Midterm Review Chapter 5

The primary functions of lipids in the body include all the following except?

• They are the structural components of cell membranes.

• They are the energy components of cell membranes.

• They are the signaling components of cell membranes.

• They are the energy structures.

• They are the signaling structures.

The main type(s) of lipids include which of the following?

• diacylglycerols

• phospholipids

• proteins

• triphosphates

• carbohydrates

Which of the following are solid at room temperature?

• olive oil

• coconut oil

• butter

• spreadable margarine

• nonstick spray

Satiety means which of the following?

• sensation of fullness

• sensation of hunger

• sensation of taste

• sensation of thirst

• sensation of fatigue

Characteristics of people who don’t have enough body fat include all the following except:

• They are often tired.

• They can develop sores on their skin.

• They are frequently hot.

• All of the above are true.

• None of the above are true.

“Saturation” means which of the following?

• whether or not a fatty acid chain is filled to capacity with carbon atoms

• whether or not a fatty acid chain is filled to capacity with hydrogen atoms

• whether or not a fatty acid chain is filled to capacity with oxygen atoms

• whether or not a fatty acid chain is filled to capacity with nitrogen atoms

• whether or not a fatty acid chain is filled to capacity with chlorine atoms

Which of the following describes a fatty acid with only one double bond?

• any fatty acid with two or more double bonds

• any fatty acid with no double bonds

• any fatty acid with only one double bond

• any fatty acid with only one peptide bond

• any fatty acid with two or more peptide bonds

Essential fatty acids must be obtained from where?

• food

• a gas station

• a shopping mall

• environments

• made by the body

The structure and length of a fatty acid determines which of the following?

• whether it is gas or liquid at room temperature

• whether it is crystal or liquid at room temperature

• whether it is solid or liquid at room temperature

• whether it is solid or vapor at room temperature

• whether it is solid or plasma at room temperature

Which of the following fatty acids plays an important role in fetal brain development?

• DHA

• AHA

• eicosanoids

• trans fatty acids

• cis fatty acids