Maryville Patho NURS 611 Exam 2 | 100% Correct | Verified | 2024 Version

Which body system is responsible for conserving energy and body resources - Parasympathetic nervous system which system responds to stress by preparing the body to defend itself - Sympathetic nervous system (SNS) how is blood flow redistributed by the sympathetic nervous system (SNS) - blood flow to the muscles is increased while blood flow to GI and integumentary is decreased how are primary brain injuries classified - focal or diffuse (aka multifocal) focal brain injuries - specific, grossly observable brain lesions that occur in a precise location Epidural and subdural hemorrhages diffuse brain injuries - include brain injury due to hypoxia, meningitis, encephalitis, and damage to blood vessels The brain is confined in a limited space so increased pressure can cause collateral dysfunction: Diabetes Insipidus (ADH not secreted thus polyuria) autonomic hyperreflexia - characterized by paroxysmal HTN (up to 300 mmHg systolic), a pounding headache, blurred vision, sweating above the level of the lesion with flushing of the skin, nasal congestion, nausea, piloerection caused by pilomotor spasm, and bradycardia (30-40 beats/min) location of lesions in cases of autonomic hyperreflexia - individual most likely to be affected have lesions at the T5-T6 level or above sequence of events that lead to hyperreflex