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Wk 7-13
Human Physiology w/ lab
| Question | Answer |
|---|---|
| A synaptic knob would be located on a(n): | axon |
| where do frequencies—from high to low pitches—cause activity in the hair cells within the cochlear duct? | the apex of the cochlea |
| Recognition of antigens by antibodies occurs when an | antigen’s epitopes fit into and bind to an antigen molecule’s antigen-binding site. |
| Spirometry is used to measure all of the following EXCEPT: | total lung capacity |
| Chemical digestion requires the secretion of _____ into the lumen of the GI tract. | digestive enzymes and bile |
| Stimulation of gastric juice secretion occurs in all of the following phases except the _____ phase. | digestive |
| Dalton law states that the partial pressure of a gas in a mixture of gases is _____ to the total pressure of the mixture. | directly related to the concentration of that gas in the mixture and |
| Boyle’s law states that the volume of a gas varies _____ with pressure at a _____ temperature. | inversely; constant |
| The function of the vibrissae in the vestibule is to: | provide an initial “filter” to screen particulate matter from air that is entering the system. |
| Which of the following 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 function of surfactant is to: | prevent each alveolus from collapsing as air moves in and out during respiration. |
Created by:
dl1229