Lesson 6 Nutrition

Which of the following is the RDA for protein for an average, healthy adult? 1 g/lb/day 4 g/kg/day 0.8 g/kg/day 8 g/kg/day

0.8 g/kg/day

Which nutrient is found in plant protein foods and not in animal protein foods? iron zinc calcium fiber

Fiber

The edema that is symptomatic of kwashiorkor relates to which of the following roles of protein? Transport Messenger (specifically hormonal) Acid-base balance Fluid balance

Fluid balance

Which statement about sources of protein is false? Animal sources of protein contain all of the essential amino acids for humans It is difficult to meet most people's protein requirements without consuming animal proteins Legumes are an example of a high-protein plant food. Plant sources of protein can easily meet most people's protein requirements.

It is difficult to meet most people's protein requirements without consuming animal proteins

Which of the following can result from a deficiency of protein and energy? PKU Marasmus kidney stones. All answer choices are correct.

Marasmus

Which of the following enzymes plays a role in digesting proteins? Pancreatic amylase Salivary amylase Pepsin Insulin

Pepsin

Your friend Dan has decided that he wants to build up the muscles in his arms. He knows you are taking a nutrition class, so he asks you which protein shake will be best for his fitness goals. What do you tell him?

Protein alone will not build muscles. Buying special shakes to get large amounts of protein may just cost him extra money.

Amino acids that cannot be made by the adult human body are called

essential amino acids

The three-dimensional shape of a protein is determined by the

sequence of amino acids in the polypeptide chain

Hemoglobin is an example of

transport protein

The waste product resulting from the conversion of an amino acid into glucose is

urea