Anemia is called the condition, when the amount of red blood cells becomes lower than normal. This term is usually applied to the concentration of the oxygen – transporting material in the blood, which are the red blood cells.

Anencephaly is the term, which describes the defective development of the brain, in combination with the absence of the bones, which are to surround the brain.

Anesthesia is called the loss of sensation, which is induced medically. There are two kinds of it: general anesthesia, which involves the loss of sensation of the entire body, as a rule a person is asleep during its action and local anesthesia, which involves the loss of sensation of some particular area or organ of a body.

Antibiotic is a drug, which is applied in treating different types of infections, caused by bacteria and other microorganisms. Originally, an antibiotic was a substance, which was produced with the aim of inhibiting the growth of some microorganism by another microorganism.

Angioma is a kind of a swelling or tumor, usually benign, composed of lymph and blood vessels.

Anomaly is considered to be any malformation or abnormality of some organ or part of a body.

Antibiotic is a drug, which is applied with the aim to combat infection.

Antibody is a kind of protein, which is produced by the immune system with the aim to destroy any foreign substance.

Anti – inflammatory medications are any drugs, which are given to a woman in order to relive pain and / or inflammation.

Anovulatory means lack of or cessation of the ovulation process.

Apgar scoring system is one of the methods of ovulation a baby’s health condition right after arrival.

Apnea is called a temporary involuntary cessation of breathing.

Areola is a pigmented or colored area in the form of a ring, which surround the nipple of the breast.

Arrhythmia is the term, which is applied in case of an irregular or missed heartbeat.

Aspiration means either swallowing or sucking some foreign fluid or body, like vomit, into an airway.

Atonic uterus is the condition of the uterus, when it is flaccid, relaxed, lacking of tone.

Autoantibodies are the kinds of antibodies, which attack either parts of a human’s body or their own tissues.