Beginning Medical Terminology Chapter 2

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1
Adipose
Pertaining to fat
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Anabolism
Process of building up proteins in the cells
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Anterior
Pertaining to the front portion of the body; ventral
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Cartilage
Flexible, connective tissue often attached to bones at joints (articular cartilage)
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Catabolism
Chemical process in which complex foods such as sugar and fat are broken down
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Caudal
Pertaining to the posterior end (near the tail)
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Cell membrane
Structure surrounding and protecting the cell; allows materials to pass in and out
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Cephalic
Pertaining to the head
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Cervical
Pertaining to the neck of the body or the neck-like lower portion of the uterus
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Chondroma
Tumor of cartilage; benign (non-cancerous)
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Chondrosarcoma
Malignant (cancerous) tumor of cartilage. The root sarc indicates the malignant tumor arises from a type of flesh or connective tissue.
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Chromosome
Rod-shaped structure in the nucleus of a cell; contains genetic material (DNA)
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Coccygeal
Region of the coccyx (tailbone)
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Coccyx
Tailbone
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Cranial Cavity
Space in the head containing the brain and surrounded by the skull
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Craniotomy
Incision of the skull
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Cytoplasm
All of the material that is outside the nucleus and yet contained within the cell membrane
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Deep
Away from the surface of the body or an organ
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Diaphragm
Muscle separating the abdominal and thoracic cavities. The diaphragm moves up and down and aids in breathing
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Disc
Pad of cartilage between the vertebrae
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Distal
Far from the point of attachment to the trunk of the body or far from the beginning of a structure
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Dorsal
Pertaining to the back, or posterior portion of the body
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Endoplasmic reticulum
Network of canals within the cytoplasm of the cell; site of protein synthesis
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Epigastric region
Middle upper abdominopelvic region
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Epinephrine
Adrenaline that increases heart rate and blood pressure
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Epithelial cells
Cells that lies on the body surface and lines the cavities and organs
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Frontal plane
Vertical plane dividing the body or structure into anterior and posterior portions; coronal plane
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Genes
Regions of DNA within each chromosome
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Histology
Study of living tissues
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Hypochondriac region
Right and left upper abdominopelvic regions (beneath the ribs)
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Hypogastric region
Middle lower abdominopelvic region (below the umbilical region)
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Iliac
Pertaining to the ilium; right or left upper most portion of the hip bone
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Inferior
Below or lower in position; towards feet (not used in reference towards feet)
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Inguinal region
Pertaining to the groin
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Intervertebral
Pertaining to between the vertebrae (backbone)
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Intravenous
Pertaining to within a vein
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Karyotype
Picture (classification) of chromosomes in the nucleus
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Larynx
Voice box; located above the trachea (windpipe)
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Lateral
Pertaining to the side
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Lumbar region
Right and left middle abdominopelvic regions near the waist
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Lumbosacral
Pertaining to the lumbar and sacral regions of the back
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Medial
Pertaining to the middle or near the medial plane of the body
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Mediastinum
Centrally located space outside of and between the lungs in the thoracic cavity
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Metabolism
Total of the chemical processes in a cell. It includes catabolism and anabolism
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Mitochondria
Rod-shaped structures in the cytoplasm of the cell that provide principal source of energy; catabolism occurs in the mitochondria
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Nucleus
Control center of the cell; contains chromosomes and directs activities of the cell
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Pelvic cavity
Space below the abdomen containing portions of the intestines, rectum, urinary bladder, and reproductive organs
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Peritoneum
Double-folded membrane surrounding the abdominal cavity
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Pharynx
Throat
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Pituitary gland
Endocrine gland at the base of the brain
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Pleura
Double-layered membrane surrounding each lung
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Pleural cavity
Space between the layers of the pleura
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Posterior
Back or dorsal surface of the body or structure
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Prone
Lying on the belly (face down, palms down)
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Proximal
Near the point of attachment or near the beginning of a structure
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Sagittal plane
Lengthwise vertical plane dividing the body or structure into a right and left sides; lateral plane
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Spinal cavity
Space within the spinal column (backbones) containing the spinal cord
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Spinal column
Bone tissue surrounding the spinal cavity
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Superficial
Pertaining to on the surface of the body
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Superior
Above another structure
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Supine
Lying on the back (face up, palms up)
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Thoracic cavity
Space in the chest containing the heart, lungs, bronchial tubes, trachea, esophagus, and other organs
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Thoracotomy
Incision of the chest
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Thyroid gland
Endocine gland that surrounds the trachea in the neck; secretes the hormone, thyroxine
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Trachea
Windpipe; tube leading from the pharynx (throat) and larynx (voicebox) to the bronchial tubes
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Transverse plane
Horizontal (cross-sectional) plane dividing the body into upper and lower portions; axial plane
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Umbilical region
Central abdominopelvic region near the navel; umbilical means pertaining to the navel
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Ureter
One of the two tubes carrying urine from the kidneys to the urinary bladder
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Urethra
Tube leading from the urinary bladder to the outside of the body
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Uterus
Muscular organ in a female that holds the embryo;fetus as it develops; womb
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Ventral
Pertaining to the front or anterior portion of the body
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Vertebrae
Backbones
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Vertebral
Pertaining to backbones
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Viscera
Internal organs
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Visceral
Pertaining to internal organs
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