IMG_0002 - -adjusts rhythmicity center-responds to...

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Respiratory Control Normally the rate of cellular 02 absorption and COz generation matches. If they become unbalanced the CV and respiratory systems must readjust. Respiratory Center (medulla and pons) Regulates respiratory muscles Controls respiratory rate (# of breathes per minute) Controls dePth of breathing 1. Rhythmicity Center (medulla) -sets Pace -2 divisions =- inspiratory center \ expiratory center 2. Pneumotaxic and Apneustic Centers (pons)
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Unformatted text preview: -adjusts rhythmicity center-responds to sensations and emotions RIIYTHMICITY CENTER lnspiration Expir Quiet Breathing-inactive Forced Breathing-active These centers can be affected bY: 1. An increase in T 2- CNS stimulants (amphetamines, caffeine) 3. AdecreaseinT 4. CNS depressants (barbiturates, opiates)-active-accessory muscles stimulated trespiratory rate Jrate I-active-inspiratory muscles are stinnlated-relaxation br...
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This note was uploaded on 12/14/2011 for the course PHYS 345 taught by Professor Dr.abdirkin during the Spring '11 term at St. Thomas FL.

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