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• Due No due date
• Points 100
• Questions 29
• Time Limit 60 Minutes
• Requires Respondus LockDown Browser
Instructions
You are about to begin a timed exam. Please make sure you are in a suitable, quiet place, free from distraction.
Also, make sure you are comfortable with the material in the module before beginning.
This exam will cover all material covered in Module 2.
Remember, you must complete this exam without the help of any study aids, including another person, printed
materials, or the Internet, and you must complete the exam in one sitting.
Attempt History
Attempt Time Score
LATEST Attempt 1 60 minutes 92 out of 100
Score for this quiz: 92 out of 100
Submitted Feb 17 at 4:40pm This
attempt took 60 minutes.
Question 1
pts
Multiple Choice:
Which type of diffusion can move substances down concentration gradients utilizing a transporter?
Passive diffusion
Osmosis
Active transport Correct!
Facilitated diffusion
1.
, Question 2
pts
List 3 organs of the gastrointestinal tract and state their functions.
Your Answer:
Stomach - Store and break down foods into Chyme
Small Intestine - Absorb nutritients into blood stream and fats into lymph system
Big Intestine (Colon) - Absorb water and minerals
Mouth - hold and mechanically digests food
Esophagus - passageway for food
Stomach - Hold volume of food and mechanically and chemically digests it
Small intestine - Site of digestion and absorption of nutrients
Large intestine - Reabsorbs water and some vitamins
Rectum - Passes undigested foodstuffs from the body
Question 3
pts
List one of the GI tract’s accessory organs and its function for digestion.
Your Answer:
Liver - create bile to disolve fats Options:
Salivary glands: releases saliva containing enzymes that chemically digest food
Liver – produces bile to break down fats
Gallbladder – stores bile produced by the liver to be released into the intestine to digest fats
Pancreas – releases digestive enzymes to chemically break down food
Question 4
pts
True or False. If false, explain why it is false.
Intrinsic factor is a vital glycoprotein produced in the stomach and is necessary for the B12 to be absorbed.
Your Answer:
True
True
1.