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Unit 1 Pathology

Study Guide 2

Type of cell responsible for bone growth & thickening, ossification, and regeneration Osteoblast
Does Periosteum enclose all of the bone & joint surfaces & provide a blood supply to underlying bone? No, only covers the diaphysis
The human body normally contains how many bones total? Appendicular? Axial? 206. 126. 80
Portion of long bone considered the primary site of ossification Diaphysis
Congenital Club Foot is also known as Talipes Equinovarus deformity
Increase in bone density (but still brittle) often referred to as marble, chalk or ivory bones is called Osteopetrosis
Most common site where metastatic cancer are? Breast? Lung? Brain? Breast and Lung (as well as kidneys, Prostate, thyroid, bowel)
Brittle Bone disease is also referred to as? Osteogenesis imperfecta (can lead to dwarfism)
Lesions shorter than 10 cm are characteristic of what type of bone cancer Secondary (present because of primary lesion). Primary are 10cm+ (4.5")
A solitary lesion is characteristic of what type of bone cancer Primary
Evidence of soft tissue masses are characteristic of what type of bone cancer Primary
The bony structure most commonly encountering metastases from primary neoplasms vertebral column
Formation of extra digits polydactyly
Modality of choice for demonstrating vertebral fractures or other bony anomalies CT
The type of arthritis that is triggered when an immunogenetically susceptible host is exposed to an arthritogenic antigen is Rheumatoid
Projection of the spine that will decrease dose to the breasts and thyroid PA
80% of all scolioses are iopathic
Congenital abnormality in which the brain and cranial vault do not develop Anencephaly
Osteogenesis imperfecta tarda is present at birth? False. Osteogenesis imperfecta congenital is present at birth
Most commonly inherited disorder affecting the skeletal system is Achondroplasia (form of dwarfism)
Neoplastic disease that has the radiographic appearance of a soap bubble Giant Cell Tumor (GCT)
Spina Bifida is the result of Failure of Laminae to unite and/or Failure of spinous process to form
Imaging modality that plays a key role in primary diagnosis of neoplasms of the skeletal system CT
Osteomas are most commonly found on the Skull. They are benign but can compress the brain affecting vision, etc if large
The malignant bone neoplasm usually occurring in pediatric patients & arise from the medullary canal that eventually leads to uniform thickening of the bone Ewing's Syndrome
Benign bone lesion usually affecting the long bones of men Osteochondroma (Exostosis)
Genetic disorder of connective tissue commonly seen in above average height people & can affect the heart and aorta (cardiovascular system) Marfan's Syndrome
Osteogenesis imperfecta requires what type of technical factor change Decrease. "Brittle Bone"
Osteoarthritis requires what type of technical factor change Decrease. Hylin cartilage wears away
Osteosarcoma requires what type of technical factor change Increase. Because of increase in osteoblasts in that area
Osteochondroma requires what type of technical factor change Increase. Though benign, there is an increase in bone growth
Osteopetrosis requires what type of technical factor change Increase. "Marble Bone"
Arthritis caused by streptococci, staphylococci, or gonococci Acute
Arthritis generally occurring between the ages of 30-40 that is typically genetic Rheumatoid
Arthritis that may include clinical symptoms of pain & swelling of the joint Rheumatoid and Acute
Created by: qgarcia