Available Answers

1. 1.

   Fill in the blanks:

   We quickly move out of the way of a moving car because our _______________ sense the movement (detect the stimulus) and send the message to the _______________. The _______________ interprets the message and forms a response telling us to move away quickly.

2. 2.

   Open the jar of pickle kept in your kitchen rack. Do you feel saliva coming out and filling your mouth? What kind of action is this?

3. 3.

   Choose the correct option. (MCQs)

   1. Which among the following make up our nervous system?
      1. Brain, lungs, nerves
      2. Bones, blood, lungs
      3. Brain, spinal cord, nerves
      4. Sensory and mixed nerves
   2. Tick the correct sequence of information transmission.
      1. Sensation, stimulus, response
      2. Stimulus, response, sensation
      3. Response, stimulus, sensation
      4. Stimulus, sensation, response
   3. Which is not true of our brain?
      1. It is the control centre of our body.
      2. It needs food and oxygen.
      3. It is protected inside the rib cage.
      4. It is always active, even when we are asleep.
   4. Which part does not belong to the eye?
      1. Cornea
      2. Iris
      3. Lens
      4. Vertebra
4. 4.

   Match the parts of the central nervous system with what it controls.

   1) Cerebellum	a) Memory b) Balance c) Intelligence d) Reflex action e) Logic f) Voluntary movements g) Involuntary movements h) Consciousness
   2) Cerebrum
   3) Medulla
   4) Spinal cord

5. 5.

   Encircle the reflex action:

   food digestion, clapping hands, sneezing, running,
   blinking, speaking, kicking, salivation

6. 6.

   What are the two main parts of our central nervous system?