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Related Concept Videos

Reflex Activity01:08

Reflex Activity

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A reflex activity is an automatic, involuntary response to specific stimuli. It is a part of our survival mechanism, designed to protect us from potential harm. For example, when a bright light suddenly shines into our eyes, we instinctively close them or look away. This is a simple reflex activity orchestrated by the nervous system without conscious thought or effort.
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Cranial Nerves: Types Part I01:14

Cranial Nerves: Types Part I

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Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves, with the first six being essential in sensory perception, motor control, and autonomic functions related to the head and neck.
Olfactory Nerve (Cranial Nerve I)
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Functions of the Nervous System01:18

Functions of the Nervous System

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The nervous system is responsible for coordinating and regulating the body's functions. It functions through three main processes: sensory, integrative, and motor processes. Sensory function involves the detection and transmission of information about internal and external stimuli from sensory receptors to the CNS. The CNS processes this information through an integrative function, where it interprets and makes decisions based on the incoming sensory information. Finally, the motor function...
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Cranial Nerves: Overview and Anatomy01:19

Cranial Nerves: Overview and Anatomy

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The cranial nerves are an important part of the complex network of nerves in the human body. These nerves emerge directly from the brain and are responsible for transmitting essential information between the brain and various parts of the head and neck. There are 12 pairs of cranial nerves, systematically numbered using Roman numerals from I to XII, beginning from the anterior and moving to the posterior of the brain. Each cranial nerve is uniquely identified by names that reflect its function...
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Cranial Nerves: Types Part II01:22

Cranial Nerves: Types Part II

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Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves. While the first six innervate the head and neck, the latter six nerves innervate the head and neck, as well as organs and tissues in the thoracic and abdominal cavities. They facilitate communication, expression, and autonomic control within the human body.
Facial Nerve (Cranial Nerve VII)
Cranial nerve VII, or the facial nerve,...
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Disorders of the Nervous Tissue01:28

Disorders of the Nervous Tissue

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Nervous tissue is a vital component of the human body's communication system, enabling us to perceive and respond to stimuli. However, like all other tissues, it is vulnerable to disorders and diseases that can significantly impact our neurological functioning.
Homeostatic Imbalances:
Alzheimer's disease manifests as a gradual decline in memory and cognitive abilities, attributed to the buildup of amyloid plaques and neurofibrillary tangles in the brain.
Parkinson's disease arises from the...
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Updated: Aug 4, 2025

MRI-guided Focused Ultrasound Thalamotomy for Patients with Medically-refractory Essential Tremor
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MRI-guided Focused Ultrasound Thalamotomy for Patients with Medically-refractory Essential Tremor

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The Neurologic Exam.

Michael P H Stanley1, Kathryn E Hall2, William J Mullally3

  • 1Division of Cognitive and Behavioral Neurology, Department of Neurology, Brigham and Women's Hospital, Boston, Mass.

The American Journal of Medicine
|April 5, 2023
PubMed
Summary
This summary is machine-generated.

The neurological examination remains crucial for diagnosing nervous system diseases. It guides advanced diagnostic tools like imaging and electrophysiology for precise localization and effective treatment.

Keywords:
Neurologic evaluationThe neurologic exam

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Area of Science:

  • Neurology
  • Neuroscience
  • Medical Diagnostics

Background:

  • Historically, neurological diseases were diagnosed primarily through clinical examination of neurological signs.
  • Modern medicine utilizes advanced imaging and electrophysiology for enhanced diagnostic precision.

Purpose of the Study:

  • To emphasize the continued importance of the neurological examination in the modern diagnostic landscape.
  • To highlight how the neurological examination aids in the precise localization of nervous system disorders.

Main Methods:

  • Review of historical and current diagnostic practices in neurology.
  • Analysis of the role of the neurological examination in conjunction with advanced technologies.

Main Results:

  • The neurological examination provides essential information for accurate localization of neurological deficits.
  • This localization enhances the precision and efficiency of advanced diagnostic tools.

Conclusions:

  • The neurological examination remains a cornerstone of neurological diagnosis, complementing technological advancements.
  • Accurate localization via clinical assessment is key to leveraging modern diagnostic technologies effectively.