Quiz on the Circulatory System, Respiratory System, and Digestive System

What is the driving force behind the circulatory system?

• Heart

• Lungs

• Brain

• Liver

Which cells are responsible for delivering oxygen to cells?

• Platelets

• Red blood cells

• White blood cells

• Muscle cells

Where does digestion start in the body?

• Esophagus

• Stomach

• Mouth

• Small intestine

What is the main function of the respiratory system?

• Producing blood cells

• Extracting oxygen

• Regulating body temperature

• Transporting nutrients

Which organ secretes gastric juices for digestion?

• Small intestine

• Stomach

• Pancreas

• Liver

What is the main job of platelets in the circulatory system?

• Fight off foreign substances

• Fix veins and arteries

• Deliver oxygen

• Transport nutrients

What is the role of the diaphragm in the respiratory system?

• Absorb nutrients

• Expel waste

• Produce oxygen

• Fill the lungs with air

Where does the bolus move after passing through the esophagus?

• Large intestine

• Stomach

• Small intestine

• Liver

Which vessels bring blood back to the heart from the organs?

• Veins

• Capillaries

• Bronchioles

• Arteries

What is the substance called that is formed after digestion in the stomach?

• Chyme

• Pylorus

• Bolus

• Gastric juice