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BioExamFinalVocab
vocabulary for final
| Question | Answer |
|---|---|
| Define agglutination | blood clumps |
| Define allergy | a strong immune response to an allergen or antigen, an overreaction of the immune system |
| APC | antigen presenting cell |
| Explain what APC is and does | a cell that presents an antigen to a Helper T cell, initiating an immune response toward the antigen (macrophage/phagocytic cell eats foreign material |
| Atrium (singular) Atria is plural | Upper chamber of the heart that receives blood from veins & pumps blood to ventricle |
| Basophils | type of WBC, releases histamine, a chemical that attracts other WBC's, causes blood vessels to dialate & increases blood flow to affected area |
| Capillary Bed | involved in the regulation of BP, a network of capillaries serving an area, material is exchanged btwn the blood and tissues, O2, CO2, nutrients etc |
| What is complement system? | a group of 20 proteins that assist the immune system, that enhances the bodys immune system, and defense mechanism |
| Name 3 defensive cells | NK (natural killer) cells, eosinophils, phagocytes |
| NK natural killer) cells do what | cell in the immune system that kill abnormal cell |
| what do phagocytes do? | destroy pathogens, eat damaged or dead cells |
| what do eosinophils do? | defend against parasitic worms (tape worms, hookworms), lessen the severity of allergies, a type of WBC |
| Implantable defibrillator | a device inplanted in the body that generates an electrical shock to jump start the heart when needed |
| Diaphragm | a broad sheet of muscle that separates the thoracic and the abdominal cavities, when we inhale the diaphragm pushes downward to get out of the way so lungs can fill, the diaphragm pushes upward when the body exhales, to help move air out. |
| Define Expiration | exhalation, when you exhale air out of the body |
| Define "glottis" | the opening of the larynx |
| Granulocytes | white blood cells with granules in the cytoplasm, examples: neutrophils, basophils, eosinophils |
| Define hemoglobin | an oxygen binding pigment in Red Blood cells, consists of 4 subunits, each made up of iron-containing heme group & a protein chain |
| Define Inspiration | Inhalation, the taking in of air by the body thru the mouth, pharynx, bronchus, bronchioles & so on |
| What is the larynx? | the voice box, under the pharynx an air passageway |
| what are neutrophils? | most abundant WBC, first to arrive at the site of infection, engulf microbes by phagocytosis, curbs the spread of infection, neutrophils release chemicals to attract more neutrophils to the site |
| What is the pacemaker? | the SA node, sinoatrial node, located in the heart that initiates heart beat, it sets the pace of the heart |
| What is an artifical pacemaker? | a device implanted just under the skin that monitors the heartbeat & can send an electrical stimulus if the heart beat is too slow |
| What is a pathogen ? | a disease causing organism |
| what is phagocytosis | means condition of eating cells, a process by which cells ingest foreign cells by surrounding them w/cell membrane |
| What are plasma proteins? | proteins disolved in plasma, albumins, globulins, antibodies |
| What is a pulslye? | vibration in the artery caused by the expansion & collapse of the artery |
| A "T cell" is the same as a | T lymphocyte, a type of WBC, some attack & destroy cell that are not recognized as belonging to the body, an infected cell, a cancerous cell |
| what is a "ventricle" | the lower chamber of the heart, there are 2 ventricles in the heart, they receive blood from the atria and the right side sends blood to the lungs and the left side sends blood to the body tissues |
| What are white blood cell called? | leukocytes, they remove wastes & toxins, destroy damaged or abnormal cells, fight against disease |
| what are albumins? | proteins dissolved in plasma that keep the balance of water btwn cells & blood |
| what are globulins | transports various substances in the blood, like lipids, fats, cholesterol, fat-soluable vitamins globulins are antibodies which provide protection against many diseases |
| What are fibrogens? | clottin proteins (type of plasma protein) |
Created by:
astahlstudy
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