Nursing care of adults exam 4 questions & answers 2023/2024
Nursing care of adults exam 4 questions & answers 2023/2024 Postural hypotension - ANSWER--Blood pressure that drops when the pt stands up. Drugs that cause postural hypotension - ANSWER-DRUGS USED TO TREAT HIGH BLOOD PRESSURE -Diuretics -Beta blockers -Calcium-channel blockers -ACE inhibitors DRUGS THAT HAVE HYPOTENSION AS A SIDE EFFECT -Nitrates -Erectile dysfunction -Parkinson's -antipsychotics -neuroleptics -anti-anxiety -sedative -tricyclic antidepressants Compensatory mechanism for hypotension - ANSWER--If blood volume decreases, the kidneys secrete the enzyme Renin in the blood -Renin acts on certain blood proteins to produce angiotensin 1 -Angiotensin 1 is converted to Angiotensin 2 by angiotensin-converting enzymes from the lungs -Angiotensin 2 acts directly on blood vessels, causing them to constrict, increasing resistance to blood flow in the peripheral vessels. -Angiotensin 2 also stimulates the adrenal gland to release aldosterone, causing Na and water retention by the renal tubules. The retained sodium and water increase the blood volume causing elevated blood pressure.
Document information
- Uploaded on
- August 8, 2023
- Number of pages
- 15
- Written in
- 2023/2024
- Type
- Exam (elaborations)
- Contains
- Questions & answers