Hemodynamic Monitoring And Respiratory Support Flashcards
What is the normal systolic blood pressure range?
90-140 mmHg
What is the normal range for diastolic blood pressure?
60-90 mmHg
What is the normal range for mean arterial pressure?
70-100
A minimum MAP of ____ mmHg is needed to perfuse vital organs
60
What is the MAP goal for patients with septic shock on a vasopressor?
> 65
The volume of blood entering the ventricle
Preload
Increased volume leads to ______ stretching of myocardial fibers
Increased
Decreased volume leads to _______ stretching of myocardial fibers
Decreased
Decreased central venous pressure is associated with what 2 things?
- Hypovolemia
- Venodilation
Increase central venous pressure is associated with what two things?
- Increased venous return
- Right sided HF
What is the normal value for CVP?
8-12 mmHg (12-15 if Pt on ventilator)
What are 3 better markers of fluid responsiveness?
- Passive leg raise
- Ultrasound of vena cava
- Fluid bolus 500 mL
What is the normal PaO2 pressure?
> 70 mmHg (70-100)
What is the normal rate for SaO2?
> 90%
What is the normal range for FiO2?
21%
What are the 2 types of Positive airway Pressure?
- CPAP
- BiPAP
What type of positive pressure shunts open airways to prevent collapse and obstruction?
CPAP
What 2 things does PEEP improve?
- Oxygenation
- Ventilation
What can high flow nasal oxygen deliver high flow rates of?
- Oxygen
- FiO2
What is used for the treatment of sleep apnea?
CPAP
When is mechanical ventilation used for?
When patients are unable to maintain adequate alveolar ventilation, resulting in respiratory failure
What type of tube for mechanical ventilation is safer and can be used long term?
Tracheostomy tube
Ability of CO2 to diffuse across alveoli out of the blood stream and be expired by the lungs
Ventilation
