Anaes SAQs · Applied cardiovascular & respiratory physiology
The control of arterial pressure
Primary — MAP = CO x SVR; baroreflex (carotid sinus/aortic arch - medulla - autonomic) for seconds; adrenal medulla/chemoreceptors; RAAS and vasopressin for minutes-hours; renal pressure-natriuresis for the long-term set point; autoregulation.
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Prompt
Describe the mechanisms by which arterial pressure is controlled over the short, medium and long term. Include the baroreceptor reflex, the renin-angiotensin-aldosterone system, and the role of the kidney.
Question
Describe the mechanisms by which arterial pressure is controlled over the short, medium and long term. Include the baroreceptor reflex, the renin-angiotensin-aldosterone system, and the role of the kidney.
[2]References4ShowHide
- [1]Gothelf I, et al. Predictors of Heart Rate Depression During Carotid Artery Stenting in Presumed Low-Risk Patients: A Retrospective Single-Center Observational Study. J Clin Med, 2026.PMID 42356001
- [2]Albritton CF, et al. Myeloid cell renin-angiotensin-aldosterone system in hypertension and inflammation. Curr Opin Physiol, 2026.PMID 42358614
- [3]Cowley AW Jr. Renal medulla in hypertension. Hypertension, 2024.PMID 39344517
- [5]Lin W, et al. A hypothalamic VMPO-supraoptic vasopressin circuit mediates procalcitonin-induced fluid imbalance. Cell Reports, 2026.PMID 42284142