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Physiologyweeks 7-13
Physiology weeks 7-13
| Term | Definition |
|---|---|
| Dendrites | Branch-like parts of a neuron that receive messages. |
| Synapse | Tiny gap where neurons pass messages using chemicals. |
| Photoreceptors | Cells in the eye that detect light. |
| Olfactory receptors | Nose receptors that detect smell. |
| Hormone | Chemical messenger that travels in the blood. |
| Atria | Upper chambers of the heart that receive blood. |
| Ventricles | Lower chambers that pump blood out of the heart. |
| T cells | Immune cells that attack infected or abnormal cells. |
| B cells | Immune cells that make antibodies. |
| Alveoli | Tiny air sacs where gas exchange happens. |
| Smooth muscle | Involuntary muscles in organs. |