True or False

1.During the INHALATION the rib muscles and the diaphragm muscles relax, the chest cavity becomes smaller and the air pressure becomes greater than the outside body.
2.The alveoli is a sacs filled with oxygen.
3.In the capillaries the red blood cells diffuses carbon dioxide into the alveoli and receive oxygen and become oxygenated blood.
4.Breathing refers to the process of inhaling and exhaling air. The rate of breathing is affected by the amount of carbon dioxide in the blood.
5. Nasal cavity moistens the inhaled air.
6.Trachea serves as the pathway of air in and out of the lungs
7.The lungs expand as the air enters the nose and mouth traveling through the larynx to the lungs.
8.Circulatory system serves as a transport system of oxygen and nutrient to the body.
9.Circulatory system has three major parts - heart, blood, and the lungs.10.Heart is a muscular pump which keeps the blood flowing to each part of the body.
11.Red blood cells, white blood cells and platelets are found in the plasma.
12.Arteries carry the blood from the rest of the body towards the heart.
13.The oxygenated from the lungs reaches the heart through the pulmonary artery.
14. Circulatory system transport blood and other materials, and also carries away waste out of the body.
15.Respiratory and circulatory systems are working together to maintain internal stability and balance or known as HOMEOSTASIS​