Term
Common Muscular System Prefix
A-
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Definition
| Absence of, without Example: Atrophy – Wasting away or reduction in muscle size due to lack of use, often resulting from prolonged immobility, nerve damage, or muscle disease. |
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Term
Common Muscular System Prefix
Ab- |
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Definition
| Away from Example: Abduction – Movement of a limb away from the midline of the body, such as raising the arm or leg to the side, common in physical therapy and exercise routines. |
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Term
Common Muscular System Prefix
Ad- |
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Definition
| Toward Example: Adduction – Movement of a limb toward the midline of the body, such as bringing the arm or leg back to its resting position after abduction. |
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Term
Common Muscular System Prefix
Brady- |
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Definition
| Slow Example: Bradykinesia – Slowness of movement, often a symptom of neurological disorders like Parkinson’s disease, affecting motor function and coordination |
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Term
Common Muscular System Prefix
Dys- |
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Definition
| Painful, difficult, abnormal, labored Example: Dystonia – A condition characterized by abnormal muscle tone or involuntary muscle contractions, which can lead to repetitive movements, abnormal postures, and impaired function. |
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Term
Common Muscular System Prefix
Hyper- |
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Definition
| Above, excessive Example: Hypertonia – Excessive muscle tone, resulting in stiffness or rigidity, commonly seen in conditions like cerebral palsy or stroke. |
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Term
Common Muscular System Prefix
Inter- |
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Definition
| Between Example: Intervertebral disc – A fibrocartilaginous structure located between the vertebrae of the spine, providing cushioning and flexibility. |
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Term
Common Muscular System Prefix
Intra |
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Definition
| Within, in Example: Intramuscular injection – An injection administered directly into a muscle, commonly used for vaccines or medication delivery. |
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Term
Common Muscular System Prefix
Poly- |
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Definition
| Many, much Example: Polydactyly – A congenital condition characterized by having more than the normal number of fingers or toes, which may require surgical correction for functional or cosmetic reasons. |
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Term
Common Muscular System Prefix
Sub- |
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Definition
| Below, under Example: Subscapularis muscle – A muscle located below the scapula (shoulder blade), playing a key role in shoulder rotation and stabilization. |
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Term
Common Muscular System Prefix
Supra- |
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Definition
| Above Example: Suprapatellar – Refers to the area above the patella (kneecap), commonly associated with the suprapatellar bursa, which reduces friction and allows smooth movement of the quadriceps tendon over the femur |
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Term
Common Muscular System Prefix
Sym- |
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Definition
| Together, joined Example: Symphysis pubis – A cartilaginous joint where the two pubic bones meet in the pelvis, allowing slight movement for childbirth and pelvic flexibility |
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Term
Common Muscular System Prefix
Syn- |
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Definition
Together, joined Example: Synarthrosis – A type of immovable joint where bones are joined together, such as in the skull, providing stability and protection to vital organs. |
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Term
Common Muscular System Suffixes
-al |
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Definition
-al: Pertaining to Example: Femoral – Pertaining to the femur, the largest bone in the body, located in the thigh. |
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Term
Common Muscular System Suffixes
-algia |
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Definition
| Pain Example: Myalgia – Pain in a muscle, often caused by overuse, injury, or systemic conditions like fibromyalgia. |
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Term
Common Muscular System Suffixes
-ar |
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Definition
| Pertaining to Example: Patellar – Pertaining to the kneecap (patella), a small bone that protects the knee joint and assists in movement. |
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Term
Common Muscular System Suffixes
-asthenia |
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Definition
| Weakness Example: Myasthenia – Muscle weakness, commonly associated with conditions like myasthenia gravis, an autoimmune disorder affecting neuromuscular function. |
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Term
Common Muscular System Suffixes
-centesis |
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Definition
| Surgical puncture to aspirate fluid Example: Arthrocentesis – Surgical puncture of a joint to remove fluid for diagnostic or therapeutic purposes, often used to relieve swelling or analyze joint conditions. |
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Term
Common Muscular System Suffixes
-clasia |
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Definition
| Break Example: Osteoclasia – Surgical breaking of bone tissue to correct deformities or aid in the healing process in severe cases. |
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Term
Common Muscular System Suffixes
-clast |
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Definition
| Break Example: Osteoclast – A specialized bone cell that breaks down bone tissue during bone remodeling and repair. |
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Term
Common Muscular System Suffixes
-desis |
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Definition
| Surgical fixation, fusion Example: Arthrodesis – Surgical fusion of a joint to provide stability and reduce pain, often used for severe arthritis. |
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Term
Common Muscular System Suffixes
-ectomy |
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Definition
| Excision, surgical removal, cutting out Example: Tenectomy – Surgical removal of part of a tendon, often performed to treat chronic tendon inflammation or injury. |
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Term
Common Muscular System Suffixes
-gram |
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Definition
| The record, radiographic image Example: Myogram – A record of muscle contraction activity, often used to diagnose neuromuscular disorders. |
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Term
Common Muscular System Suffixes
-graphy |
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Definition
| Process of recording, radiographic imaging Example: Arthrography – Imaging of a joint using contrast dye to assess joint structures such as cartilage, ligaments, and bones. |
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Term
Common Muscular System Suffixes
-ic |
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Definition
| Pertaining to Example: Thoracic – Pertaining to the thorax (chest), which houses the lungs, heart, and other vital structures. |
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Term
Common Muscular System Suffixes
-itis |
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Definition
| Inflammation Example: Myositis – Inflammation of muscle tissue, which can be caused by infections, autoimmune disorders, or trauma. |
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Term
Common Muscular System Suffixes
-lysis |
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Definition
| Loosening, separating, dissolution Example: Osteolysis – Destruction or dissolution of bone tissue, often seen in conditions like bone metastasis or infection. |
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Term
Common Muscular System Suffixes
-malacia |
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Definition
| Softening Example: Chondromalacia – Softening of cartilage, particularly in the knee, leading to pain and difficulty with movement. |
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Term
Common Muscular System Suffixes
-oid |
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Definition
| Resembling Example: Myeloid – Resembling bone marrow, often used to describe cells or tissues related to hematopoiesis. |
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Term
Common Muscular System Suffixes
-oma |
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Definition
| Tumor Example: Rhabdomyoma – A benign tumor of muscle tissue, typically found in the heart or skeletal muscles. |
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Term
Common Muscular System Suffixes
-osis |
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Definition
| Abnormal condition Example: Scoliosis – Abnormal curvature of the spine, which can cause back pain, reduced mobility, and postural issues. |
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Term
Common Muscular System Suffixes
-penia |
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Definition
| Abnormal reduction Example: Sarcopenia – Loss of muscle mass and strength, often associated with aging, inactivity, or poor nutrition. |
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Term
Common Muscular System Suffixes
-physis |
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Definition
| Growth Example: Epiphysis – The growth end of a long bone, critical during childhood and adolescence for bone elongation. |
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Term
Common Muscular System Suffixes
-plasty |
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Definition
| Surgical repair Example: Myoplasty – Surgical repair or reconstruction of damaged or weakened muscle tissue. |
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Term
Common Muscular System Suffixes
-rrhaphy |
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Definition
| Suturing, repairing Example: Tenorrhaphy – Suturing of a torn or severed tendon to restore function and stability. |
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Term
Common Muscular System Suffixes
-sarcoma |
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Definition
| Malignant tumor Example: Osteosarcoma – A malignant bone tumor commonly affecting children and young adults, requiring surgical and medical treatment. |
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Term
Common Muscular System Suffixes
-scopy |
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Definition
| Process of viewing, visual examination Example: Arthroscopy – Visual examination of a joint using a specialized instrument to diagnose and treat joint conditions. |
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Term
Common Muscular System Suffixes
-tomy |
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Definition
| Incision, cut into Example: Myotomy – Surgical incision into a muscle, often performed to relieve tightness or treat muscle disorders. |
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Term
Common Muscular System Suffixes
-trophy |
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Definition
| Nourishment, development Example: Hypertrophy – Excessive development of tissue or an organ, commonly referring to increased muscle size due to exercise or compensatory growth. |
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Term
Common Muscular System Word Roots
Ankyl/o |
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Definition
| Stiff, bent Example: Ankylosis - Abnormal stiffening and immobility of a joint due to fusion of the bones, often caused by injury or disease. |
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Term
Common Muscular System Word Roots
Arthr/o |
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Definition
| Joint Example: Arthritis – Inflammation of a joint, often resulting in pain, swelling, and stiffness, which can be caused by aging, autoimmune disorders, or injury. |
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Term
Common Muscular System Word Roots
Carp/o |
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Definition
| Carpals, wrist Example: Carpectomy - Surgical removal of a carpal bone, typically performed to relieve pain or improve wrist function. |
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Term
Common Muscular System Word Roots
Chondr/o |
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Definition
| Cartilage Example: Chondromalacia - Softening of cartilage, commonly affecting the knee and leading to pain and swelling during movement. |
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Term
Common Muscular System Word Roots
Clavic/o |
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Definition
| clavicul/o: Clavicle, collarbone Example: Clavicectomy - Excision of the clavicle, usually performed to treat severe fractures or chronic pain. |
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Term
Common Muscular System Word Roots
Cost/o |
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Definition
| Ribs Example: Costochondritis – Inflammation of the cartilage that connects a rib to the sternum, causing localized chest pain that can mimic heart-related conditions. |
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Term
Common Muscular System Word Roots
Crani/o |
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Definition
| Cranium Example: Craniotomy - Surgical incision into the cranium to access the brain for procedures such as tumor removal or trauma management. |
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Term
Common Muscular System Word Roots
Electr/o |
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Definition
| Electricity; electrical activity Example: Electromyography - A diagnostic test that records the electrical activity of muscles to detect neuromuscular disorders. |
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Term
Common Muscular System Word Roots
Fasci/o |
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Definition
| Fascia Example: Fasciotomy - A surgical incision into fascia to relieve tension or pressure, often used to treat compartment syndrome. |
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Term
Common Muscular System Word Roots
Fibr/o |
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Definition
| Fibrous connective tissue Example: Fibromyalgia - A condition characterized by widespread pain in fibrous tissues and muscles, often accompanied by fatigue and sleep disturbances. |
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Term
Common Muscular System Word Roots
Kinesi/o |
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Definition
| Movement, motion Example: Kinesiology - The study of movement and how the body’s muscles, bones, and joints work together to produce motion. |
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Term
Common Muscular System Word Roots
Kyph/o |
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Definition
| Increased convexity of the spine Example: Kyphosis - Excessive outward curvature of the spine, leading to a hunched posture, commonly seen in older adults. |
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Term
Common Muscular System Word Roots
Lamin/o |
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Definition
| Lamina (thin, flat plate or layer) Example: Laminectomy - Surgical removal of a portion of the vertebral lamina to relieve pressure on the spinal cord or nerves. |
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Term
Common Muscular System Word Roots
Leiomy/o |
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Definition
| Smooth (visceral) muscle that lines the walls of internal organs Example: Leiomyoma - A benign tumor of smooth muscle, often found in the uterus where it is commonly referred to as a fibroid. |
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Term
Common Muscular System Word Roots
Lord/o |
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Definition
| Bent forward, increased concavity of the spine Example: Lordosis - Excessive inward curvature of the spine, commonly affecting the lower back and sometimes leading to pain. |
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Term
Common Muscular System Word Roots
Lumb/o |
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Definition
| Loin, lumbar region of the spine Example: Lumbodynia - Pain in the lumbar region, often caused by muscle strain, injury, or degenerative conditions. |
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Term
Common Muscular System Word Roots
Mandibul/o |
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Definition
| Mandible, lower jaw bone Example: Mandibular - Pertaining to the mandible, the largest and strongest bone of the face that holds the lower teeth. |
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Term
Common Muscular System Word Roots
Maxill/o |
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Definition
| Maxilla, upper jaw bone Example: Maxillofacial - Pertaining to the maxilla and face, often referring to surgeries or treatments involving the upper jaw and facial structures. |
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Term
Common Muscular System Word Roots
Menisc/o |
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Definition
| Meniscus, crescent Example: Meniscectomy - Surgical removal of a meniscus, typically done to repair damage from injury or degeneration in the knee joint. |
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Term
Common Muscular System Word Roots
My/o |
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Definition
| Muscle Example: Myopathy – Any disease of the muscle, often resulting in weakness, pain, or dysfunction, such as in muscular dystrophy or inflammatory myopathies. |
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Term
Common Muscular System Word Roots
Myel/o |
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Definition
| Marrow (bone), spinal cord Example: Myelitis – Inflammation of the spinal cord or bone marrow, which can cause neurological symptoms, weakness, or immune system dysfunction. |
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Term
Common Muscular System Word Roots
Oste/o |
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Definition
| Bone Example: Osteoporosis – A condition characterized by a decrease in bone density, leading to brittle bones and an increased risk of fractures, especially in the hips, spine, and wrists. |
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Term
Common Muscular System Word Roots
Patell/o |
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Definition
| Patella, kneecap Example: Patellar – Pertaining to the kneecap, a small bone that protects the knee joint and facilitates leg extension. |
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Term
Common Muscular System Word Roots
Pelv/i |
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Definition
| Pelvis, pelvic bone Example: Pelvimetry – Measurement of the dimensions of the pelvis, often used in obstetrics to assess the feasibility of vaginal childbirth. |
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Term
Common Muscular System Word Roots
Pelv/o |
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Definition
| Pelvis, pelvic bone Example: Pelvectomy – Surgical removal of part or all of the pelvis, typically performed to treat advanced cancers or severe trauma. |
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Term
Common Muscular System Word Roots
Petr/o |
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Definition
| Stone Example: Petrous – Resembling stone or pertaining to the petrous part of the temporal bone, which houses the inner ear structures. |
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Term
Common Muscular System Word Roots
Phalang/o |
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Definition
| Bones of the fingers and toes Example: Phalangeal – Pertaining to the bones of the fingers or toes, essential for dexterity and movement. |
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Term
Common Muscular System Word Roots
Plant/o |
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Definition
| Sole of the foot Example: Plantar fasciitis – Inflammation of the fascia on the sole of the foot, causing heel pain and discomfort, often due to overuse or improper footwear. |
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Term
Common Muscular System Word Roots
Pub/o |
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Definition
| Pubis (hipbone) Example: Pubofemoral – Pertaining to the pubis and femur, such as the pubofemoral ligament, which supports the hip joint. |
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Term
Common Muscular System Word Roots
Rachi/o |
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Definition
| Vertebral spine, vertebral column Example: Rachialgia – Pain in the vertebral column, often caused by conditions like arthritis, herniated discs, or muscular strain. |
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Term
Common Muscular System Word Roots
Rhabd/o |
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Definition
| Rod-shaped, striated Example: Rhabdomyolysis – A condition involving the breakdown of striated muscle fibers, leading to the release of muscle contents into the bloodstream, potentially causing kidney damage. |
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Term
Common Muscular System Word Roots
Sarc/o |
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Definition
| Flesh, connective tissue Example: Sarcoma – A malignant tumor of connective tissue such as bone, muscle, or fat, often requiring surgical and medical treatment. |
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Term
Common Muscular System Word Roots
Scoli/o |
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Definition
| Crooked, curved Example: Scoliosis – Abnormal lateral curvature of the spine, which can cause back pain, posture issues, and in severe cases, breathing difficulties. |
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Term
Common Muscular System Word Roots
Spondyl/o |
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Definition
| Vertebra, spine, vertebral column Example: Spondylitis – Inflammation of the vertebrae, often seen in conditions like ankylosing spondylitis, causing stiffness and pain in the spine. |
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Term
Common Muscular System Word Roots
Tars/o |
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Definition
| Tarsals, ankle bones Example: Tarsalgia – Pain in the ankle bones, often caused by arthritis, injury, or overuse. |
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Term
Common Muscular System Word Roots
Ten/o, Tendin/o, Tend/o |
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Definition
Tendon Example: Tenosynovitis – Inflammation of a tendon and its surrounding synovial sheath, often caused by repetitive movement or injury.
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Term
Common Muscular System Word Roots
Vertebr/o |
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Definition
| Vertebra, spine, vertebral column Example: Vertebral – Pertaining to a vertebra, one of the interlocking bones that make up the spinal column, providing support and protection for the spinal cord. |
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Term
Muscular System Abbreviations, Acronyms, Eponyms
BDT |
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Definition
Bone Density Testing
- A diagnostic test used to measure bone mineral density (BMD) and determine the strength of bones. It is commonly used to diagnose conditions like osteoporosis and assess fracture risk. Techniques include dual-energy X-ray absorptiometry (DEXA).
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Term
Muscular System Abbreviations, Acronyms, Eponyms
CTS |
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Definition
Carpal Tunnel Syndrome
- A condition caused by compression of the median nerve as it passes through the carpal tunnel in the wrist. Symptoms include pain, numbness, and tingling in the hand and fingers, often associated with repetitive motions like typing or assembly work.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
EMG |
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Definition
Electromyography
- A diagnostic procedure that measures the electrical activity of muscles in response to nerve stimulation. EMG is used to evaluate muscle weakness, nerve dysfunction, or neuromuscular disorders.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
MD |
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Definition
Muscular Dystrophy
- A group of genetic disorders that cause progressive muscle weakness and degeneration. Types of muscular dystrophy include Duchenne muscular dystrophy (most common) and Becker muscular dystrophy, among others.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
MG |
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Definition
Myasthenia Gravis
- A chronic autoimmune disorder that disrupts communication between nerves and muscles, leading to muscle weakness. Symptoms often include drooping eyelids (ptosis), difficulty swallowing, and fatigue with activity.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
OA |
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Definition
Osteoarthritis
- A degenerative joint disease caused by the breakdown of cartilage within joints. Common symptoms include joint pain, stiffness, and reduced mobility. OA primarily affects weight-bearing joints such as the knees, hips, and spine.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
OP |
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Definition
Osteoporosis
- A condition characterized by a decrease in bone density, making bones weak, brittle, and more prone to fractures. It often affects older adults, especially postmenopausal women, due to reduced levels of estrogen.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
OT |
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Definition
Occupational Therapy
- A therapeutic approach focused on enabling individuals to perform meaningful daily activities and tasks despite injury, illness, or disability. OT helps patients regain independence in activities of daily living and adapt to physical or cognitive limitations.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
PKR |
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Definition
Partial Knee Replacement
- A surgical procedure in which only the damaged part of the knee joint is replaced with a prosthesis. PKR is an alternative to total knee replacement for patients with localized arthritis in one compartment of the knee.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
PMR |
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Definition
Polymyalgia Rheumatica
- An inflammatory disorder that causes muscle pain and stiffness, particularly in the shoulders, neck, and hips. PMR is more common in older adults and is often associated with systemic inflammation, such as in giant cell arteritis.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
RA |
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Definition
RA = Rheumatoid Arthritis
- A chronic autoimmune disease that causes inflammation in the joints, leading to pain, swelling, stiffness, and deformities. Unlike osteoarthritis, RA often affects smaller joints and can involve systemic symptoms like fatigue and fever.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
ROM |
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Definition
Range of Motion
- The extent of movement a joint or muscle can achieve in various directions. It is often assessed in physical therapy, injury evaluation, or post-surgery rehabilitation to determine joint health or progress of recovery
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Term
Muscular System Abbreviations, Acronyms, Eponyms
RSD |
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Definition
Repetitive Stress Disorder
- Definition: A condition caused by repetitive motion or overuse of muscles, tendons, or nerves, leading to pain, inflammation, or injury. Common examples include tennis elbow and carpal tunnel syndrome.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
THR |
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Definition
Total Hip Replacement
- Definition: A surgical procedure in which the damaged hip joint is replaced with an artificial prosthesis. THR is often performed for severe arthritis or hip fractures, restoring function and relieving pain.
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Term
Muscular System Abbreviations, Acronyms, Eponyms
Achilles Tendon |
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Definition
- Named After: Achilles, a hero of Greek mythology.
The tendon that connects the calf muscles (gastrocnemius and soleus) to the heel bone (calcaneus). It plays a critical role in walking, running, and jumping. Frequently injured in sports, leading to conditions such as Achilles tendinitis or ruptur |
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Term
Muscular System Abbreviations, Acronyms, Eponyms
Paget's disease of Bone |
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Definition
- Named After: Sir James Paget, a British surgeon.
A chronic bone disorder causing abnormal bone remodeling, leading to weakened, enlarged, and deformed bones. It commonly affects the pelvis, skull, spine, and legs. Early diagnosis is essential to prevent fractures and manage symptoms. |
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Term
Muscular System Abbreviations, Acronyms, Eponyms
Baker's Cyst |
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Definition
- Named After: William Morrant Baker, a British surgeon.
A fluid-filled sac located behind the knee, often resulting from joint inflammation or conditions like arthritis. A Baker’s cyst is common in patients with osteoarthritis or knee injuries. It can cause swelling, discomfort, and limited knee movement. |
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Term
Muscular System Abbreviations, Acronyms, Eponyms
Erb's Palsy |
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Definition
- Named After: Wilhelm Heinrich Erb, a German neurologist.
A condition caused by injury to the brachial plexus, often during birth or trauma. It leads to weakness or paralysis in the shoulder and elbow muscles. Early diagnosis and intervention through physical therapy are essential for improving outcomes in affected individuals. |
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Term
Muscular System Abbreviations, Acronyms, Eponyms
TKR |
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Definition
Total Knee Replacement
- Definition: A surgical procedure in which the entire knee joint is replaced with a prosthesis. TKR is used to treat severe arthritis or joint damage that significantly impacts mobility and quality of life.
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