Body System DOL

The __________ is the main organ of the nervous system.

• heart
• lungs
• brain
• skin

The heart, arteries, veins, and capillaries make up the ​ ​ ​ (a)   . In this system ​, (b)   carries ​ (c)   to the body's tissues.

• respiratory system
• circulatory system
• blood
• oxygen
• lymph
• nerves
• carbon dioxide

Which of the following body systems work together for support, protection, and movement?

• respiratory and cardiovascular
• skeletal and muscular
• skeletal and integumentary
• digestive and respiratory

Breaks down food into nutrients that can be used by the body.

• excretory system

• cardiovascular system

• digestive system

• nervous sytem

Removes wastes from blood.

• excretory system

• lymphatic system

• endocrine system

• digestive system