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22 terms

Chapter 6 Vocab Words

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Respiration
The act of breathing, or the exchange of oxygen and carbon from the air into the lungs. The process that supplies the body with a constant supply of oxygen, which is vital for life.
Antigen
A substance that causes the body to produce antibodies.
Aspiration
The drawing of food into the larynx. This happens when a person swallows and inhales at the same time.
Cilia
Small hairs located in the nasal cavity. Cilia filter out foreign bodies.
Circulation
The process by which the heart pumps blood through the blood vessels to the entire body.
Inflammation
A response to injury or illness that is characterized by swelling, redness, pain, and heat. An inflammation of the bronchi is called bronchitis.
Malignancy
A cancerous tumor or cancer in the blood or lymph tissue.
Relapse
A recurrence of a disease.
Remission
A time during which a disease, such as leukemia, disappears.
Trauma
Physical injury caused by external force or violence.
Ossification
The hardening and development process of osteocytes, which are the cells of a bone.
Range of motion
A measurement of the degree to which a joint is able to move.
Congenital
Present at birth. For example, cerebral palsy is a congenital condition.
Equilibrium
Balance; the ear is the center of this.
Homeostasis
Balance under normal conditions.
Hormones
Chemicals that cause the endocrine system to act.
Paralysis
A loss of movement and sensation in a part of the body.
Enzymes
Proteins in the GI tract that convert complex proteins, sugars, and fat molecules into simpler substances that can be used by the body.
Mastication
The process of chewing.
Peristalsis
Wavelike motions that move food alone the gastrointestinal (GI) tract. The muscle layer of the GI tract contracts and expands to create these wavelike motions.
Antibodies
Specialized proteins that fight disease.
Immunization
An antigen from an organism that causes active immunity.