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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) |