Nervous System
Biology ⇒ Human Biology
Nervous System starts at 7 and continues till grade 12.
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See sample questions for grade 8
Describe the main difference between the central and peripheral nervous systems.
Describe what happens during a reflex action, such as touching a hot object.
Explain the difference between voluntary and involuntary actions.
Explain why damage to the spinal cord can cause paralysis.
Describe what happens during a reflex action, such as touching a hot object.
A patient is unable to maintain balance and has difficulty coordinating movements after a head injury. Which part of the brain is most likely affected?
A person accidentally steps on a sharp object and quickly pulls their foot away before feeling pain. Explain the sequence of events in the nervous system that leads to this response.
Explain how the nervous system helps the body respond to changes in the environment, using an example of a sudden loud noise.
Which of the following best describes a nerve impulse?
(1) A chemical reaction
(2) An electrical signal
(3) A muscle contraction
(4) A blood flow
Which of the following best describes the function of interneurons?
(1) Carry messages from muscles to the brain
(2) Connect sensory and motor neurons
(3) Produce hormones
(4) Digest food
Which of the following is a correct sequence for the path of a nerve impulse in a reflex arc?
(1) Receptor → Sensory neuron → Spinal cord → Motor neuron → Effector
(2) Effector → Motor neuron → Spinal cord → Sensory neuron → Receptor
(3) Spinal cord → Receptor → Sensory neuron → Effector → Motor neuron
(4) Motor neuron → Effector → Sensory neuron → Receptor → Spinal cord
Which of the following is a function of the cerebrum?
(1) Balance
(2) Breathing
(3) Thinking and memory
(4) Heartbeat
Fill in the blank: The _______ carries nerve impulses away from the cell body of a neuron.
Fill in the blank: The _______ is the part of the neuron that contains the nucleus.
Fill in the blank: The _______ nervous system controls voluntary actions.
Fill in the blank: The _______ nervous system prepares the body for 'fight or flight' responses.
Is the following statement true or false? The brainstem controls basic life functions such as breathing and heartbeat.
Is the following statement true or false? The nervous system helps maintain homeostasis in the body.
Is the following statement true or false? The peripheral nervous system includes all the nerves outside the brain and spinal cord.
True or False: All nerves in the body are part of the central nervous system.
