NU 327 Exam 4 Questions and Answers All Correct
How is hyperlipidemia treated? - Answer - life style changes
- drugs for reducing triglycerides and cholesterol
- angioplasty
- CABG
What is cardiac output and what is normal? - Answer heart rate: 0-100 bpm
CO= SV x HR
What is the f...
NU 327 Exam 4 Questions
and Answers All Correct
How is hyperlipidemia treated? - Answer ✔ - life style changes
- drugs for reducing triglycerides and cholesterol
- angioplasty
- CABG
What is cardiac output and what is normal? - Answer ✔ heart rate: 0-100 bpm
CO= SV x HR
What is the formula for BP? - Answer ✔ BP = CO x PVR
MAP (mean arterial pressure) - Answer ✔ SBP + 2(DBP)/3 Normal is 70-110
Arterial control - Answer ✔ increases cardiac output (CO)
Renin angiotensin aldosterone system RAAS - Answer ✔ - made by kidneys
- secrete renin when BP is decreased
- results in increase in BP
antidiuretic hormone (ADH) - Answer ✔ increases BP
fluid volume - Answer ✔ - increases PVR to increase BP
- increases ECF to increase CO which then increases PVR which increases BP
What does systolic mean related to BP? - Answer ✔ top number and the contraction of
the heart
What does diastolic mean related to BP? - Answer ✔ bottom number and the relaxation
of the heart
Causes of orthostatic hypotension - Answer ✔ ▫Reduced blood volume
▫Vasovagal response
▫Drug induced
▫Aging
▫Prolonged bed rest
▫Autonomic nervous system disorders
,S/S of orthostatic hypotension - Answer ✔ - dizziness
- blurred vision
- fainting
- injury from falls
Treatment for orthostatic hypotension - Answer ✔ - remove cause
- move slowly
- avoid excessive vasodilation
- TED hose
What is the normal BP for adults? - Answer ✔ 120/80
How do nurses measure BP? - Answer ✔ BP cuff and stethoscope
Primary HTN - Answer ✔ - more common
- No known cause
- know a lot about
Secondary HTN - Answer ✔ caused from another disorder
stroke volume (SV) - Answer ✔ volume of blood leaving the heart w each contraction
peripheral vascular resistance (PVR) - Answer ✔ resistance to ejection radius of arteries
affect it
Patho of HTN - Answer ✔ - damages endothelial lining of arteries which causes
atherosclerosis
- causes high resistance against LV
- not enough coronary artery circulation which can cause ischemia, infarction, and heart
failure
S/S of HTN - Answer ✔ - some are silent
- assess CV system
- review pt history for risk factors/current disorders/ meds
- look at their eyes
- carotid bruits
- pulse, color, and sensation
Lifestyle Modifications for pt with HTN - Answer ✔ - dash diet and low sodium and fat
foods
Physical Activity for pt with HTN - Answer ✔ - 150 minutes of activity a week or 75 hard
activity
- dont sit a lot
- muscle strengthening activity 2 times a week
How does HTN affect the kidneys? - Answer ✔ - end stage renal failure
- decreased flow
- aneurysm
- atrophy
- ischemia
- hemorrhage
How does HTN affect the brain? - Answer ✔ stroke either a bleed or no blood flow
How does HTN affect the eyes? - Answer ✔ - blindness
- retinal detachment
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