EVERYDAY SCIENCE

SCIENCE

NERVOUS SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What order of Nervous system structures are activated/involved when you touch a hot pan and immediately drop it.
A
Somatic, Spinal Cord, Brain, Spinal Cord, Somatic
B
Somatic, Spinal Cord, Somatic
C
Somatic, Spinal Cord, Autonomic
D
Autonomic, Spinal Cord, Autonomic
Explanation: 

Detailed explanation-1: -At the point of contact with the hot pot, skin receptors quickly send nerve impulses (electrical) to the spinal cord (central nervous system) via sensory neurons. In the spinal cord, the impulses are processed, and a response is relayed back.

Detailed explanation-2: -1. What happens when you accidentally touch a hot plate? Sensors on your finger get activated and the information is relayed via nerves to your spinal cord (nervous system), which decides to immediately jerk back the hand by sending a signal to the arm muscles.

Detailed explanation-3: -Receptors→sensory neuron→spinal cord→motor neuron→muscles.

Detailed explanation-4: -Touching a hot pan results in a reflex that provides a rapid, involuntary response to the dangerous stimulus. The result is the rapid withdrawal of your hand. Sensory receptors in your hand detect dangerous levels of heat. Sensory neurons convey this information from the receptors to the spinal cord.

Detailed explanation-5: -Sensory neurons are the nerve cells that are activated by sensory input from the environment-for example, when you touch a hot surface with your fingertips, the sensory neurons will be the ones firing and sending off signals to the rest of the nervous system about the information they have received.

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