Assessment Task 1B Case studies Part 1of the Case Studies Physical activity places a lot of demand on the cardiovascular and respiratory systems. Strength, endurance, dexterity, and alertness depend on adequate respiratory and cardiovascular function. Reduced cardiovascular function, for instance, from myocardial ischemia, or from mechanical dysfunction like reduced peripheral perfusion or valve defects can affect the person’s strength, endurance, dexterity, strength, and alertness. The assessment of job requirements relevant to the cardiovascular system requires information about critical the person’s performance level is and the effects of worsening of and cardiovascular disorders. The cardiovascular history offers psychological and physiological information that guides physical assessment, the laboratory tests and the mode of treatment. The nurse asks about the past heath