NU 327 Exam 4 Practice Questions and
Answers
What is the goal of the circulatory system? - Answer-transport oxygen and nutrients and
the removal of metabolic waste in the body
What is the role of the lymphatic system? - Answer-reabsorbs fluid that leaks out of vascular
network
Describe the st...
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
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