Classification of Nervous System Overview

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Which part of the brain acts as a gatekeeper, filtering sensory information?

Reticular activating system (RAS) (correct)

Pituitary gland

Medulla oblongata

Cerebellum

What is the primary function of the medulla oblongata?

Regulating vital visceral activities like heart rate and breathing (correct)

Controlling the release of hormones like oxytocin and ADH

Regulating fine movement coordination

Maintaining balance and equilibrium

Which part of the brain is responsible for maintaining muscle tone and sense of body position?

Cerebellum (correct)

Medulla oblongata

Midbrain

Pons

What is the primary function of the diencephalon?

Maintaining homeostasis through the endocrine system Signup and view all the answers

Which part of the brain stem is described as being the size of a thumb in diameter and approximately 3 inches long?

The entire brain stem Signup and view all the answers

What is the primary symptom of a midline cerebellar lesion affecting the vermis?

Broad-based stance when walking, mimicking an inebriated individual Signup and view all the answers

Which hormone is regulated by the diencephalon through the pituitary gland?

Oxytocin Signup and view all the answers

Which cranial nerves arise from the brain stem?

All of the above Signup and view all the answers

Which part of the brain is primarily responsible for maintaining balance and equilibrium?

Cerebellum Signup and view all the answers

What is the primary function of the reticular activating system (RAS)?

Controlling consciousness and the awake/sleep cycles Signup and view all the answers

Classification of Nervous System Overview

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Questions and Answers

Which part of the brain acts as a gatekeeper, filtering sensory information?

What is the primary function of the medulla oblongata?

Which part of the brain is responsible for maintaining muscle tone and sense of body position?

What is the primary function of the diencephalon?

Which part of the brain stem is described as being the size of a thumb in diameter and approximately 3 inches long?

What is the primary symptom of a midline cerebellar lesion affecting the vermis?

Which hormone is regulated by the diencephalon through the pituitary gland?

Which cranial nerves arise from the brain stem?

Which part of the brain is primarily responsible for maintaining balance and equilibrium?

What is the primary function of the reticular activating system (RAS)?

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