3 Questions
Which of the following correctly sequences the events of muscle contraction?
Action potential travels down the T-tubules, calcium ions are released from the sarcoplasmic reticulum, myosin heads bind to actin filaments, cross-bridges form and the sarcomere shortens
What is the order of the cardiac conduction system?
SA Node, AV Node, Bundle of His, Purkinje fibers
What causes the 'dup' sound of the heart?
Closure of the semilunar valves
This quiz covers two topics: muscular contraction and relaxation, and cardiovascular anatomy and physiology. Test your knowledge on the events of muscle movement and learn about the path of blood flow through the heart. You will also explore the causes of heart sounds and the consequences of incomplete valve closure. Additionally, you will review the cardiac conduction system and the role of each part in regulating heart rate.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
