A reflex action follows this general sequence and does not involve the conscious part of the brain. This is why the response is so fast.

The efferent arc. The efferent arc of the inflammatory reflex is termed the cholinergic anti-inflammatory pathway. Action potentials transmitted to the periphery by the vagus nerve culminate in ...

Pulling your hand away from a hot object, blinking because it's very bright or kicking when someone taps the tendon below your kneecap - these are all innate reflex actions. They happen rapidly ...

Reflexes are automatic and involuntary actions the body produces in response to certain stimuli. They are usually protective in nature. Learn more.

A reflex is an involuntary, rapid muscular response to a stimulus, or something that causes a reaction. It’s carried out by the nervous system.

These experiments examined the impact of extensive depletions of forebrain 5-hydroxytryptamine (5-HT; serotonin) levels on prepulse inhibition (PPI) of the acoustic startle reflex in rats.

Why do we hiccup? Scientists link reflex to brain development in babies The findings by UCL researchers also suggest that hiccupping in adults could be a reflex left over from infancy.

Chenyu Wang, PhD (left) and Kevin Bender, PhD (right) measure the vestibulo-ocular reflex (VOR) of Adalyn, age 4. The researchers found that children with autism due to mutations in the SCN2A gene ...