Circulatory System Quiz

What are the main components of the circulatory system?

• Heart, lungs, brain

• Heart, arteries, capillaries, veins

• Lungs, liver, kidneys

• Brain, spinal cord, nerves

What is viscosity?

• The speed of blood flow

• The resistance to flow offered by a fluid in motion

• The volume of blood in the body

• The pressure of blood against vessel walls

What is the study of blood moving through the circulatory system called?

• Hematology

• Hemodynamics

• Cardiology

• Neurology

What type of flow is characterized by rapid acceleration and deceleration, usually seen in arterial circulation?

• Steady flow

• Phasic flow

• Pulsatile flow

• Turbulent flow

What is laminar flow?

• Flow with rapid changes in speed and direction

• Parallel flow seen in normal circulation, without pathology

• Flow with constant speed or velocity

• Flow that occurs only in veins