Question

Ayuda doy Coronita si responden bien plis es urgente las dos paginas si pueden

Answer 1

PRIMER EJERCICIO

1: During breathing, air moves in and out of the lungs. When we inhale, the air flows through the airways into the lungs. The airways are made of elastic tissue. Bands of muscle and other supportive tissues wrap each airway to help keep it open.

2: it is the supply of oxygen from the lungs to the bloodstream and the removal of carbon dioxide from the bloodstream to the lungs.

SEGUNDO EJERCICIO

a: primer imagen

b: última imagen

c: segunda imagen