click below
click below
Normal Size Small Size show me how
PTCE
Immune System & Integumentary System
| Anatomy | Function |
|---|---|
| Thymus | Site of T-cell differentiation |
| Lymph node | Filters fluids, catching viruses, bacteria & other unknown materials |
| T cells | WBCs aka lymphocytes & play a central role in cell-mediated immunity |
| B cells | Make antibodies against antigens, to perform the role of Antigen-presenting cell (APC) & to develop into memory B cells after activation by antigen interaction |
| Spleen | Act as blood filter |
| Epidermis | Produces new skin cells |
| Dermis | Contains collagen & supports blood vessels, glands & nerves |
| Hypodermis | Stores fat that insulates the body |
| Sebaceous glands | Secretes sebum that lubricates the skin & retains water to keep hair & skin soft |
| Sweat glands | Acts as cooling system when the body temperature rises |