Nutrition Science Quiz

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Questions and Answers

What is the primary function of Vitamin C?

Bone development
Antioxidant properties
Blood clotting
Wound healing (correct)

Which vitamin deficiency is associated with night blindness?

Vitamin E
Vitamin A (correct)
Vitamin D
Vitamin K

What deficiency is caused by a lack of Vitamin D?

Scurvy
Rickets (correct)
Osteoporosis
Beriberi

What is the function of Vitamin K?

Blood clotting (D) Signup and view all the answers

Which of the following is considered a major mineral?

Calcium (C) Signup and view all the answers

What is the primary goal of glucose catabolism?

To generate ATP (A) Signup and view all the answers

Which process occurs during glycolysis?

Splitting of one glucose molecule into two pyruvate acid molecules (D) Signup and view all the answers

What happens to pyruvic acid when oxygen is not available?

It is converted into lactic acid (C) Signup and view all the answers

In what way is lipid metabolism different from carbohydrate metabolism?

Breaks down fats to produce more energy (C) Signup and view all the answers

What are proteins primarily used for in the body?

Building tissue (B) Signup and view all the answers

What is the primary source of fuel for the body?

Food (A) Signup and view all the answers

What are macronutrients primarily composed of?

Carbohydrates, lipids, proteins, and water (B) Signup and view all the answers

What is the term for the amount of energy the body needs at rest?

Basal Metabolic Rate (BMR) (C) Signup and view all the answers

Which form of carbohydrates is known as complex carbohydrates?

Polysaccharides (A) Signup and view all the answers

Which factor is NOT mentioned as influencing the metabolic rate?

Exercise Level (D) Signup and view all the answers

What is a common example of a disaccharide?

Sucrose (D) Signup and view all the answers

Which hormone is known to stimulate appetite?

Ghrelin (C) Signup and view all the answers

What happens to muscle mass as a person ages, affecting their metabolic rate?

Declines (B) Signup and view all the answers

Which nutrient type is essential for the body's health but not required in large amounts?

Vitamins (A) Signup and view all the answers

What role does dietary fiber play in health?

It helps prevent large bowel disorders and cardiovascular disease. (B) Signup and view all the answers

What is one function of lipids in the body?

Storing energy (C) Signup and view all the answers

Which type of fat is primarily derived from plants and tends to be liquid at room temperature?

Unsaturated fat (A) Signup and view all the answers

Complete proteins are distinguished by what characteristic?

They provide all essential amino acids (A) Signup and view all the answers

Which vitamins are absorbed with dietary fat and stored for later use?

Fat-soluble vitamins (C) Signup and view all the answers

What is a major role of proteins in the body?

Forming structural components of cells (D) Signup and view all the answers

What is thermoregulation?

The process of balancing heat production with heat loss. (D) Signup and view all the answers

Which mechanism does NOT contribute to heat loss in the body?

Respiration (A) Signup and view all the answers

What effect does high body temperature have on blood vessels and sweat glands?

Blood vessels dilate and sweat glands increase sweat production. (A) Signup and view all the answers

Which of the following processes does NOT occur during the body's growth and maintenance?

Storing energy in fat cells (A) Signup and view all the answers

How does the hypothalamus contribute to temperature regulation?

By monitoring blood temperature and signaling other body systems. (A) Signup and view all the answers

Flashcards

Vitamin C function

Essential for wound healing

Vitamin A role

Needed for healthy night vision