What medical terms use the prefix
* Audio-: Pertaining to hearing or sound. Examples include audiology (the study of hearing), audiologist (a person who specializes in the diagnosis and treatment of hearing disorders), and audiometer (a device used to measure hearing loss).* Brady-: Slow. Examples include bradycardia (a slow heart rate), bradykinesia (slow movement), and bradyphrenia (slowness of thought).
* Caco-: Bad or abnormal. Examples include cacophony (harsh or unpleasant sound), cacosmia (unpleasant odor), and cacogeusia (unpleasant taste).
* Ceph(al)-: Pertaining to the head. Examples include cephalalgia (headache), cephalic (pertaining to the head), and encephalocele (a sac-like protrusion of the brain through an opening in the skull).
* Derm(at)-: Pertaining to the skin. Examples include dermatology (the study of skin), dermatologist (a person who specializes in the diagnosis and treatment of skin disorders), and dermal (pertaining to the skin).
* Electro-: Pertaining to electricity. Examples include electroencephalography (EEG, a method of recording electrical activity in the brain), electrocardiography (ECG, a method of recording electrical activity in the heart), and electromyography (EMG, a method of recording electrical activity in muscles).
* Gastro-: Pertaining to the stomach. Examples include gastritis (inflammation of the stomach), gastroesophageal reflux (GERD, a condition in which stomach contents flow back into the esophagus), and gastrostomy (a surgical procedure to create an opening into the stomach).
* Hemat(o)-: Pertaining to blood. Examples include hematology (the study of blood), hematologist (a person who specializes in the diagnosis and treatment of blood disorders), and hematocrit (the percentage of red blood cells in blood).
* Hyper-: Excessive or above normal. Examples include hypertension (high blood pressure), hyperthyroidism (overactivity of the thyroid gland), and hyperglycemia (high blood sugar).
* Hypo-: Deficient or below normal. Examples include hypotension (low blood pressure), hypothyroidism (underactivity of the thyroid gland), and hypoglycemia (low blood sugar).