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Dive Sup > IT Misc > Flashcards

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
Q

Type 2 pain

A

abdominal and thoracic areas, including the hips

26
Q

6 nevers of recompression treatment

A
  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
Q

When does inner ear dcs mostly occur?

A

In heo2 diving when switching from heo2 to air

28
Q

How long are o2 periods in treatment tables?

A

20/5 @ 60fsw

60/15 @ 30fsw

29
Q

How long of a surface interval for tenders between consecutive treatments (1a,2a,3,5,6,6a)?

A

18hrs

30
Q

How long of a surface interval for tenders between consecutive treatments (4,7,8)?

A

48hrs

31
Q

Diving after a treatment wait time (1a,2a,3,5,6,6a)

A

18hrs- no decompression

24hrs- decompression

32
Q

Diving after a treatment wait time (4,7,8)

A

48 hrs

33
Q

TT5 Inside Tender Considerations

A
  • Ascent from 30fsw

- previous hyperbarics in the last 18; :20 @ 30fsw

34
Q

TT6 Inside Tender Considerations

A

Ascent from 30fsw

up to One ext. - :30

Two ext. or more - :60

Prev hyperbarics - :60

35
Q

TT6a Inside Tender Considerations

A

Ascent from 30fsw

Up to One ext - :60

Two or more ext - :90

Previous hyperbarics - :60

36
Q

Inside Tenders flying after diving

A

1a,2a,3,5,6,6a- 24hrs

4,7,8- 72hrs

37
Q

What equipment can you find in a primary med kit?

A

Diagnostic and therapeutic

38
Q

What kind of equipment is in the secondary med kit?

A

Medicine and other equipment that can be locked in

39
Q

Factors that effect CNS O2 tox susceptibility

A
  • water immersion
  • co2 retention
  • individual susceptibility
  • exercise
  • depth
  • intermittent exposure
40
Q

How to treat Shock

A
  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
Q

How much should a patient drink in a normal treatment table?

A

1-2 liters

42
Q

What’s in the primary med kit?

A

Diagnostic and therapeutic equipment

43
Q

What’s in the secondary med kit?

A

Medicine and misc equipment

Dive Sup (8 decks)

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