Cardiovascular regulatory mechanisms 3

Cardiovascular
Regulatory Mechanisms 3

What causes large waves
in the CVP?

​CVP

Poll

Inspiration or Expiration? [CVP]

• Inspiration

• Expiration

• No clue

Poll

What parameter from the tracing best indicates stroke volume? [Hemorrhage]

• CVP

• MAP

• DBP

• PP

• No clue

What mechanism leads to the BP decrease?

​Nitroglycerine

What are the responses and the mechanism?

​Nitroglycerine

Poll

Which contribute to the pulse pressure increase? [Nitroglycerine]***

• preload

• afterload

• contractility

• heart rate

• no clue

Poll

Which contribute to the BP increase? [Noradrenaline]***

• SV

• HR

• TPR

• no clue

Which contribute to the
HR decrease?

Noradrenaline

Which mechanism leads to the BP decrease?

​Left vagal stimulation

What are the responses and the mechanism?

​Left vagal stimulation

Poll

Which contribute to the pulse pressure increase? [Left vagal stimulation]***

• preload

• afterload

• contractility

• heart rate

• no clue

Poll

What mechanisms leads to the CVP increase? [Left vagal stimulation]

• intrathoracic pressure

• right atrial pressure

• venous return

• no clue

What mechanism leads to the DBP decrease?

​Left vagal stimulation

What mechanism leads to the BP increase?

​Calcium

What mechanism can explain the HR decrease followed by the increase?

​Calcium

Poll

How does venous return change? [Potassium]

• increases

• no change

• decreases

• no clue

Poll

What exercise is the student doing?

• Handstanding

• Planking

• Cycling

• Weightlifting

• None of the above

What mechanism leads to the SV decrease during
strenuous exercise?

​Exercise

What mechanism leads to the symptom?

Exercise

Cardiovascular
Regulatory Mechanisms 3