Circulatory System Gizmo 22 Correctly Answered Questions Latest Update

how is the blood in pulmonary artery different from blood in other arteries? {Ans: the blood is lower in oxygen}which chambers contract during "lub" {Ans: left/right atrium}which type of blood vessel usually carries oxygen-rich blood? {Ans: arteries}how is circulatory system similar to road and highway system? {Ans: both provide pathways to transport objects (blood/cars) to the places they need to go to}names of the chambers? {Ans: right atrium left atrium right ventricle left ventricle}what do veins do? {Ans: carry blood back to the heart}Describe the structure of the pericardium {Ans: PERICARDIUM IS MADE OF FIBROUS AND SEROUS AND SEROUS IS MADE OF VISCERAL AND PARIETAL FORMS CAVITY}how many chambers does the heart have? {Ans: 4}how is the blood in the pulmonary vein different from blood in other veins? {Ans: the blood is high in oxygen}why do we need blood? {Ans: prevent disease/blood loss; regulate pH/body temp/electrolytes; transport oxygen, nutrients, enzymes, hormones to rest of body; transport CO2 and other wastes away from body tissues}which chambers contract during "dub" {Ans: left/right ventricle}what do valves do? {Ans: keep blood from flowing backward; allow for blood to flow from atrium to