Rat Digestive System Word Scramble
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Question | Answer |
Digestion begins in | Mouth |
2 functions: | Digestion: chemically & physically break down food into smaller mosequlr units.-----Absorprion: pass digestied food from Digestive system to circulatory system! |
2 types of digestion: | -Mechanical: food is mixed, chewed & broken down into smaller units-Chemical digestion: enzymes--protines--change chemical make up of the food |
Three areas of digestion: | salavary glands:Oral CavityAbdominal cavity |
Salavary glands: | inside throat area:-submaxilary gland: paired glands-drain digestive juices => -Wharton's duct:base of tongue-Stensen's duct: Paraded Glands: drains at upper mholers-Sublinqual Gland: Drains contents at base of tongue and joins at wharton's duct- |
Oral Cavity | Dentition pattern: determins diet by size, shape and number of teeth. |
Rats dentention formula: | Incisor=> 1/1 Canines=> 0/0Premholers=>0/0Mholers=>3/31003 |
Human dentition formula: | 2123 |
Space between cheek and teeth | Vestibule |
Tongue | attatched to back floor of mouth by lingual frenula (2)-paletine rougi |
Top of mouth: | hard pallett: supported by bone and ridgessoft pallett: muscle =>postiour is the uvula, which only humans have. |
Structures that drain into oral cavity | Eustacian tubes drain inner ears ito oral cavity:---external nairs: |
Tongue: | covered by papilli-3 types: anterour-fungiform-postirour: fillaform, adjecent to mholler teeth-circumvallate=> most posterour and the biggest. |
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