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Study Stack Set 2
Week 6-13
| Term | Definition |
|---|---|
| Central nervous system | the brain and spinal cord |
| peripheral nervous system | nerves connecting brain and spinal cord to other parts of the body |
| Autonomic nervous system | division of the nervous system that monitors and regulates subconscious (involuntary) |
| sympathetic division | part of the autonomic nervous system; ganglia are connected to the thoracic and lumbar regions of the spinal cord; functions in “fight or flight” response |
| parasympathetic division | part of the autonomic nervous system; ganglia are connected to the brainstem and the sacral segments of the spinal cord; controls many autonomic effectors under normal (“rest and repair”) conditions |
| Erythrocytes | red blood cell |
| leukocyes | White blood cell |
| Epicardium | inner layer of the pericardium that covers the surface of the heart; it is also called the visceral pericardium |
| myocardium | muscle of the heart |
| arteries vessel | vessel carrying blood away from the heart |
| capillaries | tiny vessels that connect arterioles and venules; gas exchange from blood to tissues occurs in capillaries |
| veins | vessel carrying blood from capillaries toward the heart |
| lympathic system | system that plays a critical role in the functioning of the immune system; moves fluids and large molecules from the tissue spaces and fat-related nutrients from the digestive system to the blood |
| innate immunity | type of immunity that exists prior to exposure to a specific antigen and that can recognize and destroy a variety of harmful agents or conditions |
| adaptive immunity | type of immunity in which specific antigens or particles are recognized, then targeted for destruction; also called acquired immunity or specific immunity |
| upper respiratory tract | respiratory organs that are not contained within the thorax; includes nasal cavity, pharynx, and associated structures |
| lower respiratory tract | region of the respiratory tract that consists of the trachea, all segments of the bronchial tree, and the lungs |
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Joceliee19
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