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Reflex actions are sudden responses, which do not involve any thinking. For example,

when we touch a hot object, we withdraw our hand immediately without thinking as

thinking may take time which would be enough to get us burnt.

The sensory nerves that detect the heat are connected to the nerves that move the

muscles of the hand. Such a connection of detecting the signal from the nerves (input)

and responding to it quickly (output) is called a reflex arc. The reflex arcs −connections

present between the input and output nerves − meet in a bundle in the spinal cord. Reflex arcs are formed in the spinal cord and the information (input) reaches the brain.

The brain is only aware of the signal and the response that has taken place. However,

the brain has no role to play in the creation of the response.

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Related Questions

What does the reflex action involve?

Protection(?)


What is a automatic action that does not involve the brain?

Reflex actions are sudden responses, which do not involve any thinking.


What role does the brain play in a reflex response?

The brain initiates a reflex response by sending signals down the spinal cord to the specific muscle or organ involved. However, the actual reflex action occurs at the level of the spinal cord, without the need for input from the brain. This allows for a quicker and more automatic response to potentially harmful stimuli.


In some reflex action skeletal muscles contract without the involvement of the?

i think its the brain...


Give an example a reflex action?

brain and the spinal cord will reaction


Can part of the impulse in a reflex action reach the brain?

because it is the cells


Why is it important for the brain to be kept informed of reflex action?

It is then possible for the brain to modify or 'condition' some reflexes


Why is it important for the brain to be kept informed of a reflex action?

The brain needs to be informed of a reflex action to coordinate and modulate the response accordingly. This information allows the brain to adjust the reflex response based on the circumstances, ensuring appropriate reactions to stimuli and maintaining overall control of motor functions.


Automatic action that does not involve the brain?

eating


Is a reflex is a voluntary action?

No, it is by definition involuntary. The neural impulses which cause the action do not go through the brain at all.


Is the brain involved in a reflex arc?

yes brain i s involved in reflex actions as it makes a pathway for sensory neuron to connect with and brain then directs the motor neuron to take a particular action which is given by effector !(muscles)


Why does reflex reinforcement work?

Instead of being processed in the brain, a reflex arc is processed in the vertebra, this allows for faster reflexes. Example of when the reflex arc is used is when a person touches a hot stove. The immediate response (which the reflex arc causes) is to pull away, but it doesn't really hurt till a few seconds after. This is because the brain was first bypassed, but has now had time to process what happened.