Musculoskeletal and 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 electrical impulses around the body

• connects parts together

The human brain is made of 100 billion neurons. Each neuron has a nucleus that contains genes. Many neurons bind together to form a nerve.

• tissue

• system

• organ

• cell

Tags

NGSS.MS-LS1-1

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NGSS.MS-LS1-3

Which cell relays messages from one part of the body to another?

• Red Blood Cell-RBC

• White Blood Cell-WBC

• Neuron

• Tissue

Which 2 body systems interact and initiate movement?

• muscular and nervous system

• skeletal and muscular system

• respiratory and nervous system

• circulatory and nervous 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

Tags

NGSS.MS-LS1-8

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

Tags

NGSS.HS-LS1-3

when your spinal cord tells a part of your body to move very rapidly it is considered a...

• sense

• neuron

• reflex

• involuntary neuron

When you central nervous system is in full control and makes something do something automatically and you have no say over it, this would be considered what?

• Involuntary Control

• neuron

• reflex

• Voluntary control

When your nervous systems lets you decide what happens to you body like raising a hand or going for a walk this is considered a _________________

• Involuntary Control

• neuron

• reflex

• Voluntary control

Your stomach breaking down food or you heart beating are examples of _______________

• Involuntary Control

• neuron

• reflex

• Voluntary control