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Activity Nervous System

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Name:_________________________________________Grade & Section:_____________________Date:_________

Activity: Break It Down!


Objective: Identify the parts of the nervous system.
Procedure:
Using the given graphic organizer, fill in the missing parts to complete the entire concept showing the structure of
the Nervous System
Directions: Answer the following questions in 20-30 words. Use a separate sheet of
paper for this activity.

Guide Questions:
1. What is the difference between the central nervous system (CNS) and the
peripheral nervous system (PNS) in terms of their functions?
__________________________________________________________________________________
__________________________________________________________________________________
2. What might happen to the human body if one part of the nervous system fails to
carry out its function properly?
Directions: Supply the missing letters to spell the appropriate concept referred to in the
following items.

1-2. These are the two major divisions of nervous system. (C_N T R _ L and
P E R _ P _ E _A _) Nervous System
3. It is associated with the voluntary control of body movements that has two
main parts- spinal and cranial nerves. (S_ M _ T_ C) Nervous System
4. It is the basic unit of the nervous system. (N _ U _ O _ S)
5. It is any factor in the environment that may trigger a nerve impulse.
(S T _ M _ L _ S)
6-7. The main components of central nervous system are
(B _A _ N and S _ I N _ L C _ R _ )
8-10 .Brain stem connects the brain to the spinal cord and controls automatic
functions such as (B_ E A _ H I _ G, D _ G _ S T _ O N,
H E A R T R A T E , A N D B _ O _ D P _ E _ S U _ E)

Directions: Complete the paragraph below by writing the correct word. Choose your
answer from the box provided.

(11)_______________________ have the special ability to carry signals or


(12)._______________________ A nerve impulse is an electrochemical signal moving along
an active neuron. A __________________________(13) is any factor in the environment
that influences behavior. A (14)________________________ is a reaction to a condition or
stimulus. To survive, an (15)__________________________ must be able to respond to a
stimulus.

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