Lizards and Snakes Are Closely Related;there Are a Number of Poisonous

question 18

Multiple Choice

Lizards and snakes are closely related;there are a number of poisonous snakes.How common are venomous lizards?

• A)Many venomous tropical species exist.
• B)No lizards are venomous.
• C)All lizards are at least a little poisonous but only the big ones have enough venom to be worrisome.
• D)They are uncommon: In North America,the Gila Monster and Mexican Beaded lizards are the only lizards venomous to humans.
• E)None of the choices is correct.

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Definitions:

Absolute Thresholds

The minimum stimulus intensity required to be perceptible to the senses.

Sensory Adaptation

The process by which sensory receptors become less sensitive to constant stimuli over time, reducing our awareness of them.

Subliminal Persuasion

A method of influence that operates below the level of conscious awareness, where stimuli are used to affect an individual's thinking or behavior without them being aware of it.

Transduction

The process by which sensory stimuli are converted into signals the brain can interpret, beginning the process of perception.