Under Pressure
Blood Pressure rises during _____
A: What is systole?
Also known as the 1st sound
A: What is the systolic number?
Also known as the last sound?
A: What is the diastolic number?
Two phases of the cardiac cycle
A: What is systole and diastole
Ventricles contract and build _______
A: pressure
Place the stethoscope over the _________
A: What is the brachial artery?
What shape is the left ventricle?
Round
What would you inflate the cuff to when you take someone’s blood pressure?
130
What shape is the right ventricle?
Pouch-shaped
Why do valves close?
Prevent backflow
What is tachycardia?
Abnormally fast heart rate
How are valves held in place?
Chordae tendineae ( heart strings)
The systolic number of elevated blood pressure is usually _______
A: 120-129
What does the right ventricle do?
Pumps blood to pulmonary circuit
What enters the right atrium?
Vena Cava
The four chambers of the heart are..
Right atrium, right ventricle, left atrium, left ventricle
The term for the volume of blood pumped out of the heart
A: What is Stroke Volume?
What are the layers of the heart?
Epicardium ( outer layer)
Myocardium ( Middle layer)
Endocardium ( inner layer)
What are the three types of blood vessels
Arteries
Veins
Capillaries
A pressure wave of blood is a ______
A: What is a pulse?
An abnormally slow heart rate is called ________
A: Bradycardia
The amount of blood pumped by each side of the heart in 1 minute is ____
A: What is Cardiac Output?
When ventricular pressure falls in the ventricular systole, the ______ valves close
A: semilunar
Capillary beds consist of two types of vessels called _____ and _______
A: vascular shunt and true capillaries
The law that states that the more that cardiac muscle is stretched, the stronger the contraction is called ____
A: Starling’s Law of the Heart