Organ Systems and Their Functions

These flashcards cover key concepts about the organ systems of the body, their functions, and the relationship between structure and function.

What is the main function of the cardiovascular system?

To transport gases and nutrients throughout the body.

What organs are included in the respiratory system?

Lungs and trachea (windpipe).

What is the structural framework of the body provided by which system?

The skeletal system.

Which system is responsible for movement by contracting and relaxing?

The muscular system.

What is the primary role of the digestive system?

To break down food for nutrients.

Which organ systems send signals to and from the brain and body?

The nervous system.

What is the first line of defense against pathogens?

The integumentary system.

How does an organ system's structure relate to its function?

An organ system’s structure determines how it is used by the body.

What distinguishes voluntary body systems from involuntary systems?

Voluntary systems can be controlled at will, while involuntary systems function automatically.

What is the main function of the cardiovascular system?

To transport gases and nutrients throughout the body.

What organs are included in the respiratory system?

Lungs and trachea (windpipe).

What is the structural framework of the body provided by which system?

The skeletal system.

Which system is responsible for movement by contracting and relaxing?

The muscular system.

What is the primary role of the digestive system?

To break down food for nutrients.

Which organ systems send signals to and from the brain and body?

The nervous system.

What is the first line of defense against pathogens?

The integumentary system.

How does an organ system's structure relate to its function?

An organ system's structure determines how it is used by the body.

What distinguishes voluntary body systems from involuntary systems?

Voluntary systems can be controlled at will, while involuntary systems function automatically.

What is the primary role of the urinary system?

To remove waste products and excess fluid from the blood.

Which system regulates body functions, such as growth and metabolism, using hormones?

The endocrine system.

Which system assists in immunity by collecting and returning interstitial fluid to the blood?

The lymphatic system, which is closely linked to the immune system.

Name the three major types of muscle tissue.

Skeletal muscle (voluntary), smooth muscle (involuntary), and cardiac muscle (involuntary).

What two systems combine to form the musculoskeletal system?

The skeletal system and the muscular system.