BP & PQRST Waves Flashcards
1
Q
P wave?
A
Occurs just prior to an atrial contraction
2
Q
QRS complex
A
Occurs just before a ventricular contraction, spikes higher than the P and T wave
3
Q
T wave
A
Occurs just after a ventricular contraction
4
Q
When is BP highest?
A
At beginning of aorta, falls as it goes through arteries, disappears in capillaries, and is lowest at veins
5
Q
Diameter of blood vessels: more dilated?
A
Lowers BP
6
Q
Diameter of blood vessels: more constricted
A
Raises BP
