Vivas Week 4 Loading... 1. Describe the mechanism of venous return to the heart This patient has sepsis and is ventilated. What factors might affect central venous pressure in this patient? What is a normal CVP value? Loading... 2. Describe how the waveforms of an ECG relate to the cardiac cycle Describe the changes in left ventricular volume throughout the cardiac cycle starting with atrial systole Loading... 3. What is the sequence of events that occurs to produce haemostasis after an injury? What laboratory tests are used to assess the function of the different pathways of the coagulation cascade? Loading... 4. Please draw or describe the Frank-Starling law as it applies to cardiac muscle What factors influence the Frank-Starling curve? Loading... 5. What is the mechanism of action of atropine? Describe the organ effects of atropine What is atropine used for clinically? Describe the pharmacokinetics of atropine Loading... 6. Identify the main features of this bone Demonstrate on this bone the attachment of the scapulo-humeral muscles Loading...