Bill Nye Circulatory System

What is the main function of the circulatory system?

• Regulating body temperature

• Producing hormones

• Filtering blood

• Transporting oxygen, nutrients, and waste products

What are the three main components of the circulatory system?

• brain, spinal cord, and nerves

• lungs, veins, and arteries

• stomach, intestines, and liver

• heart, blood vessels, and blood

What is the name of the largest artery in the human body?

• vein

• capillary

• aorta

• arteriole

What is the name of the smallest blood vessels in the circulatory system?

• veins

• capillaries

• arteries

• lymph vessels

What is the average adult heart rate at rest?

• 60-100 beats per minute

• 150-200 beats per minute

• 110-130 beats per minute

• 30-50 beats per minute

What is the name of the protein in red blood cells that carries oxygen?

• myoglobin

• collagen

• insulin

• hemoglobin

Tags

NGSS.MS-LS3-1

What is the process by which blood cells are formed?

• erythropoiesis

• hematopoiesis

• thrombopoiesis

• leukopoiesis

What is the name of the valve that separates the left atrium and left ventricle?

• aortic valve

• tricuspid valve

• mitral valve

• pulmonary valve

What is the name of the condition where the arteries become narrowed and hardened?

• atherosclerosis

• arteriosclerosis

• thrombosis

• embolism

What is the name of the fluid part of the blood?

• serum

• hemoglobin

• platelets

• plasma