Card Set Information
Name the 2 short-term regulations of Blood Pressure ?
Which nerve sends impulses to heart through the parasympathetic system ?
The Vagus Nerve in cardiovascular center
How does the sympathetic transmit impulses to the heart ?
Through the spinal cord and peripheral sympathetic nerves
Intrinsic Circulatory Reflexes
-Includes baroreceptors and chemoreceptors
-Used for rapid and short term blood pressure control
Extrinsic Circulatory Reflexes
-Found outside the circulation
-Mediate response such a pain and cold
What are the two main mechanism the Humoral mechanism relies on ?
1. Renin-Angiotensin-Aldosterone system
How does the Renin-Angiotesin-Aldosterone system increase blood pressure ?
-Decrease in ECM + Arterial Blood Pressure
is released from the Juxtaglomerular cells
-Travels in blood and converts into Angiotensin
- enters lungs and catalyzed by
How does Vasopressin regulate BP ?
-Decrease Blood volume + Blood Pressure
-Release from Posterior Pituitary gland
-Direct vasoconstrictor effect
-Increases water retention
What does Hypertension represent ?
An elevation in systolic and /or diastolic blood pressure
True or False
Men are at greater risk of Hypertension then women.
What is primary hypertension ?
Chronic elevation of BP occurs w/o evidence of other disease condition .
Name 3 risk Factors for Primary HP
High salt intake
Excessive Water intake
What is secondary hypertension ?
Elevation of BP results from some other disorder.