2.4 Macronutrients: Protein Part 2

Question 1

What is protein turnover?

Answer 1

process where proteins are constantly being broken down and repaired to maintain optimal functions

Question 2

What is the purpose of the functin body structure?

Answer 2

muscles, connective tissue, mucus, skin, hair, and nails are all comprised of proteins

Question 3

What is the purpose of the function maintaining fluid balance?

Answer 3

blood proteins attract fluid, thus preventing tissue edema

Question 4

What is the purpose of the function contribute to acid base balance?

Answer 4

proteins act as buffers to maintain proper pH

Question 5

What is the purpose of the function hormones and enzymes?

Answer 5

needed to regulate body processes and catalyze reactions

Question 6

What is the purpose of the function provide energy and satiety?

Answer 6

used for energy during exercise and calories restriction

Question 7

How much protein is required by the human body?

Answer 7

0.8 grams per kg of body weight

Question 8

What is protein equilibrium?

Answer 8

state when protein intake is equivalent to the amount of protein lost

Question 9

What is positive protein balance?

Answer 9

occurs when we take in more protein that we lose (pregnant, growing)

Question 10

What is anabolic state?

Answer 10

used to indicate that growth is occurring and muscle is being built

Question 11

What is negative protein balance?

Answer 11

occurs when protein loss is greater than protein intake (illness, fasting)

Question 12

What is catabolic state?

Answer 12

used to indicate that a loss or breakdown of muscle is occuring

Question 13

What is high-quality protein?

Answer 13

all the essential amino acids are produced and can be used by the body

Question 14

Where do high-quality proteins come from?

Answer 14

animal

Question 15

What is low quality protein?

Answer 15

lacks one or more of the essential amino acids

Question 16

What plants are complete sources of protein?

Answer 16

soy
buckwheat
quinoa

Question 17

What are complementary proteins?

Answer 17

process of consuming two incomplete proteins to make a complete protein

Question 18

What are good sources of protein?

Answer 18

dairy
meat
bean groups
nuts
seeds
legumes

Question 19

What is protein-calorie malnutrition?

Answer 19

occurs when an inadequate intake of protein and calories over a period of time leads to muscle wasting and an increased risk of infection due to a compromised immune system