Body Systems, Homeostasis and Cell Transport Review

The main purpose of the ____________ system is to break food particles into components that can be absorbed into the circulatory system- glucose, minerals such as iron, protein. 

• circulatory
• respiratory
• digestive
• skeletal

What is responsible for delivering oxygen and removing carbon dioxide from the body?

• cell nucleus
• excretory system
• nervous tissue
• respiratory system

The __________ is the main organ of the nervous system.

• heart
• lungs
• brain
• skin

___________ are the building blocks of life.

• cells
• legos
• blocks
• blood

The circulatory system uses _________ to deliver oxygen to the rest of the body.

• red blood cells (erythrocytes) 
• lungs and nose
• blood vessels
• brain and spinal cord

When tissues come together, they form ___________.

• cells
• atoms
• organs
• systems

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

Which of the following shows the levels of organization of an organism from LEAST to MOST complex.

• cells-tissues-systems-organs
• organs-cells-systems-tissues
• systems-organs-tissues-cells
• cells-tissues-organs-systems

Nutrients from digested food is absorbed in the_______.

• colon

• large intestine

• small intestine

• stomach

What body system includes the kidneys and bladder?

• circulatory system

• reproductive system

• digestive system

• excretory (urinary system)