What does a vo2max measurement reveal?
a. the amount of oxygen delivered to body tissues
b. the amount of body fat burned during physical activity
c. the amount of blood that flows through the heart per minute
d. the amount of oxygen that the lungs can hold at full capacity
the answer is a, i got it right

A92-year-old man with a 45-year history of chronic obstructive pulmonary disease is intubated in the icu because of a bout of viral pneumonia that fails to improve after 72 hours of antibiotics. although the inspired fraction of oxygen is 100%, the patient's po2 remains at 57 mmhg. positive-end expiratory pressure (peep) is added to allow the inspired fraction of oxygen. twelve hours after the introduction of peep the patient suddenly become hypotensive. at the same time, his oxygen saturation drops from 92% to 61%. on physical examination, his bp is 80/50 mmhg and his pulse is 124/min. he has distended neck veins and distant heart sounds. which of the following would also most likely be seen on this patient's physical examination? - absence of breath sounds in the right hemithorax- high amplitude carotid artery upstroke- a pleural friction rub- pulsus alternans- splenomegaly

What are ways that tobacco use can affect familyand socity

1. evaluate your personal strengths. what activities and skills are you particularly good at? what do you think self-esteem is? why is having positive self-esteem important? how do the strengths you identified for yourself relate to your self-esteem? (5 points)