5 Written Questions
5 Matching Questions
- Function of the Dermis:
- Hair Follicle:
- Eccrine Glands:
- Hair Structures:
- a Hair Shaft, Hair Root, Hair Follicle, Bulb, Matrix, Arrector Pili
- b Glands under most skin surfaces that secrete a watery substance through the pores, which serves to cool the skin as it evaporates
- c Produce keratin, a protein that hardens and waterproofs the skin. Mature keratinocytes at the skin surface are dead and filled almost entirely with keratin
- d Sheath that surrounds the hair in the skin.
- e Provides strength, extensibility (stretchability), elasticity (ability to return to original form).
5 Multiple Choice Questions
- They occur at the epidermis-dermis boundary. They form merkel discs which, in conjunction with nerve endings, serve a sensory function.
- Keratinocytes, Melanocytes, Langerhans Cells, Merkel Cells
- Portion of hair visible on the surface of the skin.
- Smooth muscle that is attached to the hair follicle. Muscle contracts, hair becomes erect, goosebumps are produced.
- Phagocytic microphages that interact with white blood cells during an immune response.
5 True/False Questions
Ceruminous Glands → Secretes cerumen (ear wax) into the external ear canal. wax helps impede entrance of foreign bodies.
Nails → Keratinized epithelial cells
Dermis. → Outer layer of skin consisting of stratified squamous epithelium
Epidermis. → Second Layer of skin consisting of various connective tissues.
Sebaceous (Oil) Glands → Secrete sebum, an oily substance, into hair follicles and through the pores of the skin. Serves to inhibit bacterial growth and prevent drying of hair and skin.