Elfkin's Apologia General Science Module 15 Selected Study Questions
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19 terms
Terms | Definitions |
|---|---|
 Gland | A group of cells that prepare and release a chemical for use by the body |
| Vaccine | A weakened or inactive version of a pathogen that stimulates the body's production of antibodies that can destroy the pathogen |
| Hormone | A chemical messenger released into the bloodstream that sends signals to distant cells, causing them to change their behavior in specific ways |
| Hypothalamus | Controls the pituitary gland |
| Thyroid | Produces hormones that regulate the basal metobolic rate |
| Parathyroids | Produces a hormone that destroys bone to release calcium |
| Pituitary | Produces hormones that control many of the endocrine glands |
| Adrenal | Produces cortisol, which causes the liver to release glucose into the blood |
| Pancreas | Produces insulin, which enables glucose to enter the cells |
| Thymus | Produces a hormone that stimulates the production of T-cells |
| The lymphatic system | What system fights disease? |
| The urinary system | What system regulates water balance and chemical levels in the blood? |
| The endocrine system | What system controls various functions by releasing hormones? |
| Lymph vessels and lymph nodes | What two kinds of basic structures make up the lymphatic sytem? |
| In the lymph nodes | Where is lymph cleaned, in the lymph vessels or in the lymph nodes? |
| The lacrimal glands | What gland produces tears? |
| The B-cells, the T-cells and the macrophages | What three kinds of cells in the lymph nodes fight infection? |
| B-cells | What kind of cell in the lymph nodes produce antibodies? |
| Memory B-cells | What kind of cell helps the lymphatic system "remember" an infection so that it can fight the infection better next time? |
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