Energy Metabolism (Part 1)

What is energy?

• calories

• the ability to do work

• a feeling you get

• ATP

What is metabolism?

• glycolysis

• production of energy from food

• all chemical reactions occurring in cells

• how slow or fast your system works

Where is most energy produced in cells?

• cytosol

• mitochondria

• rough ER

• smooth ER

Which is an anabolic reaction?

• lipolysis (breakdown of fat for energy)

• glycolysis (breakdown of glucose for energy)

• glycogenolysis (breakdown of glycogen to glucose)

• glycogenesis (building glycogen from glucose)

Which compound can be used directly as fuel by the body's cells?

• glucose

• fat

• protein

• ATP

What mineral is needed for ATP to be formed?

• phosphorus

• magnesium

• oxygen

• calcium

What tissue is the most metabolically active in the body?

• red blood cells

• muscle

• liver

• brain

Which macronutrient is stored in the liver?

• carbohydrate

• protein

• fat

• calcium

Which hormone stimulates carbohydrate, fat, and protein breakdown?

• insulin

• glucagon

• vitamin D

• cortisol