NR 283 Exam 2 Chamberlain with correct
| | | || | || |
answers
Tachycardia |- |correct |answer |abnormally |rapid |heart |rate |- |above |100
Bradycardia |- |correct |answer |abnormally |slow |heart |rate |- |under |60
preload |- |correct |answer |volume |of |blood |in |ventricles |at |end |of |diastole
Afterload |- |correct |answer |resistance |against |which |left |ventricle |pushes |blood |out
Systole |- |correct |answer |contraction |of |heart |.... |provides |increase |in |pressure |to |eject |blood
Diastole |- |correct |answer |relaxation |of |heart.... |required |for |filling |chambers
When |is |preload |increased? |- |correct |answer |hypervolemia, |regurgitation |of |cardiac |valves, |
heart |failure
When |is |afterload |increased? |- |correct |answer |hypertension, |vasoconstriction
What |increases |when |afterload |increases? |- |correct |answer |increase |in |cardiac |workload
What |is |cardiac |output? |- |correct |answer |Volume |of |blood |ejected |by |the |heart |in |one |minute:
cardiac |output |= |heart |rate |x |stroke |volume
What |is |stroke |volume? |- |correct |answer |Volume |of |blood |pumped |out |of |ventricle- |
contraction
, The |heart |sound, |lubb |is |due |to |the |_________ |. |- |correct |answer |closure |of |AV |valves
The |heart |sound, |dub |is |due |to |the |________. |- |correct |answer |closure |of |semilunar |valves.
pulse |rate |- |correct |answer |heart |rate |60-100 |bpm.
What |do |vasodilators |do? |- |correct |answer |dilates |(opens) |blood |vessels, |which |allows |blood |
to |flow |more |easily
example: |nitroglycerin
What |do |beta |blockers |do? |- |correct |answer |-decrease |heart |rate |and |blood |pressure
-treat |HTN |& |dysrhythmias |
-reduce |angina |attacks
arteriosclerosis |- |correct |answer |hardening |of |blood |vessels
Atherosclerosis |- |correct |answer |plaque |build |up |in |the |coronary |artery |causing |clots, |often |
leads |to |MI.
Diuretics |- |correct |answer |medications |administered |to |increase |urine |secretion |in |order |to |
remove |excess |sodium |and/or |water.
- |treats |high |blood |pressure |and |congestive |heart |failure
anticoagulant |- |correct |answer |a |drug |that |prevents |clotting |of |the |blood
low-density |lipoprotein |(LDL) |- |correct |answer |Transports |cholesterol |from |liver |to |cells
Major |factor |contributing |to |atheroma |formation
| | | || | || |
answers
Tachycardia |- |correct |answer |abnormally |rapid |heart |rate |- |above |100
Bradycardia |- |correct |answer |abnormally |slow |heart |rate |- |under |60
preload |- |correct |answer |volume |of |blood |in |ventricles |at |end |of |diastole
Afterload |- |correct |answer |resistance |against |which |left |ventricle |pushes |blood |out
Systole |- |correct |answer |contraction |of |heart |.... |provides |increase |in |pressure |to |eject |blood
Diastole |- |correct |answer |relaxation |of |heart.... |required |for |filling |chambers
When |is |preload |increased? |- |correct |answer |hypervolemia, |regurgitation |of |cardiac |valves, |
heart |failure
When |is |afterload |increased? |- |correct |answer |hypertension, |vasoconstriction
What |increases |when |afterload |increases? |- |correct |answer |increase |in |cardiac |workload
What |is |cardiac |output? |- |correct |answer |Volume |of |blood |ejected |by |the |heart |in |one |minute:
cardiac |output |= |heart |rate |x |stroke |volume
What |is |stroke |volume? |- |correct |answer |Volume |of |blood |pumped |out |of |ventricle- |
contraction
, The |heart |sound, |lubb |is |due |to |the |_________ |. |- |correct |answer |closure |of |AV |valves
The |heart |sound, |dub |is |due |to |the |________. |- |correct |answer |closure |of |semilunar |valves.
pulse |rate |- |correct |answer |heart |rate |60-100 |bpm.
What |do |vasodilators |do? |- |correct |answer |dilates |(opens) |blood |vessels, |which |allows |blood |
to |flow |more |easily
example: |nitroglycerin
What |do |beta |blockers |do? |- |correct |answer |-decrease |heart |rate |and |blood |pressure
-treat |HTN |& |dysrhythmias |
-reduce |angina |attacks
arteriosclerosis |- |correct |answer |hardening |of |blood |vessels
Atherosclerosis |- |correct |answer |plaque |build |up |in |the |coronary |artery |causing |clots, |often |
leads |to |MI.
Diuretics |- |correct |answer |medications |administered |to |increase |urine |secretion |in |order |to |
remove |excess |sodium |and/or |water.
- |treats |high |blood |pressure |and |congestive |heart |failure
anticoagulant |- |correct |answer |a |drug |that |prevents |clotting |of |the |blood
low-density |lipoprotein |(LDL) |- |correct |answer |Transports |cholesterol |from |liver |to |cells
Major |factor |contributing |to |atheroma |formation
