Respiration & Circulation Review

What is pulmonary circulation?

• The flow of blood from the heart to the lungs and back.

• The process of oxygenating blood in the kidneys.

• The movement of blood between the heart and the digestive system.

• The circulation of blood within the brain.

What are blood vessels that move blood AWAY from the heart called?

• Veins

• Capillaries

• Arteries

• Venules

What is respiration?

• The process of taking in oxygen and expelling carbon dioxide.

• The process of photosynthesis in plants.

• The act of breathing without gas exchange.

• The conversion of glucose into energy without oxygen.

What is the binding substance that keeps oxygen in the blood cells?

• Hemoglobin

• Myoglobin

• Albumin

• Fibrinogen

What is systemic circulation?

• The flow of blood from the heart to the rest of the body and back.

• The process of oxygenating blood in the lungs.

• The movement of blood between the heart and the brain.

• The circulation of blood within the heart itself.

What is the time it takes for one complete cycle of blood flow through the body and back to the heart?

• 30 seconds

• 60 seconds

• 90 seconds

• 120 seconds

What are platelets?

• Cell fragments in the blood that help with clotting.

• White blood cells that fight infection.

• Red blood cells that carry oxygen.

• Proteins that help in digestion.

What is plasma?

• The solid component of blood responsible for clotting.

• The liquid component of blood that carries cells, nutrients, hormones, and waste.

• A type of cell found in the immune system.

• A hormone produced by the pancreas.

What is the significance of hemoglobin in the blood?

• It helps in blood clotting.

• It binds to oxygen in the lungs and carries it to the body's tissues.

• It regulates body temperature.

• It transports carbon dioxide from the tissues to the lungs.

What is the primary function of the circulatory system?

• To transport oxygen, nutrients, hormones, and waste products throughout the body.

• To facilitate digestion and absorption of food.

• To provide structural support to the body.

• To regulate body temperature and maintain homeostasis.