Q: A person weighing 154 pounds wants to calculate their recommended daily protein intake using the standard adult factor. What is the correct calculation and answer?

$$\frac{154}{2.2} \times 0.8 = 56$$ grams

Question 1

Which element is present in all amino acids but is NOT found in carbohydrates or fats?

Accepted Answer

Nitrogen

Question 2

What type of bond links individual amino acids together to form proteins?

Accepted Answer

Peptide bond

Question 3

A person weighing 154 pounds wants to calculate their recommended daily protein intake using the standard adult factor. What is the correct calculation and answer?

Accepted Answer

$$\frac{154}{2.2} 	imes 0.8 = 56$$ grams

Question 4

Which of the following best describes a complete protein?

Accepted Answer

A protein that contains all essential amino acids in adequate amounts

Question 5

Which of the following is an example of complementary proteins?

Accepted Answer

Rice and beans eaten together

Question 6

What is the main difference between kwashiorkor and marasmus?

Accepted Answer

Kwashiorkor is caused by protein deficiency with adequate calories, while marasmus is caused by overall energy deficiency

Question 7

Which of the following best explains what happens to excess protein in the body?

Accepted Answer

It is converted to fat and stored in adipose tissue

Question 8

Which of the following is a plant-based source of complete protein?

Accepted Answer

Soybeans

Question 9

What determines the specific function of a protein in the body?

Accepted Answer

The sequence and chemical properties of its amino acid side chains

Question 10

Which of the following best describes the process of protein denaturation?

Accepted Answer

The unfolding of a protein's structure due to heat, acid, or agitation

Question 11

Which of the following is NOT a function of proteins in the body?

Accepted Answer

Storing genetic information

Question 12

Which of the following statements about omega-3 fatty acids is TRUE?

Accepted Answer

They are associated with reduced inflammation and lower risk of heart disease

Question 13

Which of the following foods is the richest source of omega-3 fatty acids?

Accepted Answer

Salmon

Question 14

Which of the following best explains why unsaturated fats (like olive oil) are generally liquid at room temperature?

Accepted Answer

They have one or more double bonds that create kinks in the fatty acid chains, preventing tight packing

Question 15

Which of the following statements about LDL and HDL is correct?

Accepted Answer

LDL transports cholesterol to tissues and can contribute to atherosclerosis, while HDL removes cholesterol from tissues and helps protect against heart disease

Question 16

A patient is diagnosed with atherosclerosis. Which of the following best describes this condition?

Accepted Answer

The buildup of fatty deposits in the walls of arteries, leading to reduced blood flow

Question 17

Which of the following is a controllable risk factor for heart disease?

Accepted Answer

Smoking

Question 18

What is the primary function of bile in fat digestion?

Accepted Answer

To emulsify fats, increasing their surface area for enzyme action

Question 19

Where does most fat digestion occur in the human body?

Accepted Answer

Small intestine

Question 20

Which of the following best describes the role of the pancreas in digestion?

Accepted Answer

It secretes enzymes that break down proteins and fats in the small intestine

Proteins and Lipids: Structure, Function, and Health Implications

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