| Term | Definition |
| Papillary Layer | Contains papillaries that nourish the stratum germinativum |
| Hair (follicles) | Eyelashes and nasal hair keep dust out of eyes and nasal cavities |
| Nails (Follicles) | Protects end of fingers and toes from injury |
| Receptors | Detects changes that are felt as cutaneous senses; touch, pressure, heat, cold, pain |
| Sebaceous glands | produce sebum, which prevents drying of skin and hair, inhibits growth of bacteria |
| ceruminous glands | produce cerumen which prevents drying of ear drum |
| Eccrine sweat glands | produce watery sweat that is evaporated by body heat to cool the body |
| arterioles | dilate in response to warmth to increase heat loss / constrict in response to cold to conserve body heat / constrict in stressful situations to move blood to more vital organs |