Chemical digestion, absorption and defecation.
Answer:
Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs. Upon exhalation, the diaphragm relaxes and returns to its domelike shape, and air is forced out of the lungs.
Answer:
Behavior Modification
Explanation:
Behavior Modification is the alteration of behavioral patterns through the use of such learning techniques as biofeedback and positive or negative reinforcement.
Answer:
1. breathing; 2. blood flow
Explanation:
