(Greek: prefix; no, absence of, without, lack of; not)
These prefixes are normally used with elements of Greek origin, a- is used before consonants and an- is used before vowels.
It affects the meanings of hundreds of words.
There are too many words that use these prefix elements to list all of them on this site; however, there are significant examples listed in this and the other units where they exist.
2. Materials that are not easily molded or formed: Wayne, the artist, was working with aplastic materials; such as, stone to create a statue.
Apnea involves the cessation of breathing either temporarily for a few seconds to a minute or two or for a longer period, which can possibly cause someone to die.
Since breathing is an automatic process controlled by nerve impulses in the center of a brain stem to the muscles in the chest that regulate lung expansions and contractions, prolonged apneas can occur if the brain stem is damaged by a stroke, by a transient ischemic attack (symptoms of stroke lasting less than 24 hours), or by a head injury.
Prolonged apnea can also occur because of certain drugs or as the result of airway obstructions, usually by food, drink, vomit, or a small inhaled object.2. In zoology, a decrease or a minimal breathing in hibernating animals: Natural apneas take place when animals have periods of dormant (sleep) inactivities which usually occurs in winter with certain rodents, bats, and some large carnivores; such as bears.
2. In medicine, the congenital absence of feet at birth: Unfortunately, there are some apodal people who have been born without feet or who are even legless.
Teresa's child was born as an apody.
Aprosexia can be a result of overwhelming emotions that constantly interfere with a person's thought processes.
A patient may show excellent attentive capacities when special interests are involved; however, aprosexias may occur when certain situations unexpectedly come to mind.
There are other kinds of aprosodias that involve inappropriate emotional expressions and the inability to understand the emotional aspects of another person's speech (sensory aprosodia) which suggests damage in the non-dominant temporal area of the brain.