1Give reason: an injury to the cerebrum can leave a person in a coma.
2Give reason: when a finger touches a hot object, the hand jerks back at once.
3Give reason: an injury to the cerebellum makes the body lose its balance.
4Give reason: the spinal cord is called the centre of reflex action.
5Write the differences between cranial and spinal nerves.
6Write the differences between sensory and motor nerves.
7Write the differences between the cerebrum and the cerebellum.
8Write the differences between the sympathetic and parasympathetic nervous systems.
9Draw a neat diagram of the brain and label its parts.
10Explain the functions of the medulla oblongata.
11What does the autonomic nervous system do? Describe.
12We snatch a hand back the instant it touches something hot. Describe how this reflex action happens.
13What is the nervous system? Briefly describe its types.
14Write the functions of the cerebellum, the cerebrum and the spinal cord.
15What is a neuron? Name its parts and write the work of each part.
16Describe reflex action with examples.
17Name the three main parts of the brain and write the work of each. What happens if the lowest part is injured?
18What is cerebrospinal fluid? Write its work and its composition.
19How many types of nerve fibres are there on the basis of their work? Write the work of each.