Body Systems Flashcard

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Front

What does it mean for a plant to grow toward light?

Back

This phenomenon is known as phototropism, where plants grow in the direction of light to maximize photosynthesis.

Front

What is vaccination?

Back

Vaccination is the process of introducing harmless antigens into the body to stimulate the immune system and produce active immunity.

Front

What are the main components of the Central Nervous System?

Back

The Central Nervous System consists of the brain and spinal cord.

Front

What is the function of the spleen in the immune system?

Back

The spleen filters blood and helps the body fight infections by producing white blood cells.

Front

Which organ is NOT part of the immune system?

Back

The liver is not part of the immune system; it is involved in metabolism and detoxification.

Front

What systems work with the nervous system?

Back

The nervous system works with all body systems, including the respiratory, skeletal, digestive, and excretory systems.

Front

What is the role of the immune system?

Back

The immune system protects the body from harmful pathogens and diseases.

Front

What is the difference between active and passive immunity?

Back

Active immunity is developed through exposure to antigens, while passive immunity is acquired through antibodies from another source.

Front

What is the function of lymph nodes?

Back

Lymph nodes filter lymph fluid and help the body fight infections by trapping pathogens.