Articulation

The adjustments and movements of speech organs involved in pronouncing a particular sound, taken as a whole. A neurological examination assesses motor and sensory skills, the functioning of one or more cranial nerves, articulation, hearing, vision, coordination and...

Artifact

Something artificial, a distortion that does not reflect normal anatomy or pathology, not usually found in the body. A structure or substance not normally present but produced by an external agent or action, such as a structure seen in a microscopic specimen after...

Aspiration

An accidental sucking in of food particles or fluids into the lungs. Can also mean removal of a sample of fluid and cells through a needle. Aspiration as a medical procedure is the removal of fluid or tissue through a needle, called a needle biopsy. Breathing in a...

Atherosclerosis

Atherosclerosis is the buildup of fat and other material inside the artery walls. Atherosclerosis is a disease in which plaque (plak) builds up on the insides of the arteries. Arteries are blood vessels that carry oxygen-rich blood to the heart and other parts of the...