Control of ventilation- Must knows Flashcards
1
Q
the central chemoreceptors in the brain are stimulated by what?
A
increased H+
2
Q
the central chemoreceptors in the brin are stimulated by increased H+, an increase in CSF ___ automatically leads to an increase in H+
A
CO2
3
Q
what drives respirations normally?
A
CO2
4
Q
CO2 drives normal respiration. the peripheral chemoreceptors are stimulated by what 3 things?
A
Increased PCO2
Decreased pH
Decreased PaO2 (<60mmHg)
5
Q
The glossopharyngeal n. carries sensory impulses from the ____
A
Carotid bodies
6
Q
The Vagus n. carries sensory impulses from where?
A
Aortic bodies and stretch receptors in lung
