Question

"the ________ extends through the hindbrain, midbrain, and forebrain."

Answer 1

"the Reticular formation extends through the hindbrain, midbrain, and forebrain."

Further explanation

The brain is a complex organ. It acts as the control center of the body. There are three major divisions of the brain, the forebrain (prosencephalon), midbrain (mesencephalon), and hindbrain (rhombencephalon).

The forebrain is by far the largest brain division. It includes the cerebrum, which counts for about two-thirds of the brain's mass and covers most other brain structures The forebrain has two major parts, the diencephalon and the telencephalon. The forebrain is responsible for functions related to thinking, perceiving, and evaluating sensory information.

The midbrain also called the mesencephalon connects the hindbrain and the forebrain. The midbrain serves important functions in motor movement, particularly eye movements and in auditory and visual processing.  The midbrain regulates movement and aids in the processing of auditory and visual information.

The hindbrain is composed of two subregions called the metencephalon and myelencephalon. There are three main parts of hindbrain, such as pons, cerebellum, and medulla oblongata. The hindbrain assists the regulation of autonomic functions, maintaining balance and equilibrium, movement coordination, and the relay of sensory information.

The reticular formation is a set of interconnected nuclei which are located throughout the brainstem. Reticular formation extends through the hindbrain, midbrain, and forebrain.

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1. Learn more about Reticular formation brainly.com/question/1253056

Answer details

Grade:  9

Subject:  biology

Chapter:  Reticular formation

Keywords:  Reticular formation

Answer 2

The reticular formation extends through the hindbrain, midbrain, and forebrain

Further Explanation:

Brain consists of nerve tissues and which performs the function of sensory information integration and directing the motor response. Hind brain, mid brain and the forebrain are the three regions of the brain.

Reticular formation is a group of nuclei found throughout the brain stem which includes dorsal tegmental nuclei in the midbrain, central tegmental nuclei in the pons and central and inferior nuclei in the medulla. It is found predominantly in the midbrain but also it extends to the forebrain and the hindbrain. It controls the sleep/wake cycle, motor activity, alertness and arousal because it contains neurons which produce neurotransmitters like dopamine and serotonin.  

The ventral tegmental area of the reticular formation is the largest dopamine producing area in the brain. The midbrain reticular formation contains the pedunculopontine nucleus and laterodorsal tegmental nucleuses which are the largest sites for acetylcholine production in the brain. The ascending reticular formation or reticular activating system is involved in sleep/wake cycle whereas the descending reticular formation is involved in motor movement.

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Answer Details:

Grade: Middle school

Subject: Biology

Chapter: Nervous system

Keywords: Reticular formation, tegmental nuclei, dopamine, serotonin, acetylcholine, neurotransmitter, forebrain, midbrain, hindbrain, reticular activating system.