A 27-year-old man is breathing quietly. He then inhales as much air as possible and exhales as much air as he can, producing the spirogram shown in the previous figure. What is his expiratory reserve volume (in liters)? 

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#Question id: 11451

#Physiology

Immediately after putting on a shirt, your skin might feel itchy. However, this perception soon fades due to ________.

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#Question id: 11452

#Physiology

A given photon of light may trigger an action potential with thousands of times more energy because the signal strength is amplified by ________.

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#Question id: 11453

#Physiology

Which type of receptor would you expect to be most abundant in the antennae of a moth?

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#Question id: 11454

#Physiology

The structure of the mammalian middle ear is adapted to convert ________.

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#Question id: 11455

#Physiology

Statocysts contain cells that are ________.

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#Question id: 11665

#Physiology

Materials are returned to the blood from the filtrate by which of the following processes?