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Physiology wk 7-13
| Question | Answer |
|---|---|
| This functions to filter, warm and moisten the air | The upper respiratory system |
| This functions to move air and exchange gases | The lower respiratory system |
| Name the parts of the upper respiratory system. | 1. Sinuses 2. Nasal Cavity 3. Pharynx |
| Name the parts of the lower respiratory system. | 1. Epiglottis 2. Larynx 3. Trachea 3. Bronchi 4. Bronchioles 5. Alveoli (lungs) |
| gas exchange between the rbc in the pulmonary capillaries and alveoli in the lungs | Alveolar respiration |
| The lungs have a lot of what? They naturally do what? | 1. Elastic 2. Recoil |
| Two divisions of the peripheral nervous system | somatic and autonomic |
| What does the somatic nervous system control | vision, hearing, taste, and smell |
| two divisions of the autonomic nervous system | 1. Sympathetic 2. Parasympathetic |
| How do action potentials begin? | By the movement of ions (such as sodium and potassium) |
| period from the beginning of one heartbeat to the beginning of the next | The cardiac Cycle |
| Period of ventricular contraction (Atrium are filling) | Systole |
| Period of ventricular relaxation (Ventricles are filling getting ready to pump blood into system) | Diastole |
| 1st heart sound | AV valves closing |
| 2nd heart sound | semilunar valves closing |
| Determinants of Cardiac Output | 1. venous return 2. LV EDV 3. Atrial pressure |
Created by:
Msaline23
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