Home
Subjects
Textbook solutions
Create
Study sets, textbooks, questions
Log in
Sign up
Upgrade to remove ads
Only $35.99/year
NURS 4301 Exam 2 Hypertension
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Terms in this set (68)
...
blood pressure is
measurement of force applied to artery walls
systolic= heart contracting- pressure putting on walls
diastolic= heart is refilling up and relaxing
factors that affect cardiac output
stroke volume x heart rate= CO
amount of blood pumped out of the heart in 1 minute, average 4-8 L/min
heart rate is affected by
contractility and conductivity
...
one in ____ adults in the US has hypertension
3
Blood volume: renin-angiotensin- aldosterone system
1. renin (a hormone from kidneys) produces angiotensin I
-angiotensin I is a basically inactive substance until it is converted to the active angiotensin II
2. angiotensin II is a potent vasoconstrictor
angiotensin II also stimulates secretion of aldosterone (a hormone) from the adrenal medulla
3. aldosterone= sodium and water retention
things that increase blood volume
IV fluids
sodium
things that decrease blood volume
ACEI
ARB
Diuretics
Low sodium diet
systemic vascular resistance (SVR)
sympathetic nervous system: vasoconstriction and vasodilation
neurotransmitters:
-norepinephrine
-epinephrine
baroreceptors
when your BP is elevated what regulatory mechanisms happen in your body to decrease your BP
vasodilation
decrease HR
decrease contractility
decrease RAAS
when your BP is decreased what regulatory mechanisms happen in your body to increase your BP
vasoconstriction
increase HR
increase contractility
increase RAAS
stages of BP
JNC 8 recommendations for HTN
for adults 18-59 yrs pharmacologic treatment should be initiated (Stage I HTN)
for adults >60 years pharmacologic treatment should be initiated when:
-systolic is >_ 150 mmHg or diastolic BP is >_ 90 mmHg
Primary (essential) hypertension
elevated BP without an identified cause
90-95% of all cases
Sets with similar terms
Pharm chapter 16 and 17
33 terms
Drug therapy for hypertension Ch 16
80 terms
Drug therapy for hypertension Ch 16
80 terms
Pharm 2 part 1
25 terms
Sets found in the same folder
NURS 4301 Exam 2 Caring for Adults with…
24 terms
Kidney Injury & Failure
132 terms
NURS 4301 Exam 1 Introduction to Mental…
32 terms
Dialysis
31 terms
Other sets by this creator
NURS 4705 Exam 3 LGBTQ+
25 terms
Nurs 4705 Exam 3 Shock and sepsis
77 terms
NURS 4705 Exam 3 Focus on Pts with Burn…
49 terms
NURS 4705 Exam 2 ABGs
39 terms
Other Quizlet sets
Driving segment 2 study guide
31 terms
AP Gov chapter 8 questions
41 terms
behavior analysis exam 5
18 terms
A Christmas Carol Stave 3
22 terms
Related questions
QUESTION
How to treat acute pulmonary edema
QUESTION
What occurs during coarctation of the aorta?
QUESTION
an imbalance between the production of free radicals and the ability of the body to counteract or detoxify their harmful effects through neutralization by antioxidants
QUESTION
what are some drugs that can cause sinus tachycardia?