CHAPTER 7 - The prefixes hemi and semi mean half The...

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The prefixes hemi- and semi- mean half . The prefixes quadri- and tetra- means four and terato- means monster . The word part –iatro- in iatro/genic or ger/iatric means referring to a physician or medicine . The largest region of the brain is the cerebrum . The term “psychology” literally means the process or procedure of the science or study of the mind .. The area of the brain responsible for respiration, heat rate, and smooth muscle control of our blood vessels is the medulla oblongata . The structure that conducts nerve impulses to and from the brain and serves as a reflex center for some sensory information without input from the brain is the spinal cord . The three layered membrane that covers the brain and spinal cord and literally means membrane is called meninges . The cord-like (string-like) structures that carry bio-electrical impulses from one part of the body to another are called nerves . A group of nerve cell bodies that are found outside of the spinal cord and brain are referred to as ganglions or ganglia (pl.) “literal meaning knot” . The term that means spinal cord inflammation is myel/itis . The combining form en/cephal/o- actually means brain “literally means within head” . The combining form phren/o- means mind or diaphragm “phren/ology and phrenic nerve” . The combining form that means “physical sensation, sensitivity, or feeling” is esthesi/o- . The combining form phas/o- means speech . The combining form ment/o- means mind “ment/al” . The endocrine system and the nervous systems are referred to as master body systems . The diagnostic terms Neur/itis and Neur/algia mean inflamed nerve and pain in the nerves . The diagnostic term En/cephal/itis actually means inflammation of the brain . The diagnostic term that means tumor made up of nerve cells is neur/oma . The diagnostic term that means softening of the brain is en/cephalo/malac/ia . The diagnostic term Cerebr/al Thromb/o/sis means condition of the blood clot in the brain “cerebrum” . The diagnostic term Neur/asthenia means nerve weakness . The diagnostic term for a disease characterized by early senility, confusion, loss of recognition of persons of familiar surroundings, and restlessness is Alzheimer’s Disease . The diagnostic term for a viral disease that affects the peripheral nerves and causes the skin to blister along the course of the nerve is shingles- herpes virus that cause chickenpox “Herpes Zoster” . An instrument used to record the electrical impulses of the brain is called an electro/encephalo/graph . The medical term encephalo/angio/scler/o/sis means condition of hardening of the brain’s blood vessels . The medical term that means without feeling or without sensation is an/esthesia . The interruption of blood supply to the brain caused by a cerebral thrombosis, cerebral
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This note was uploaded on 02/17/2012 for the course HLTH 354 taught by Professor Bard during the Summer '11 term at Texas A&M.

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CHAPTER 7 - The prefixes hemi and semi mean half The...

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