untitled

An example of a(n) __________ is the brain, spinal cord, and nerves working together.

• cell

• tissue

• organ system

• organism

Usually, organ systems work together to help keep a(n) __________ alive.

• cell

• tissue

• organ system

• organism

Which of the following provides the best evidence that the circulatory system and the respiratory system work together to carry out their functions?

• Nutrients are absorbed into the blood from the intestines.

• Lungs expand and contract through movements of the diaphragm.

• New red blood cells are generated in the marrow of bones.

• Gases exchanged in the lungs are carried by the blood.

What is an example that shows how the body is a system of multiple interacting subsystems?

• Muscular system working by itself to move the body.

• The heart controlling everything.

• The brain telling each system to do its' job.

• The muscular system making the bones move because the nervous system told it to.

The digestive and respiratory systems pair together to ...

• bring carbon dioxide and wastes to cells for diffusion.

• bring oxygen and wastes to cells for diffusion.

• bring oxygen and nutrients to cells for cellular respiration.

• bring carbon dioxide and nutrients to cells for cellular respiration.

The digestive and respiratory rely on the ___ systems to transport needed materials to the cells.

• circlatory and excretory

• circulatory and muscular

• nervous and digestive

• nervous and skeletal

How do the skeletal and circulatory systems relate to each other?

• Bone marrow produces blood.

• The heart is made of cardiac muscle tissue.

• The heart is held in place in the chest by ligaments.

• The blood brings carbon dioxide and glucose to the cells of the bones.

How do the skeletal and circulatory systems relate to each other?

• Bone marrow produces blood.

• The heart is made of cardiac muscle tissue.

• The heart is held in place in the chest by ligaments.

• The blood brings carbon dioxide and glucose to the cells of the bones.

What body system helps break down food?

• Respiratory System

• Digestive System

• Nervous System

• Circulatory System

What body system transports nutrients & oxygen to and carbon dioxide and waste from the cells?

• Circulatory System

• Nervous System

• Digestive System

• Respiratory System