3. Identify the following: 1-7 items a. It is an air space in the middle of the hair and may not always be present. b. It is made up of scales and is translucent. c. This is the outer layer of the skin. d. The thickest and most important part of the skin. e. A type of hair that looks flat because of its small size and volume. f. A type of hair that looks dull and greasy and needs frequent washing. g. A type of hair that tangles easily and difficult to manage​