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Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsRehabilitationStrengthening Exercises Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Rehabilitation Strengthening Exercises Thebrachialisis a muscle located in your arm near the crook of your elbow. This muscle works to flex (or bend) your elbow when your hand and forearm are in a pronated position with your palm facing down. It works closely with yourbicepsbrachiiandbrachioradialismusclesto ensure that your elbow bends appropriately....

Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsDiagnosis Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Diagnosis The brainstem is a stalk-like structure in thebrainthat connects a part of the brain called thecerebellumto thespinal cord. Although small, the brainstem performs many critical functions, including controlling the heart and breathing rate, providing motor and sensory functions to the face and neck, regulating thesleep cycle, and conveying nerve signals back and forth from the brain to the rest of the body....

The bulbourethral glands are a pair of small, round glands that sit next to each other inside the base of thepenis. When the penis is aroused, the bulbourethral glands produce amucussecretion that adds lubricating factors to the ejaculate. They’re also known as Cowper’s glands. Anatomy Location Structure Yellow and about the size and shape of a pea, the bulbourethral glands measure around 0.4 inches in diameter. They’re made up of a network of small ducts (tubes) and sac-like structures called alveoli....

Table of ContentsView AllTable of ContentsAnatomy of the BursaFunctionAssociated ConditionsRehabilitation Table of ContentsView All View All Table of Contents Anatomy of the Bursa Function Associated Conditions Rehabilitation A bursa is a small, fluid-filled sac within your body that lies near bony prominences and joints. The bursa acts as a cushion between muscles, ligaments, and bones and allows structures to glide and slide past one another with ease and with minimal friction....

Table of ContentsView AllTable of ContentsAnatomyFunctionClinical Significance Table of ContentsView All View All Table of Contents Anatomy Function Clinical Significance Theceliac trunkis a major artery that supplies blood to the stomach,spleen, liver,gallbladder, andpancreas. It is the first branch of theabdominalaorta, which brings blood from the heart to the lower part of the body. The anatomy of the celiac trunk can vary from person to person. People are commonly born with anomalies or differences in the structure of the celiac trunk....

Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsRehabilitation Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Rehabilitation Your neck, also known as the cervical spine, is a complex series of bones, discs, muscles,nerves, and ligaments. There are seven bones, each called a cervical vertebra, that are stacked upon one another.These cervical vertebrae are specially shaped and configured to allow for maximum motion while supporting your skull and protecting your spinal cord, neighboring blood vessels, and nerves....

Table of ContentsView AllTable of ContentsAnatomyFunctionVariationsAssociated ConditionsTreatment Table of ContentsView All View All Table of Contents Anatomy Function Variations Associated Conditions Treatment The circle of Willis is a group of blood vessels in the brain that form a continuous structure resembling a circle. Thesearteriessupply blood to a large portion of the brain and function as a “failsafe” system if any of the arteries become blocked or narrowed. The circle of Willis is named after Thomas Willis (1621–1675), an English physician who first identified this structure of blood vessels in 1664....

Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsTreatmentFrequently Asked Questions Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Treatment Frequently Asked Questions The coccyx can be a source of pain in many people. It is commonly damaged from trauma due to falls and can be the location of idiopathic pain, meaning pain that healthcare providers don’t know the cause of. The coccyx is the most distal portion of the spine in primates that don’t have tails, including humans....

Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsTests Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Tests The cochlea is a fluid-filled, snail-like structure within a cavity in the inner ear. It plays a vital role in the function of hearing rather than simply being another component of the skeletal system. The cochlea contains hair cells that convert sound waves into electrical impulses that are carried along the auditory nerve to the brain....

Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsTests Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Tests The cornea is the clear dome of tissue at the front of the eye. It connects smoothly to thesclera(the white part of the eye). The cornea refracts light through thelensbelow it, which allows the eye to process images. Injuries to the cornea can impair a person’s vision. PeopleImages / Getty Images...

Table of ContentsView AllTable of ContentsOlfactory NerveOptic NerveOculomotor NerveTrochlear NerveTrigeminal NerveAbducens NerveFacial NerveVestibulocochlear NerveGlossopharyngeal NerveVagus NerveAccessory NerveHypoglossal Nerve Table of ContentsView All View All Table of Contents Olfactory Nerve Optic Nerve Oculomotor Nerve Trochlear Nerve Trigeminal Nerve Abducens Nerve Facial Nerve Vestibulocochlear Nerve Glossopharyngeal Nerve Vagus Nerve Accessory Nerve Hypoglossal Nerve There are 12 pairs of cranial nerves. They each emerge separately from the brain stem, which is the lower part of the brain that links the brain with the spinal cord....

Table of ContentsView AllTable of ContentsAnatomyFunctionAssociated ConditionsTreatmentFrequently Asked Questions Table of ContentsView All View All Table of Contents Anatomy Function Associated Conditions Treatment Frequently Asked Questions The cranium is part of the skull anatomy. The entire skull is made up of 22 bones, eight of which are cranial bones. The two main parts of the cranium are the cranial roof and the cranial base. Connected to the cranial bones are facial bones that give structure to the face and a place for the facial muscles to attach....

Table of ContentsView AllTable of ContentsAnatomyFunctionConditionsEvaluationFrequently Asked Questions Table of ContentsView All View All Table of Contents Anatomy Function Conditions Evaluation Frequently Asked Questions The diaphragm is a large muscle that separates the chest, and the organs in it, from the abdomen and the body organs located there. This muscle, also called thethoracic diaphragm, plays an important role in breathing as its alternating movement helps you to inhale and exhale....