DIGESTIVE SYSTEM. GENERAL 1 st System to Develop “Tube” Within a Tube Contents Remain External Until Absorbed Through Walls Humans are (Anatomical) Omnivores.
Answers. Respiratory System Pulmonary Ventilation Movement of air in & out of the lungs 4 stages External respiration Gas exchange between blood & air.
Digestive system Dr. Malak Qattan. 2 The GI tract (gastrointestinal tract) – Mouth – Pharynx – Esophagus – Stomach – Small intestine – Large intestine.
Chapter 9 Airway Management. Introduction (1 of 2) When the ability to breathe is disrupted: –Oxygen delivery to tissues and cells is compromised. –Vital.