HE_SFP_Wk 11 Protein

Multiple Choice

Which of the following is a key function of protein in the human body?

• Providing energy storage

• Acting as a structural component of cells and tissues

• Regulating body temperature

• Serving as the main source of vitamins

​https://www.youtube.com/watch?v=HSCUAjZQhXI

​https://www.youtube.com/watch?v=HSCUAjZQhXI

Open Ended

Why is protein considered an essential nutrient for human health?

Multiple Select

Which of the following are roles of protein in the body?

• Muscle growth and repair

• Enzyme production

• Immune system support

• Vitamin D synthesis

Fill in the Blank

There are ___ essential amino acids that cannot be produced by the body and must be obtained from the diet.

Multiple Choice

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

• Tofu

• Chicken

• Eggs

• Lean beef

Open Ended

Explain the difference between complete and incomplete protein sources, and give one example of each.

Multiple Choice

According to the PDCAAS chart, which protein source has the highest protein quality score?

• Whey protein isolate

• Cooked lentils

• Roasted peanuts

• Cooked rice

Open Ended

Explain why complementary proteins are important for vegetarians and vegans.

Multiple Choice

Which of the following is an example of complementary proteins for vegetarians or vegans?

• Rice + Beans

• Chicken + Cheese

• Egg + Salmon

• Fish + Lentils

Multiple Select

Which of the following processes occur in the small intestine during protein digestion?

• Mechanical breakdown of protein

• Denaturation of proteins by HCl

• Breakdown of polypeptides into amino acids, dipeptides, and tripeptides

• Absorption of amino acids into the bloodstream

Fill in the Blank

Fill in the blank: In the stomach, hydrochloric acid (HCl) ___ proteins, and the enzyme pepsin hydrolyzes peptide bonds.

Open Ended

Describe two main uses of amino acids in the body after protein metabolism.

Multiple Choice

According to the recommended protein intake, what is the RDI for women aged 19-70 years?

• 46 g/day

• 64 g/day

• 81 g/day

• 57 g/day

Open Ended

Robert, a 70kg gentleman aged 71 years old​

Robert has a generally sedentary lifestyle, and his daily estimated energy requirement is 7,500kJ​

The AMDR of protein is 15-25% of energy intake, and the RDI of protein for Robert is 1.07 grams/kg BM

Calculate his daily requirements for RDI and AMDR

Multiple Choice

What is sarcopenia and why is it important to maintain muscle mass as we age?

• A condition of excessive muscle growth; it helps prevent obesity.

• A condition of muscle loss; it helps maintain ability to walk and reduces risk of injury from falls.

• A condition of bone loss; it helps prevent osteoporosis.

• A condition of fat gain; it helps improve metabolism.

Open Ended

Explain how protein deficiency can affect children and older adults differently.

Multiple Select

Which of the following are potential risks of excessive protein intake?

• Kidney strain in individuals with pre-existing kidney disease

• Dehydration

• Increased risk of heart disease from high animal protein diets

• Improved immune function

Fill in the Blank

According to the AGHE, how many serves of lean meat and poultry, fish, eggs, tofu, nuts and seeds, and legumes/beans are recommended per day for women aged 51–70 years?

Open Ended

Describe the difference between complete and complementary proteins and explain why this distinction is important for people following plant-based diets.

Open Ended

Reflecting on today's lesson about protein, what is one key concept you learned that you think is important for maintaining good health?