Body Systems Review

Substances in the mouth and stomach breaking down fats and proteins represents what kind of digestion?

• Chemical

• Mechanical

Which of the following is an example of mechanical (physical) digestion?

• Enzymes breaking down proteins

• Saliva converting starches into sugars

• Pancreatic enzymes breaking down fats

• Teeth grinding and tearing food into smaller pieces

Which two systems remove waste from the blood?

• Circulatory and excretory

• Skeletal and digestive

• Circulatory and integumentary

• Muscular and excretory

What is the main function of the excretory system?

• Produce enzymes to digest foods

• Collect and remove waste products from the body

• Prevent disease and fight infections

• Carry oxygen and nutrients to the body's cell

Which two systems break down molecules and absorb nutrients, and exchange oxygen and CO^2?

• Respiratory and reproductive

• Muscular and skeletal

• Digestive and respiratory

• Circulatory and endocrine

The largest human body organ belongs to which system?

• Circulatory

• Nervous

• Digestive

• Integumentary

Which body system controls the release of hormones from glands?

• Circulatory

• Endocrine

• Integumentary

• Nervous

Ovaries belong to which body system?

• Reproductive

• Circulatory

• Skeletal

• Nervous

What is the main function of the muscular system?

• Secrete hormones

• Break down food

• Movement of the body

• Remove waste

The nervous system is most like which cell organelle?

• Nucleus

• Cytoplasm

• Mitochondria

• Cell membrane