BodySystems/Traits/Cells

Where does digestion begin?

• small intestine
• mouth
• stomach
• large intestine

Bone cells need nutrients. Which two systems get nutrients to bone cells?

• the digestive system and the circulatory system
• the circulatory system and the respiratory system
• the respiratory system and the skeletal system
• the skeletal system and the digestive system

Which is a characteristic of a dog that is most likely a result of its environment?

• its ability to see in the dark
• its color
• its length of ears
• its food preference

Sandy was walking toward her home. She saw her mother waving to her and began to run home to greet her. The human body systemtha enabled Sandy to receive the external signal to see that her mother was home is the ______ system

• respiratory
• circulatory
• nervous
• muscular

The_____ must continue to pump in order for a human to remain alive, and it is autonomic

• large intestine
• small intestine
• lungs 
• heart

Where does the respiratory system and circulatory system connect?

• small intestine
• large intestine
• heart
• alveoli

Blood flowing through the capillaries delivers______ to the individual cells and takes away waste from those cells.

• oxygen and nutrients
• carbon dioxide
• energy from photosynthesis
• food and acids

Which of the following is not an inherited trait among animals?

• fur color
• eye color
• adult weight
• ability to swim

Which is a function of the cardiovascular system?

• to transport gases throughout the body
• to eliminate waste from the body
• to provide structural support for the body
• to move water throughout the body
  

Which system produces red blood cells?

• circulatory
• digestive
• skeletal
• nervous