Many children do develop speech sounds over time but those who do not often need the services of an SLP to learn correct speech sounds. Some speech sound errors can result from physical problems, such as: 1  developmental disorders (e.g.,autism). 2  genetic syndromes (e.g., Down syndrome).
adjective. 1  The definition of anergic is a condition in which the body fails to react to an injected antigen. 2  The definition of anergic is a condition in which the body fails to react to an injected antigen. A child whose body does not react properly to an immunization is anergic.
Adrenergic drugs are also called adrenergic amines or sympathomimetic drugs. They are medicines that work by stimulating the sympathetic nervous system (SNS) . The SNS is part of the automatic nervous system (ANS).It helps to regulate your bodyâs reaction to stress or an emergency.drenergic drugs stimulate the same nerves by either mimicking the action of the neurotransmitter norepinephrine or stimulating its release. They are used for many life-threatening conditions. These include cardiac arrest, shock, or opening the airways during an asthma attack or allergic reaction.