Cardiac System Flashcards
What part of the heart is also known as the ‘cardiac pacemaker’?
The SA node
What are the top chambers of the heart called?
Left and right atria
What are the bottom chambers of the heart called?
Left and right ventricles
How do you calculate you maximum heart rate
220 minus your age
What’s your resting SV values?
60/80ml
What’s your sub max SV values?
80/100ml untrained
160/200 trained
What is maximal SV values?
100/120 for untrained
160/200 for trained
What is resting HR?
70/72 BPM
What is your sub maximal HR?
Up to 100/130
Resting Q value?
5L per min
Sub ma Q values?
Up to 10L per min
Maximal Q values?
20/40L per min
Name the venous return mechanisms
Pocket valves Respiratory pump Smooth muscle Gravity Muscle pump
What are pocket valves?
One way valves In the veins to prevent backflow of blood and direct blood towards the heard
What is resting heart rate for an untrained athlete?
70-72bpm