Body Systems

Front

What is the main function of the Nervous System?

Back

The Nervous System controls and coordinates all body activities by transmitting signals between different parts of the body.

Front

How much does the adult human brain weigh?

Back

About 3 pounds.

Front

What are the main organs of the Muscular System?

Back

The main organs of the Muscular System are muscles, which allow for movement and stability.

Front

What is the primary function of the Skeletal System?

Back

The Skeletal System supports and provides structure for the body.

Front

What is the role of the Circulatory System?

Back

The Circulatory System transports blood, nutrients, gases, and waste products throughout the body.

Front

What is the primary function of the Respiratory System?

Back

The Respiratory System is responsible for the exchange of gases, primarily oxygen and carbon dioxide.

Front

What are the main components of the Integumentary System?

Back

The Integumentary System includes the skin, hair, nails, and glands.

Front

What is homeostasis?

Back

Homeostasis is the process by which the body maintains a stable internal environment despite changes in external conditions.

Front

What is the function of the heart in the Circulatory System?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients to tissues.

Front

What is the difference between voluntary and involuntary muscles?

Back

Voluntary muscles are controlled consciously (e.g., skeletal muscles), while involuntary muscles operate automatically (e.g., heart muscles).