Other
Bio 209 Digestive system lab quiz review
- Course
- Bio 209
- Institution
- Bergen Community College
This is a comprehensive and detailed Digestive system lab quiz review for Bio 209.
[Show more]
Seller
Follow
Content preview
Lab Quiz 1 ReviewDigestive system:
Structures of the gastrointestinal tract:
● Mouth
● Pharynx
● Esophagus
● Stomach
● Small intestine
● Large intestine
● Rectum
● Anus
What are the structures that make up the mouth?
● Incisors- chisel-shaped and adapted for cutting into food
● Cuspids (canine)- tear food
● Bicuspids (premolars)- crush and grind food
● Molars- grind food
Papillae are projections of the lamina propria there are 3 types:
o Filiform papillae- have no taste buds but create friction to move the food around your
mouth
o Fungiform papillae- these taste buds resemble mushrooms and are scattered all over the
o Circumvallate papillae- these taste buds form an inverted “V” on the posterior portion of
the tongue.
What part of the tongue senses taste? The anterior 2/3 of the tongue senses sweet, sour, and salty
tastes. The posterior 1/3 of the tongue senses bitter tastes.
What is Saliva? Saliva contains water, mucin, and salivary amylase. The pH of saliva is 6.35 to
6.85. There are 3 glands that secrete saliva into the mouth:
o Parotid gland
o Submandible gland
o Sublingual gland
What is the Pharynx and Where is it located? The Pharynx is the throat and has 3 regions:
● Nasopharynx- is located posterior to the nasal cavity
● Oropharynx- is located posterior to the oral cavity
● Laryngopharynx- is located posterior to the larynx and connects the mouth to the
esaphogas.
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 anyiamgeorge19. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78462 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now