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Accessory Digestive Organs and Teeth: Role, Composition, and Function, Exercises of Biological Systems

An overview of accessory digestive organs, including salivary glands and teeth, discussing their functions, composition, and development. Topics covered are the number and locations of salivary glands, the role of saliva and salivary amylase, the eruption and structure of deciduous and permanent teeth, and the functions of the pancreas, liver, and gallbladder.

Typology: Exercises

2021/2022

Uploaded on 09/12/2022

ryangosling
ryangosling 🇺🇸

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5/1/12
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14.2 – Accessory
Digestive Organs
Accessory Digestive Organs
! Assist the process of digestion
breakdown in various ways
! Include various glands and organs
Salivary Glands
! 3 pairs
! Parotid glands empty into the mouth
! Submandibular and sublingual glands
empty under the tongue
! Saliva – mixture of mucus ad serous fluids;
helps bind food into a bolus
! Salivary amylase – alkaline enzyme that
starts digestion
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14.2 – Accessory

Digestive Organs

Accessory Digestive Organs

! Assist the process of digestion breakdown in various ways ! Include various glands and organs

Salivary Glands

! 3 pairs ! Parotid glands empty into the mouth ! Submandibular and sublingual glands empty under the tongue ! Saliva – mixture of mucus ad serous fluids; helps bind food into a bolus ! Salivary amylase – alkaline enzyme that starts digestion

Teeth

! Deciduous teeth – baby teeth; 6 mo – 2 yrs ! Permanent teeth – most erupt between 6- years, except the wisdom teeth (17-25) ! 32 teeth in a full set ! Incisors, canines, premolars, molars ! Teeth consist of a crown and a root ! Enamel covers the dentin , which surrounds the pulp cavity