Cardiovascular physiology Flashcards Preview

Medicine > Cardiovascular physiology > Flashcards

Flashcards in Cardiovascular physiology Deck (7)
Loading flashcards...
1
Q

What is the process by which calcium entering the cardiac cell during the plateau phase inducing contraction?

A

Excitation contraction coupling

2
Q

What channels does the calcium enter the cytosol through?

A

L - type calcium channels

3
Q

Define an innocent murmur

A

This is a benign murmur that may be present not due to structural defects. Most commonly caused by:

  • high cardiac output states
  • pregnancy
  • anaemia
4
Q

What drug choice will have negative chronotropic and inotropoic effects?

A

verapamil

5
Q

What is the Gold standard test for analysing coronary artery disease?

A

Coronary angiography

6
Q

what receptor does neuropeptide Y bind to?

A

P2X ion channel

7
Q

What is angiotensin II?

A

Peptide hormone