CNA Module H Cell Theory Definitions

Benign Tumor

a non-life threatening, non-cancerous tumor that does not spread to other body parts

Cell Theory

basic unit of all living tissues or organisms, all living organisms made of cells, and cellular function is essential process of living things

Cells

building blocks of the human body and when combined, are said to form tissue

Chemotherapy (Chemo)

a medical treatment that uses medications given orally or intravenously kill cancer cells

Connective Tissue

tissue that anchors, connects, and supports other tissues; located in every part of the body; bones, tendons, ligaments, and cartilage; blood is a form of connective tissue

Epithelial Tissue

tissue that covers internal and external body surfaces; lines nose, mouth, respiratory tract, stomach, and intestines; skin, hair, nails, and glands

Malignant Tumor

a cancerous tumor that invades and destroys nearby tissues and can spread to other parts of the body

Metastasis

when a cancer spreads to other parts of the body by breaking off and travelling to other parts of the body

Muscle tissue

tissue that stretches and contracts to let body move

Neoplasia

benign or malignant tumor

Nerve tissue

tissue that receives and carries impulses to the brain

Organ

made of tissue, may be several different types of tissue that carry on a special function, and combine to form a system

Organelle

carry on work of cell

Organism

made up of systems functioning together to perform activities of daily living that are needed for continued life

Orthostatic Hypotension

abnormal low blood pressure occurring when the resident suddenly stands up; resident complains of weakness, faintness, dizziness, and seeing spots

Radiation

a medical treatment that kills cancer cells using X-ray beams aimed at the tumor, or radioactive material implanted at or near the tumor

System

made of groups of several organs functioning together for a specific purpose or purposes

Tissue

cells grouped together to carry out a particular activity or function; when grouped together, tissues become organs

Tumor

growth of abnormal cells which may be benign or malignant