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The physiology of itching involves nerve signals being sent to the brain in response to external stimuli, such as allergens or irritants. This response triggers the sensation of itching, prompting the body to scratch the affected area to remove the irritant.

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5mo ago

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Which of these occurs when an organism responds to external or internal stimuli?

Anything in an organism's external environment that causes the organism to react is a stimulus. a reaciton to a stimulus is a response. The ability to respond to stimuli in the environment is an important characteristic of living things


What is most likely a response to external stimuli in humans?

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Can hormones be secreted in response to external stimuli?

Yes, hormones can be secreted in response to external stimuli. For example, the stress hormone cortisol can be released in response to physical or psychological stressors. Additionally, the hormone melatonin is secreted in response to changes in light levels to regulate the sleep-wake cycle.


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Cells constantly change in response to external stimuli.


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What do Auxin's response to?

Auxins response to external stimuli like water, sunlight, support(thread), gravity etc.


What causes cussing?

Vocalization of an expletive typically occurs in response to unfavorable external stimuli.


Are emotions a result from something outside of us?

Yes, emotions are developed due to external stimuli. Stimuli is any response that is received from outside.


Distinguish between external and internal stimuli Give an example of each?

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An example of external stimuli is a loud noise that causes someone to cover their ears or flinch in response.


Is a signal to which an organism respond?

One of the things that making an organism alive is its' response to stimuli. This can be internal or external.