Page 284 - New Medley 5 Semester 1

message to the brain to help us taste various food items. We can damage our

taste buds if we do not take proper care of the tongue.

Care of the Tongue
 Avoid eating very spicy food.

 Use a tongue cleaner to clean the tongue.

 Avoid drinking very hot beverages.

Skin – The Organ of Touch and Feel Hair shaft

The skin is the organ of touch and feel.
Every small part of skin has millions of Sensory nerve

nerve endings attached to it, which help endings
us feel heat, pain, pressure and cold. The Sweat gland

tiny pores on the skin help us remove the
body wastes, in the form of sweat. Sweat Structure of the skin

is a mixture of water and waste salts.

Care of the Skin Knowledge Zone
 The dirt and sweat should be removed The malfunctioning of the nervous system

from the skin by taking a bath regularly. is called neurological disorder.

 An antiseptic cream or lotion should
be applied to a cut or scratch on skin to avoid infection.

2 • Problem Solving

Circle the odd one out.
1. Ear, Eye, Bone, Skin

2. External ear, Internal ear, Pupil, Middle ear
3. Sweet, Sour, Bitter, Hot

AT ONE GO

m The brain, the spinal cord and nerves make up the nervous system.
m The nervous system controls all the systems of the body.
m The brain has three main parts – cerebrum, cerebellum and medulla.
m There are three types of nerves – sensory, motor and connecting nerves.

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