bio ex 12

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Author:
Kmagallon
ID:
185436
Filename:
bio ex 12
Updated:
2012-11-26 15:39:43
Tags:
ex 12
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Description:
respiratory and circulatory
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  1. advantage and disadvantage of mammalian lungs?
    • Adv: higher oxygen than H2O and faster diffusion.
    • Disadv: large surface must be moist.
  2. air pathway
    nostril--> pharynx-->larynx--> trachea--> bronchus-->lung-->bronchiole--> alveoli
  3. respiratory physiology
    lung capacity
    tidal volume
    inspiratory reserve
    expiratory reserve
    vital capacity
    • Tidal volume: 500
    • inspiratory res vol: 3100
    • expir res vol: 1200
    • vital cap: 4800
  4. atherosclorosis
    too much platelets in heart
  5. endothermic and ectothermic
    • endothermic: warm blooded. get their heat from inside
    • ectothermic: cold blooded. heat from outside
  6. mammalian heart pathway 12 steps
    • 1. Right Atrium
    • 2. Tricuspid valve
    • 3. Right Ventricle
    • 4. Pulmonary Artery
    • 5. Lungs
    • 6. Pulmonary Veins
    • 7. Left Atrium
    • 8. Mitral bicuspid valve
    • 9. Left ventricle
    • 10. AORTA
    • 11. Organs
    • 12.Vena Cava
  7. transport medium
    • RBC's
    • WBC's
    • Platelets
  8. Cardiovascular Physiology
    • SA node
    • AV node
    • Bundle His

  9. systole and  diastole
    • P wave
    • QRS complex
    • T wave
  10. anemia
    is a decrease in number of red blood cells (RBCs) or less than the normal quantity of hemoglobin in the blood.
  11. Polycythaemia
    too much red blood cells
  12. pulse points
    brachial artery at the crease of the elbow or the radial artery on the inner wrist just below thumb.

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