Question

Превидите примеры нервных реакций (биология, пожалуйста простые примеры)​

Answer 1

Целостная морфологическая и функциональная совокупность различных взаимосвязанных нервных структур, которая совместно с эндокринной системой обеспечивает взаимосвязанную регуляцию деятельности всех систем организма и реакцию на изменение условий внутренней и внешней среды. Нервная система действует как интегративная система, связывая в одно целое чувствительность, двигательную активность и работу других регуляторных систем эндокринной и иммунной.

Answer 2

Examples of Nervous Reactions in Biology

Nervous reactions in biology refer to the responses of the nervous system to various stimuli. Here are some simple examples of nervous reactions:

1. Reflex Actions: - Reflex actions are involuntary and nearly instantaneous responses to a stimulus. For example, the withdrawal of a hand from a hot object or the knee-jerk reflex are classic examples of nervous reactions in biology.

2. Fight or Flight Response: - When an individual perceives a threat, the sympathetic nervous system triggers the "fight or flight" response. This can include increased heart rate, rapid breathing, and heightened senses, preparing the body to either confront or flee from the perceived danger.

3. Pupil Dilation and Constriction: - In response to changes in light intensity, the nervous system regulates the size of the pupils. In dim light, the pupils dilate to allow more light to enter the eye, while in bright light, the pupils constrict to reduce the amount of light entering the eye.

4. Startle Response: - The startle response is a sudden, involuntary reaction to a sudden or unexpected stimulus. This can include jumping at a loud noise or flinching in response to a sudden touch.

5. Sweating in Response to Heat: - When the body temperature rises, the nervous system triggers the sweat glands to produce sweat, which helps cool the body through evaporation.

These examples illustrate how the nervous system responds to various stimuli in the environment, showcasing the diverse range of nervous reactions in biology.