Human Body Systems

Front

What is the function of the liver in the human body?

Back

The liver processes blood, destroys toxic materials, and produces bile for digestion.

Front

What role do beneficial bacteria play in the human digestive system?

Back

Beneficial bacteria enhance digestion and nutrient absorption, synthesize vitamins, and help limit the growth of harmful bacteria.

Front

What is the primary function of the reproductive system?

Back

The reproductive system allows females to produce eggs and nourish/protect the fetus, while males produce and deliver sperm.

Front

How does the circulatory system assist the immune system during an infection?

Back

The circulatory system increases blood flow to the site of infection, allowing white blood cells to promote healing by removing pathogens.

Front

What is the relationship between the liver and the excretory system?

Back

The liver works with the kidneys to process blood and convert toxic substances into less harmful forms, which are then excreted.

Front

Define the excretory system.

Back

The excretory system is responsible for removing waste products from the body and regulating water and electrolyte balance.

Front

What is the role of the heart in the circulatory system?

Back

The heart pumps blood throughout the body, delivering oxygen and nutrients to cells and removing waste products.

Front

What are the main components of the human circulatory system?

Back

The main components include the heart, blood vessels (arteries, veins, capillaries), and blood.

Front

How do the kidneys function in the excretory system?

Back

The kidneys filter blood to remove waste products and excess substances, which are then excreted as urine.

Front

What is the function of the skin in the human body?

Back

The skin acts as a barrier to prevent bacteria and parasites from entering the body and helps regulate temperature.