nervous system

As organisms get more complex, cells become specialized to perform specific functions in the body. What is the function for the cell shown?

• contract and shorten movement

• provide coverage and protection

• carry impulses around the body

• connects parts together

Which cell relays messages from one tissue to another?

• Red Blood Cell-RBC

• White Blood Cell-WBC

• Neuron

• Tissue

Neurons are primarily composed of this cell?

• heart

• skin

• brain

• skull

The function of sneezing is to expel mucus containing foreign particles from the nasal cavity. A person sneezes when foreign particles pass through the nasal hair which triggers the release of chemical that activates body system causing sneezing. What body part is activated?

• circulatory system

• digestive system

• nervous system

• excretory system

Which system is responsible for the overall control of all the internal processes that occur in the body?

• muscular system

• nervous system

• digestive system

• skeletal system

Which 2 body systems interact and initiate movement?

• muscular and nervous system

• skeletal and muscular system

• respiratory and nervous system

• circulatory and nervous system

The muscles in the wall of the blood vessels contract or relax to vary the blood flow. Which body system regulates the contraction and relaxation of the muscles?

• digestive system

• excretory system

• skeletal system

• nervous system

What does the cerebrum control?

• controls thoughts and voluntary actions
• controls vital and involuntary actions 
• controls balance
• controls the uvula

The nervous system is composed of the ___, ___, and ___.

• heart, brain, kidneys
• lungs, liver, stomach
• brain, spinal cord, nerves
• eyes, pancreas, veins

Which part of the brain controls vital functions such as breathing and heart rate?

• Diencephalon
• Frontal Lobe
• Brain Stem
• Cerebellum