Rasmussen College NUR 2063Final exam Module 1: Final Exam Study Guide BEST EXAM SOLUTION

Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

STRESS – WHAT IS IT?, PURPOSE OF, WHAT DETERMINES

RESPONSE?

WHAT IS IT? – physical, chemical or emotional factor that results in

tension of body or mind, real or perceived threat to homeostasis, can be

positive or negative

PURPOSE –

WHAT DETERMINES RESPONSE –




SELYE GAP SYNDROME STAGES, BODY’S

RESPONSES TO STAGES – ALARM, RESISTANCE,

EXHAUSTION:

ALARM – the stressor upsets homeostasis or cellular balance;

Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

,Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

releases epi and norepi, and cortisol; Body has decreased resistance

to stressors

RESISTANCE – Body fights back by adjusting to the stress; body

trying to return to homeostasis; Glucose, free fatty acids and amino

acids elevated for energy, growth and repair

EXHAUSTION – Rest permits enhanced adaptation; No rest =

overtraining, injury, lack of adaptation; point where body can no longer

reach homeostasis; Allostatic overload – “cost” of body’s organs and

tissues for an excessive or ineffectively regulated allostatic response




STRESS IN CHILDREN:

PHYSIOLOGICAL – Immune system, stunt in growth, high blood


Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

,Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

pressure




MEDIATORS OF STRESS, E.G. NOREPINEPHRINE,

EPINEPHRINE, CORTISOL – WHAT DO THEY DO?

Norepinephrine (Catecholamines) – released during alarm stage;

constricts blood vessels and raises blood pressure; reduces gastric

secretions and increases night and far vision

Epinephrine (Catecholamines) – released during the alarm stage;

enhances myocardial contractibility, increases heart rate, and increases

cardiac output; causes bronchodilation; increases the release of glucose

from the liver(glycogenolysis) and elevates blood glucose levels

Cortisol (Glucocorticoid) – released during alarm stage; primary


Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

, Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION

glucocorticoid; may be synergistic or antagonistic to catecholamines;

suppresses the immune system, decreases serotonin, increases blood

sugar, increases blood pressure, decreases sensitivity to pain, and

heightens memory and attention




Rasmussen College NUR 2063Final exam Module 1:
Final Exam Study
Guide BEST EXAM
SOLUTION