130. Fill in the blanks showing how air moves in your body. Air moves from your nose to a tube called the ___________. The ___________ leads to 2 big tubes called ___________ ____________. These tubes divide into _______________ tubes. The smallest tubes lead to tiny air sacs called _______________.
131. Air moves from your nose to a tube called the trachea . The trachea leads to 2 big tubes called bronchial tubes . These tubes divide into smaller tubes. The smallest tubes lead to tiny air sacs called alveoli . Scores