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Protein Metabolism and Daily Requirements Quiz

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Questions and Answers

What is the daily protein requirement for the average sedentary man?

46 grams per day
56 grams per day (correct)
1 gram per pound
0.8 grams per kilogram of body weight

What does PEM stand for in the context of protein disorders?

Protein Energy Malnutrition (correct)
Protein Excess Manifestation
Prolonged Energy Metabolism
Primary Essential Macronutrient

What is the meaning of the Greek word 'proteos'?

Energy
Essential
First (correct)
Nutrition

In which physiological situations can the protein requirement increase?

Last half of pregnancy (B) Signup and view all the answers

What is the essential feature of Protein Energy Malnutrition (PEM)?

Deficiency of protein (A) Signup and view all the answers

What are the sources of the amino acid pool?

Amino acids from body protein degradation, dietary protein, and synthesis from metabolic intermediates (C) Signup and view all the answers

How is the amino acid pool depleted?

Synthesis of body protein, consumption as precursors of nitrogen-containing small molecules, and conversion to glucose, glycogen, fatty acids, ketone bodies, or CO2 + H2O (A) Signup and view all the answers

What is the primary function of protein turnover?

Constant synthesis and degradation to remove abnormal or unneeded proteins (A) Signup and view all the answers

What determines the concentration of protein in the cell?

Regulation of synthesis (A) Signup and view all the answers

What is the constitutive nature of the rate of protein synthesis?

Relatively constant (A) Signup and view all the answers

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