problem 1) From the list below, choose the most suitable words or phrases to complete the following sentences.
(a) Our skin protects us against …..(A) …..and …..(B)…..
(b) Our skin helps to control ….. (C) ….. and …..(D) …..
touch and pressure, ultraviolet light, bacteria, evaporation of water, heat from the sun, body temperature.
problem 2) List the two major layers of the skin.
problem 3) What are the major functions of
(a) the basal (Malpighian) layer,
(b) the cornified layer of the skin?
problem 4) Make a list of the structures you will expect to find in the dermis.
problem 5) What are likely to be
(a) the coldest,
(b) the warmest parts of the body?
problem 6) What, approximately, is the normal range of body temperature?
problem 7) prepare down the ways in which the body might lose heat.
problem 8) What
(b) external events contribute to gain of heat in the body?
problem 9)(a) What is 'vaso-constriction'?
(b) What are the effects of vasoconstriction in the skin?
problem 10) Why should shivering contribute to heat gain in the body?