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.
A substance that causes the body to produce antibodies.
The drawing of food into the larynx. This happens when a person swallows and inhales at the same time.
Small hairs located in the nasal cavity. Cilia filter out foreign bodies.
The process by which the heart pumps blood through the blood vessels to the entire body.
A response to injury or illness that is characterized by swelling, redness, pain, and heat. An inflammation of the bronchi is called bronchitis.
A cancerous tumor or cancer in the blood or lymph tissue.
A recurrence of a disease.
A time during which a disease, such as leukemia, disappears.
Physical injury caused by external force or violence.
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.
Present at birth. For example, cerebral palsy is a congenital condition.
Balance; the ear is the center of this.
Balance under normal conditions.
Chemicals that cause the endocrine system to act.
A loss of movement and sensation in a part of the body.
Proteins in the GI tract that convert complex proteins, sugars, and fat molecules into simpler substances that can be used by the body.
The process of chewing.
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.
Specialized proteins that fight disease.
An antigen from an organism that causes active immunity.