BP, AMH, PH Flashcards
C/b turbulence in the bld flow d/t compression of the artery
Korotkoff
Faint clear tapping
Gradual increase intensity
SYSTOLIC PRESSURE
Phase 1
Softening
Swishing
Phase 2
The return of louder sounds
Phase 3
Muffling
Phase 4
Complete disappearance
DIASTOLIC
Phase 5
Cardiac output
SV
HR
Peripheral resistance
Vascular structure
Vascular fxn
Vasoconstriction
Increase resistance
High BP
Increase blood viscosity
- inc hct (PCV)
High BP
Increased rigidity of arterial wall (atherosclerosis)
High BP
75% sensitivity and specificity
Aneroid or Hg BP cuff
Optimal pt positioning, cuff size, placement
Device calibration
Multiple and confirmatory measurements
Automated oscillometric
85% sensitivity, 62% specificity
Detects WCH (20%) and masked hypertension (10%)
Home BP monitoring
Gold std
24 hr ave bp
Changes in nocturnal BP
Expensive
Ambulatory BP monitoring
Brachial artery
BELOW HEART LVL
High BP
Slow and repetitive inflations of cuff
Venous congestion = low sys, high di
Normal JNC 8/7
S: <120
D: <80
Pre hypertension
S: 120-139
D: 80-89
Stage 1 hypertension
<60
Diabetes/renal dse
S: 140-159
D: 90-99