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TLS Online TPP Program

#Question id: 1086

What is the most likely mechanism by which testosterone functions inside a cell?

#SCPH28 | Zoology

  1. It acts as a signal receptor that activates tyrosine kinases.

  2. It binds with a receptor protein that enters the nucleus and activates expression of specific genes.

  3. It acts as a steroid signal receptor that activates ion channel proteins in the plasma membrane.

  4. It coordinates a phosphorylation cascade that reduces spermatogenesis.

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TLS Online TPP Program

#Question id: 11062

#I Life Science/ Life Sciences Group – I-V

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: 11062

#SCPH28 | Zoology

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: 11063

#I Life Science/ Life Sciences Group – I-V

A man inspires 1000 ml from a spirometer. The intrapleural pressure was −4 cm H2O before inspiration and −12 cm H2O the end of inspiration. What is the compliance of the lungs?
TLS Online TPP Program

#Question id: 11063

#SCPH28 | Zoology

A man inspires 1000 ml from a spirometer. The intrapleural pressure was −4 cm H2O before inspiration and −12 cm H2O the end of inspiration. What is the compliance of the lungs?
TLS Online TPP Program

#Question id: 11064

#I Life Science/ Life Sciences Group – I-V

The diagram above shows three different compliance curves (S, T, and U) for isolated lungs subjected to various transpulmonary pressures. Which of the following best describe the relative compliances for the three curves?
TLS Online TPP Program

#Question id: 11064

#SCPH28 | Zoology

The diagram above shows three different compliance curves (S, T, and U) for isolated lungs subjected to various transpulmonary pressures. Which of the following best describe the relative compliances for the three curves?