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Digestive System
Fund of body funct
| Question | Answer |
|---|---|
| G.I Tract Physiology | Ingestion, peristalsis, digestion, absorption, defecation. |
| Defecation | Elimination of substances that cannot be absorbed. |
| Absorption | Moving digested food into the cardiovascular and lymphatic system for distribution to the cells. |
| Peristalsis/ Peristaltic activity | Muscular contractions that push food. |
| 4 canines/ Cuspids | Tear food. |
| 8 incisors | Cut food. |
| 8 Premolar/ Bicuspid | Grind food. |
| Structure of tooth | Crown, root, cervix. |
| Crown | Visible portion of each dens(tooth) abode the GINGIVAE (gums) |
| Root | Portion of each dens(tooth) anchored in the bone socket of maxilla & mandible. |
| Saliva is secreted by: | Parotid Glands, Sublingual Glands, Sub-mandibular Glands |
| Uvula | Coned shaped muscular structure in the posterior border of the soft palate. |
| Anterior oral roof | Hard palate. |
| Posterior oral roof | Soft palate. |
| Chemical diggestion occurs due to | HCI (hidrochloric acid) & Pepsin (breakdown of protein) |