List the 4 major functions of the gastrointestinal system (in order of when they occur) without a comma in between them
Question 2
2.
Categorize the following into the two major categories of digestion:
Your stomach churns your food
Amylase breaks down starch
Your tongue helps to squish up your food in your mouth
Nuclease breaks down nucleic acids
Your teeth chew your food
Mechanical Digestion
Chemical Digestion
1. ORAL CAVITY
Question 3
3.
What kinds of digestion occur in the oral cavity?
Question 4
4.
What enzyme do your salivary glands produce?
Question 5
5.
What does the enzyme that your salivary glands produce break down?
Question 6
6.
What is the name of the reaction that this enzyme performs? (this is a throwback to the first major unit on biomolecules - what reaction breaks things apart?)
Question 7
7.
What is the ball of food that you swallow called?
2. PHARYNX
Question 8
8.
How many tubes does the pharynx split into?
Question 9
9.
Where does the trachea lead to?
Question 10
10.
What structure below the pharynx contains the vocal chords?
Question 11
11.
What structure (hopefully) prevents food from getting into the windpipe?
3. ESOPHAGUS
Question 12
12.
What major organ does the esophagus bring food to?
Question 13
13.
What is the muscle movement that helps food move down the esophagus?
Question 14
14.
What is the structure at the base of the esophagus that (hopefully) prevents food from getting back up into the esophagus from the stomach?
4. STOMACH
Question 15
15.
What kinds of digestion occur in the stomach?
Question 16
16.
What are the small indentations lining the stomach that release chemicals into the stomach?
Question 17
17.
What is released into the stomach that decreases the pH in the stomach and makes it more acidic?
Question 18
18.
What lines the stomach that helps to prevent it from being damaged or hurt by the acid inside the stomach?
Question 19
19.
What is the name of the non-functional enzyme that is released into the stomach (before it turns into a functional enzyme)?
Question 20
20.
What is the name of the functional enzyme that the enzyme from the previous question turns into in the presence of acid?
Question 21
21.
What does the enzyme from the previous question break down?
Question 22
22.
What is the mixture of HCl, mucus, pepsin, and food called?
Here are some questions about material we covered in class that wasn't in the videos (the teeth and complications/diseases that can occur in the GI system):
Question 23
23.
Sort the following skulls and molar types based on what the organism most likely ate.
Hypsodont molars
Carnassial molars
Brachyodont/Bunodont molars
Carnivore
Herbivore
Omnivore
Question 24
24.
What teeth are very prominent at the front of the mouth in carnivores that are good for piercing flesh when biting?
Question 25
25.
What are the teeth that are at the very front of the mouth called that are good for snipping off food when biting?
Question 26
26.
Which of the following occurs when there is damage to the lower esophageal sphincter/cardiac sphincter and stomach juices (which are acidic) move up into the esophagus?
Question 27
27.
If an individual has a severe negative reaction to gluten that causes the small intestine to become inflamed they might have ...