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Med Terms 5
Skin and Nerves
Question | Answer |
---|---|
What is the function of skin? | Protection, prevent fluid loss, provide coloration, provide site for vitamin D synthesis |
What is skin composed of? | Epithelial tissue |
What are the layers of the skin? | Epidermis, dermis, subcutaneous layer |
What are the 2 types of glands? | Subaceous and sweat |
Sebaceous Gland | Secretes sebum through ducts |
Sweat Glands | Secrete sweat |
Hair | Dead protein cells filled with keratin |
Follicles | Sac that holds hair |
Arrector Pilli | Muscle attached to follicle |
What are the 3 parts of a neuron? | Cell body, dendrites, axon. |
Dendrites | Carry impulse to cell body |
Axon | Carries impulse away from cell body |
Glia | Glial cells are the supportive cells of nervous system |
What does the CNS consists of? | Brain and spinal cord |
Meninges | 3 layer membrane surrounding the CNS |
What are the 3 meninge layers? | Dura matter, Arachnoid membrane, pia matter. |
What are the 3 main parts of the brain? | Cerebrum, cerebellum, and brain stem |