Circulatory System

Question 1

Flow of blood through the heart & body

Answer 1

Heart —> atrium —> ventricle —> lungs —> atrium —> ventricle —> somewhere else in the body

Question 2

Location of oxygenated & deoxygenated blood in the heart

Answer 2

Right: deoxygenated
Left: oxygenated

Question 3

How the circulatory system is like a highway

Answer 3

Blood (like vehicles) travels through blood vessels (roads) to deliver O2, nutrients, & remove waste from cells in the body.
Highways have multiple lanes for traffic flow, circulatory has arteries, veins, & capillaries that manage the flow of blood in and out of different areas.
Heart is a traffic control center, keeping traffic moving

Question 4

Function & structure of organs involved

Answer 4

Heart: muscular organ with 4 chambers, pumps blood to the body

Veins: thin walled with valves, carries blood to the heart

Arteries: thick walled blood vessels, carries blood from the heart

Blood: made of red & white blood cells, platelets, and plasma. Carries O2 & nutrients