Blood
Lower chamber of the heart that pumps blood out of the heart.
A. Ventricle
B. Septum
C. Atrium
D. Aorta
A: Ventricle
Upper chamber of the heart that receives blood.
A. Ventricle
B. Atrium
C. Septum
D. Aorta
B: Atrium
Muscular tissue of the heart that contracts and pumps blood through the circulatory system.
A. Myocardium
b. Pericardium
C. Ventricles
D. Septum
A: Myocardium
Type of circulatory system where circulating blood is pumped through a series of vessels.
A. Open Circulatory System
B. Vascular Circulatory System
C. Closed Circulatory System
D. Artery Circulatory System
C: Closed Circulatory System
This organ is located near the center of your chest, is composed almost entirely of muscle, and is about the size of your clenched fist.
A. Stomach
B. Lungs
C. Diaphragm
D. Heart
D: Heart
Carry oxygen poor blood from the tissues of the body back to the heart.
A. Capillaries
B. Arteries
C. Veins
D. Aorta
C: Veins
Large vessels that carry oxygen rich blood from the heart to tissues of the body.
A. Veins
B. Capillaries
C. Arteries
D. Valves
C: Arteries
The protective sac in which the heart is enclosed.
A. Myocardium
B. Pericardium
C. Septum
D. Sinoatrial Node
B: Pericardium
Wall that separates the left and right sides of the heart and prevents the mixing of oxygen rich and oxygen poor blood.
A. Atrium
B. Ventricle
C. Septum
D. Sinoatrial Node
C: Septum
Flaps of connective tissue located between the atria and ventricles that prevents blood from flowing backwards and increases the pumping efficiency of the heart.
A. Capillaries
B. Platelets
C. Septum
D. Valves
D: Valves
The force of blood on the walls of arteries.
A. Heart Attack
B. Blood Pressure
C. Resting Heart Rate
D. Atherosclerosis
B: Blood Pressure
Smallest blood vessels. Walls are only one cell thick and very narrow. Important for bringing oxygen and nutrients to tissues and absorbing carbon dioxide and other waste products.
A. Capillaries
B. Veins
C. Arteries
D. Aorta
A: Capillaries
Group of cardiac muscle cells in the right atrium that creates an impulse and starts a heartbeat. Known as the pacemaker.
A. Sinoatrial Node
B. Myocardium
C. Pericardium
D. Capillaries
A: Sinoatrial Node
The first number in a blood pressure reading. Is the force felt in the arteries when the ventricles contract.
A. Systolic Pressure
B. Diastolic Pressure
C. Primary Pressure
D. Secondary Pressure
A: Systolic Pressure
Second number in a blood pressure reading. Is the force of the blood on the arteries when the ventricles relax.
A. Diastolic Pressure
B. Secondary Pressure
C. Primary Pressure
D. Systolic Pressure
A: Diastolic Pressure
Most numerous type of blood cell whose job is to transport oxygen.
A. White Blood Cells
B. Red Blood Cells
C. Platelets
D. Plasma
B: Red Blood Cells
Occurs when a blood vessel leading to the brain is blocked restricting oxygen and nutrients to the brain and can result in paralysis, loss of ability to speak, or death.
A. Heart Attack
B. Atherosclerosis
C. Hypertenstion
D. Stroke
D: Stroke
This blood cell aids the body in clotting to help stop bleeding.
A. Platelets
B. White Blood Cells
C. Red Blood Cells
D. Plasma
A: Platelets
When the coronary arteries become blocked and the heart muscle begins to die due to lack of oxygen.
A. Heart Attack
B. Atherosclerosis
C. Stroke
D. Diabetes
A: Heart Attack
Fatty deposits (Plaque) on the walls of arteries that can obstruct the flow of blood and raise blood pressure.
A. Heart Attack
B. Stroke
C. Atherosclerosis
D. Hypertension
C: Atherosclerosis
Describe the pathway blood takes through the heart.
(Left Ventricle, Lungs, Aorta, Right Atrium, Right Ventricle, Left Atrium)
1. Right Atrium
2. Right Ventricle
3. Lungs
4. Left Atrium
5. Left Ventricle
6. Aorta
Name the three types of blood vessels in the circulatory system.
1. Arteries
2. Veins
3. Capillaries
The only artery that does not carry oxygen in its blood.
A. Femoral Artery
B. Brachial Artery
C. Aorta
D. Pulmonary Artery
D: Pulmonary Artery
Part of blood that is made up of 90 percent water and 10 percent dissolved gases, salts, nutrients, enzymes, hormones, wastes, and proteins.
A. Red blood Cells
B. Platelets
C. Plasma
D. White blood Cells
C: Plasma
Name the three types of blood cells found in blood.
1. Red Blood Cells
2. White Blood Cells
3. Platelets
What is the largest artery in the human body?
Hint: It comes directly out of the heart.
Aorta