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Anatomy stack 2
question and answer
| Question | Answer |
|---|---|
| The roof of the nose is separated from the cranial cavity by a portion of the ethmoid bone called the | cribriform plate. |
| The trachea divides at its lower end into two | primary bronchii |
| During respiration, the thorax | becomes larger when the chest is raised |
| Cardiac output is determined by | stroke volume and heart rate |
| Gas exchange occurs only in the | alveoli |
| The surface of the respiratory membrane inside each alveolus is coated with a fluid containing | surfactant |
| The localized pressure gradient needed to maintain blood flow in a tissue is called | perfussion pressure |
| Starling’s law of the heart states that, within limits, the longer, or more stretched, the heart fibers are at the beginning of the contraction, the | stronger contraction |
| Factors that affect the strength of myocardial contraction are inotropic factors. | inotropic factors. |
| The difference between systolic pressure and diastolic pressure is called | pulse pressure |