Anatomy and Body

Basal Ganglia

By on July 5th, 2014 in Anatomy and Body, Diseases and Conditions

What is Basal Ganglia? The basal ganglia or basal nuclei are group of subcortical nuclei located at the base of the forebrain. They are significantly united with the cerebral cortex, thalamus, and brainstem. The basal ganglia play a major role in voluntary motor functions, procedural learning, routines or habits, and eye movements. They also have […]

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Epiglottis

By on July 5th, 2014 in Anatomy and Body, Diseases and Conditions, Pain Management

Epiglottis : Definition and Function “Epi” means above and “glottis” pertains to the tongue. From these terms, we can derive its definition and location. Epiglottis is a flap of tissue found at the most superior part of the larynx. It is anchored by the epiglottic cartilage which is an elastic type. It acts as a […]

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Thecal Sac

By on July 4th, 2014 in Anatomy and Body, Pain Management

What is a Thecal Sac : Definition and Structure: The thecal sac is a covering of the spinal canal that is filled with cerebrospinal fluid (CSF). It houses the spinal cord and nerve roots. It is made up of outer arachnoid membrane and inner dura. It is wider in females. The length is approximately until S1 to […]

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Iliac Crest

By on July 4th, 2014 in Anatomy and Body, Pain Management

Definition and Function The iliac crest is the margin of the ileum. It is a curved, broad structure made to protect the insides of the pelvic region. It serves as an attachment of muscles, aponeurosis, and fascia of the nearby structures [1]. Iliac Crest Photos of Anatomy: Where is it Located? The iliac crest is […]

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Vagus Nerve

By on July 4th, 2014 in Anatomy and Body

What is the Vagus Nerve (CN X) ? The Latin “vag” means “vagrant” or “wandering.” Knowing its distribution throughout the body, it is fit to call the vagus (pronunciation: VAY-gus) nerve as such [1, 2]. Unlike the other cranial nerves, vagus nerve is spread in different organs, making its functions much more appreciated. Vagus nerve […]

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Where is the Heart Located ?

By on July 3rd, 2014 in Anatomy and Body

The Heart Heart is a very important organ which acts as a muscular pump. It pumps the blood that circulate around the whole body and provide oxygen and nutrients to all organs which is needed for their survival. The heart is a conical organ and the size of the heart depends on the age of […]

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Sternum

By on July 2nd, 2014 in Anatomy and Body, Pain Management

Sternum Definition and Function The sternum or breastbone is a vertical flat bone lying at the anterior middle part of the chest. Externally, it is made up of compact bone. Inside of it is a cancellous or spongy tissue that is entirely vascular. The adult length of the sternum measures 15-17 cm. It is larger […]

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Cricoid Cartilage

By on June 29th, 2014 in Anatomy and Body

Cricoid Cartilage Definition and Structure Cricoid cartilage is an unpaired hyaline cartilage located in the larynx at C6 vertebral level. It rests inferior to the thyroid cartilage. It has a characteristic signet ring shape where the anterior part has an arch and the posterior part is a broad lamina. Cricoid cartilage increases its size as […]

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Mandibular Fossa

By on June 25th, 2014 in Anatomy and Body

Mandibular Fossa Definition Mandibular fossa is a concavity in the squamous portion of the skull’s temporal bone. This is the area where the head of the mandible articulates with the articular disk. It allows the mouth to be closed and opened, meaning it exists to perform mastication. Its articular exterior is sheathed by fibrocartilage [1]. […]

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Orbicularis Oculi Muscle

By on June 25th, 2014 in Anatomy and Body

Orbicularis oculi Definition Orbicularis oculi (pronunciation: or-bi-kyu-LAR-is OK-yu-lai) refers to the muscle around the eyes. Its origin is the medial side of the orbit and the insertion is the path that circles the orbit. The nerve responsible for it is the facial nerve or cranial nerve VII [1]. Orbicularis oculi is not attached to any […]

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