Reticular

Reticular formation is a complex set of neuron networks in the brainstem that plays a crucial role in controlling various basic functions of the central nervous system, including sleep and wakefulness, attention, motor control, reflexes, and breathing. It is also involved in the regulation of behavior and sensory perception.

Structure

The reticular formation is located in the brainstem, extending from the medulla oblongata to the midbrain. It is composed of more than 100 small neural networks, with varied functions and connections to other parts of the brain. The reticular formation is divided into three columns: the raphe nuclei, the medial group, and the lateral group.

Function

The reticular formation plays a key role in maintaining consciousness and alertness. It is involved in the regulation of the sleep-wake cycle, attention, and motor control. It also plays a role in the control of reflexes and breathing.

The reticular formation also plays a role in sensory perception. It helps filter out irrelevant background stimuli, preventing an overload of irrelevant information in the higher cortical centers of the brain.

Clinical significance

Damage to the reticular formation can lead to a variety of neurological disorders, including coma, sleep disorders, and motor disorders. It can also affect the control of reflexes and breathing, leading to potentially life-threatening conditions.

See also

• Brainstem
• Central nervous system
• Neuron
• Sleep-wake cycle
• Consciousness

References

Reticular Resources
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