WorksheetsPBS Unit 4 Review
Total questions: 20
Worksheet time: 10mins
What is the purpose of PCR?
Makes DNA fast
Makes DNA accurately
Makes large quantities of DNA
Reduces the amount of DNA
Low density lipoprotein (LDL)...
Might cause blockages in blood vessels- "Bad" cholesterol
Reduces blockages in blood vessels- "Good" cholesterol
High density lipoprotein (HDL)...
Potentially causes blockages in arteries- "bad" cholesterol
Reduces the chances of blockages in arteries- "good" cholesterol
Which diagnosis is due to high cholesterol?
Sickle Cell Anemia
Familial hypercholesterolemia
Diabetes
High blood pressure
Which macromolecule is cholesterol usually categorized as?
lipid
nucleic acid
carbohydrate
The units used to report blood pressure.
mL
L
mmHg
mLHg
Another name for chronic high blood pressure.
Hypertension
Atherosclerosis
Harden Arteries
What type of energy makes your heart beat?
Mechanical
Light
Electrical
Chemical
Which valve is located between the right atrium and right ventricle?
Mitral
Tricuspid
Aortic
Pulmonary
What valve is located between the left atrium and left ventricle?
Mitral/bicuspid
Tricuspid
Aortic
Pulmonary
Which valve is between the left atrium and aorta?
Aortic
Pulmonary
Which valve is located between the right ventricle and pulmonary artery?
Aortic
Pulmonary
The right side of the heart carries which type of blood?
Deoxygenated
Oxygenated
The left side of the heart carries which type of blood?
Deoxygenated
Oxygenated
Which blood vessel takes blood away from the lungs back to the heart?
Pulmonary vein
Aorta
Which blood vessel takes blood away from the cells of the body and back to the heart?
Superior vena cava
Aorta
Where does the superior vena cava drain?
Right atrium
Left atrium
Right ventricls
Left ventricle
Which node is the signal that starts the heart beat?
SA node
AV node
Which blood vessel moves blood from the left atrium to the cells of the body?
Aorta
Superior Vena Cava
Pulmonary vein
Pulmonary artery
What is the first component of a single heart heat?
P
QRS
T
