Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads

A&P

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help  

Question
Answer
What is the heart's innermost layer and therefore comes into direct contact with circulating blood?   Endocardium  
What is the heart's outermost layer?   Pericardium  
What is the thickest part of the heart?   Myocardium  
What structure allows blood to flow from the left atrium into the left ventricle?   Mitral valve (also known as Bicuspid Valve)  
What structure allows blood to flow from the right atrium into the right ventricle?   Tricuspid valve  
What structure allows blood to flow out of the the left ventricle into the aorta?   Aortic valve  
What is the largest artery in the body?   Aorta  
The superior vena cava empties into what?   Right atrium  
The inferior vena cava empties where?   Right atrium  
What structure returns oxygenated blood to the heart?   Pulmonary veins  
Through what structure is blood pumped into lungs?   Pulmonary artery  
Which part of the heart does most of the work?   Left ventricle-so the walls are the thickest!  
How doe the heart get its own blood supply?   Right and Left Coronary Arteries  
What structures branch off of the ascending aorta?   Coronary arteries  
What is the main function of heart valves?   Keep blood from flowing backwards  
How long is a normal heart beat?   0.8 seconds: 0.4 seconds to contract and 0.4 seconds to relax.  
When reading an EKG, what represents atrial depolarization?   P wave  
On EKG, what represents ventricular depolarization?   QRS complex  
On EKG, what represents ventricular repolarization?   T wave  


   






 
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how
Created by: shocklori