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TLS Online TPP Program

#Question id: 2116

When a cell is in equilibrium with its environment, which of the following processes occurs for substances that can diffuse through the plasma membrane?

#Zoology

  1. There is directed movement of substances into and out of the cell.

  2. There is random movement of substances into and out of the cell.

  3. There is no movement of substances into or out of the cell.

  4. All movement of molecules across the plasma membrane occurs by active transport.

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TLS Online TPP Program

#Question id: 11059

#Human Biology

A healthy, 45-year-old man is reading the newspaper. Which of the following muscles are used for quiet breathing?
TLS Online TPP Program

#Question id: 11061

#Human Biology

The pleural pressure of a normal 56-year-old woman is approximately −5 cm H2O during resting conditions immediately before inspiration (i.e., at functional residual capacity). What is the pleural pressure (in cm H2O) during inspiration?
TLS Online TPP Program

#Question id: 11062

#Human Biology

The alveolar pressure of a normal 77-year-old woman is approximately 1 cm H2O during expiration. What is the alveolar pressure during inspiration (in cm H2O)?
TLS Online TPP Program

#Question id: 11065

#Human Biology

A liquid-ventilated lung compared to a gas-ventilated lung
TLS Online TPP Program

#Question id: 11071

#Human Biology

At the end of inhalation, with an open glottis, the pleural pressure is
TLS Online TPP Program

#Question id: 1553

#Human Biology

A protein antigen requires to be processed in order to make it