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Multiple Choice
Where is glycogen typically stored in the human body?
A
Liver and muscles
B
Pancreas and kidneys
C
Heart and lungs
D
Stomach and intestines
Verified step by step guidance
1
Understand the role of glycogen: Glycogen is a polysaccharide that serves as a form of energy storage in animals and fungi. In humans, it is primarily stored to provide a quick source of glucose when needed.
Identify the primary storage sites: Glycogen is mainly stored in the liver and skeletal muscles. The liver stores glycogen to regulate blood glucose levels, while muscles store it for their own energy needs during physical activity.
Consider the function of the liver: The liver plays a crucial role in maintaining blood glucose levels. It releases glucose from glycogen stores into the bloodstream when needed, especially between meals or during fasting.
Consider the function of muscles: Muscle cells store glycogen to provide energy during muscle contraction. This is particularly important during exercise or any physical activity.
Eliminate incorrect options: The pancreas, kidneys, heart, lungs, stomach, and intestines do not serve as primary storage sites for glycogen. Their functions are related to other physiological processes, such as digestion, filtration, and circulation.