow patients to be in a cramped position
27
When does inner ear dcs mostly occur?
In heo2 diving when switching from heo2 to air
28
How long are o2 periods in treatment tables?
20/5 @ 60fsw | 60/15 @ 30fsw
29
How long of a surface interval for tenders between consecutive treatments (1a,2a,3,5,6,6a)?
18hrs
30
How long of a surface interval for tenders between consecutive treatments (4,7,8)?
48hrs
31
Diving after a treatment wait time (1a,2a,3,5,6,6a)
18hrs- no decompression | 24hrs- decompression
32
Diving after a treatment wait time (4,7,8)
48 hrs
33
TT5 Inside Tender Considerations
- Ascent from 30fsw | - previous hyperbarics in the last 18; :20 @ 30fsw
34
TT6 Inside Tender Considerations
Ascent from 30fsw up to One ext. - :30 Two ext. or more - :60 Prev hyperbarics - :60
35
TT6a Inside Tender Considerations
Ascent from 30fsw Up to One ext - :60 Two or more ext - :90 Previous hyperbarics - :60
36
Inside Tenders flying after diving
1a,2a,3,5,6,6a- 24hrs | 4,7,8- 72hrs
37
What equipment can you find in a primary med kit?
Diagnostic and therapeutic
38
What kind of equipment is in the secondary med kit?
Medicine and other equipment that can be locked in
39
Factors that effect CNS O2 tox susceptibility
- water immersion - co2 retention - individual susceptibility - exercise - depth - intermittent exposure
40
How to treat Shock
1. Ensure adequate breathing 2. Control bleeding- pressure points or tourniquet 3. 100% o2 for better circulation 4. Elevate extremities 5. Avoid rough handling 6. Prevent loss of body heat 7. Keep patient lying down 8. Give nothing by the mouth
41
How much should a patient drink in a normal treatment table?
1-2 liters
42
What’s in the primary med kit?
Diagnostic and therapeutic equipment
43
What’s in the secondary med kit?
Medicine and misc equipment

Dive Sup (8 decks)

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