Which of these is true about the location of the heart

Two-thirds of the heart is to the left of the midline

What does the left side of the heart do?

Pumps blood into the systemic circulation to the rest of the body

What are the chordae tendineae?

Tendinous chords that attach to valves of the heart

What is the pulmonary circulation?

The transport system of blood between the heart and lungs

Which of these statements is true about arteries

Carries blood away from the heart

What is systolic blood pressure?

Pressure of the force of blood against artery walls

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Cardiovascular System

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Cardiovascular system if the human body

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Questions 14

Answers

1
The superior chambers of the heart are called the atria
False
True
2
Which of these is a function of veins
Transfer nutrients between blood and tissues
Contain a one way valve system
Consist of thick walls to withstand pressure
None of the above
3
The unit of blood pressure is measured in millimeters of hydrogen
False
True
4
Which of these is true about the location of the heart
Two-thirds of the heart is to the left of the midline
It is situated in the abdominal cavity
It is placed in front of the sternum
The base lies just below the 2nd lumbar vetebrate
5
What does the left side of the heart do?
Nothing
Pumps blood into pulmonary circulation to the lungs
Filters blood of toxins
Pumps blood into the systemic circulation to the rest of the body
6
What is the pericardium?
The lining of the interior wall of the heart
The two upper chambers of the heart
Special sac covering the heart
Thick contractile muscle of the heart
7
What are the chordae tendineae?
Tendinous chords that attach to valves of the heart
The muscle that divides the two sides of the heart
The lining of the myocardial wall of the heart
Semilunar valve at the entrance to the pulmonary system
8
What is the pulmonary circulation?
The flow of blood to the brain
The transport system of blood between the heart and lungs
The system which transports blood around the body
The exchange of nutrients between capillaries and tissues
9
Which of these statements is true about arteries
Carries blood to the heart
Collapsible structure
Contains valves to prevent backflow
Carries blood away from the heart
10
Where would you find the carotid arteries
Leg
Arm
Brain
Neck
11
What is systolic blood pressure?
Force on artery wall when ventricles are relaxed
Pressure of the force of blood against artery walls
Force on vein wall when ventricles are relaxed
Pressure of the force against vein wall
12
Where are the popliteal arteries?
Hip
Neck
Knee
Elbow
13
Which of these is NOT a layer of the heart wall
Myocardium
Epicardium
Exocardium
Endocardium
14
Which if these is NOT part of systemic circulation
Femoral artey
Brachial
Common iliac
Pulmonary vein

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