Portage Learning A&P 1 Module 3
What are the two main groups of digestive system? 1. alimentary canal
2. accessory digestive organs
What is the alimentary canal? Continuous muscular digestive tube that runs from the mouth to the
anus
What are parts of the alimentary canal? mouth, pharynx, eso...
Portage Learning A&P 1 Module 3
What are the two main groups of digestive system? ✔✔1. alimentary canal
2. accessory digestive organs
What is the alimentary canal? ✔✔Continuous muscular digestive tube that runs from the mouth to the
anus
What are parts of the alimentary canal? ✔✔mouth, pharynx, esophagus, stomach, small intestine, large
intestine, and anus
What are the accessory organs of the digestive system? ✔✔teeth, tongue, gall bladder, salivary glands,
liver, pancreas
The mouth is made of what structures? ✔✔Lips (opening)
tongue (floor)
cheeks (walls)
hard and soft palate (roof)
Uvula (posterior border)
What is the lingual frenulum? ✔✔Fold of mucous membrane that secures the tongue to the floor of the
mouth
What are the tongues attachment points? ✔✔hyoid bone
mandible
lingual frenulum
What is mastication? ✔✔mechanical process of breaking down food with teeth
what is amalyse? ✔✔Enzyme secreted by salivary glands that breaks down starches
, How many teeth are in the human mouth? ✔✔32
What is the purpose of each tooth? ✔✔incisor = biting
canine = tearing
premolar = grinding
flat molar = crushing
Three main parts of the teeth ✔✔Root - the largest portion of the teeth
Neck- portion contained in upper portion of gingiva
Crown- visible portion of tooth above gum line
What is Dentin? ✔✔bone like substance of the tooth
What is Enamel? ✔✔hard connective tissue which protects rest of the tooth
What is the purpose of the tongue? ✔✔grips food and constantly repositions between teeth as well as
pushes bolus to pharynx
What types of papillae contain taste buds? ✔✔circumvallate, fungiform
Where are taste buds found? ✔✔tongue, surface of mouth, wall of pharynx
What is purpose of pharynx ✔✔throat connects the mouth to the esophagus
purpose of two skeletal muscles in pharynx? ✔✔circumferential (outer layer) longitudinal (inner layer)
contract alternatively causing peristalsis, squeezing food to esophagus
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller CertifiedGrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.89. You're not tied to anything after your purchase.
