Which of the Following Statements Is NOT True Regarding the Normal

question 52

Multiple Choice

Which of the following statements is NOT true regarding the normal mechanism of ventilation?

• A)There must be a continuous column of air from the pharynx to the alveoli.
• B)The lungs must lie within a sealed-off thoracic cavity.
• C)The inner and outer pleural membranes must be separated by a thin film of fluid.
• D)The intrapleural pressure must be greater than the atmospheric pressure.
• E)The diaphragm,when contracted,will be lowered.

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Definitions:

William McDougall

A psychologist known for his work in social psychology and the concept of instinct theory of motivation.

Instincts

Innate, fixed patterns of behavior in response to specific stimuli.

Purposive

Having or serving a purpose; intentional or goal-oriented in nature.

Supernormal Stimulus

An exaggerated artificial stimulus that elicits a stronger response than the natural stimulus for which an organism is programmed.