Shock Flashcards

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1
Q

Types of resuscitation

BLS

A

CPR
Respiratory
Fluid

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2
Q

Shock stages

A

Compensated
Decompensatory
Irreversable

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3
Q

Fick Principle

A
  1. Adequate concentration of inspired O2
  2. on-loading of O2 to red blood cells
  3. Delivery of red blood cells to tissue cells
  4. Off-loading of O2 from red blood cells to tissue cells
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4
Q

Adequate concentration of inspired O2 requires

3

A
  1. Adequate ventilation
  2. high concentration of inspired O2
  3. Unobstructed air passage
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5
Q

on-loading of O2 to red blood cells requires

2

A
  1. minimal obstruction across alveolar-capillary membrane
  2. appropriate binding of O2 to hemoglobin
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6
Q

Delivery of red blood cells to tissue cells requires

5

A
  1. Normal hemoglobin levels
  2. Circulation of oxygenated cells to tissue
  3. adequate cardiac function
  4. adequate colume of blood flow
  5. Proper routing of blood through vasculature
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7
Q

Off-loading of O2 from red blood cells to tissue cells requires

3

A
  1. Close proximity of tissue cells to capillaries
  2. Ideal Ph (7.35 - 7.45)
  3. Ideal Temperature
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8
Q

Types of shock

5

A
  1. obstructive shock
  2. Cardiogenic shock
  3. Distributive shock
  4. Hypovolemic shock
  5. Respiratory/Metabolic shock
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9
Q

Hypovolemic

Define

A

Shock from low blood volume or other body fluids

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10
Q

Distributive shock

Define

A

Cant perfuse enough blood due to excessive vasodilation and increase in capillary permeability

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11
Q

Cardiogenic shock

Define

A

Ineffective pump function of the heart. Hypoperfusion results from the inability of the heart to contract effectively

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12
Q

Obstructive shock

Define

A

Everything is working effectively but theres an obstruction that wont allow blood to move forward

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13
Q

Respiratory shock

Define

A

Dysfunction in the ability of oxygen to diffuse into the blood, be carried by hemoglobin, off-load at the cell, or be used effectively by the cell for metabolism
Ex. Cyanide

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14
Q

Hypovolemic shock

Causes

(2)

A
  1. Hemorrhagic
  2. Nonhemorrhagic = Burns
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15
Q

Cardiogenic shock

Causes

(6)

A
  1. MI
  2. CHF
  3. Beta blocker/calcium channel blockers
  4. Abnormal rhythm
  5. Depressed pump function
  6. overdose
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16
Q

Obstructive shock

Causes (3)

is it reversible?

A
  1. Tension pneumothorax
  2. Pulmonary embolism
  3. Pericardial tamponade

It is reversable

17
Q

Distributive shock

Causes (3)

A
  1. Neurogenic
    Ex. Spinal cord injury
  2. Septic
  3. Anaphylactic
18
Q

Metabolic/Respiratory shock

Causes (3)

How long does this take to develop

A

Distubances in…
1. Oxygen diffusion
2. Oxygen transported to cells
3. Cells ability to take and use the oxygen
basiclaly any disturbances in the Fick principle

Takes a long time. Days or weeks

19
Q

Starlings law

Define

A

Cardiac output increases or decreases in response to changes in HR or stroke volume

20
Q

Cardiogenic shock

Treatment (5)

A
  • Airway
  • Breathing
  • Circulation
  • Narcan
  • ALS
21
Q

Hypovolemic shock

S/S (3)

Treatment (1)

A
  • N/V
  • Burn pt

Treatment: IV fluid

22
Q
A