Pulmonary (mechanical) Receptors: 1. Rapidly Adapting Irritant Receptors (PK9) Flashcards
1
Q
Where are mechanoreceptor afferent neurones found, and where do they go?
A
- Vagus nerve
- DRG
2
Q
When does dyspnoea occur?
A
Some mechanical sensations can be senses, and if distressing it is dyspnoea
3
Q
Where are rapidly adapting irritant receptors found?
A
Between epithelial cells in airways
4
Q
What activates rapidly adapting irritant receptors?
A
- Sudden lung distension
- Certain irritants
5
Q
Response time of rapidly adapting irritant receptors
A
1s
6
Q
What do rapidly adapting irritant receptors cause?
A
- Cough
- Bronchoconstriction
- Hyperpnea (inc. ventilation)
