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Study Stack set 2
| Question | Answer |
|---|---|
| _____ is used to determine the volume percentage of red blood cells in whole blood. | Hematocrit |
| Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: | hematopoietic stem cells |
| The chemoreceptors in the carotid bodies are particularly sensitive to: | hypercapnia. |
| Memory cells: | become plasma cells when exposed to an antigen. |
| The functions of the lymph nodes are | defense and hematopoiesis. |
| The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is called: | adaptive immunity. |
| During inspiration, the expansion of the lungs causes: | a decrease in alveolar pressure. |
| Ciliated cells lining the respiratory tract: | trap and phagocytize microorganisms and help move the mucus blanket toward the pharynx |
| What would you expect to happen to cellular respiration during exercise? | Increased cellular respiration occurs during exercise, causing a rise in plasma PCO2, which is detected by central chemoreceptors in the brain and perhaps peripheral chemoreceptors in the carotid sinus and aorta to cause an increase in respiration rate. |
| The hormone thought to be a messenger causing release of digestive enzymes from the intestinal mucosa is: | vasoactive intestinal peptide. |
| Which of the processes of mechanical digestion involves the esophagus? | Deglutition and Peristalsis |
Created by:
ssanders517
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