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Questions and Answers
Which layer of bone tissue is primarily responsible for providing strength and structural integrity?
Which layer of bone tissue is primarily responsible for providing strength and structural integrity?
What is the primary role of osteoclasts in bone remodeling?
What is the primary role of osteoclasts in bone remodeling?
During which phase of bone healing post-fracture does granulation tissue form?
During which phase of bone healing post-fracture does granulation tissue form?
What is a key consideration during the reactive phase of bone healing?
What is a key consideration during the reactive phase of bone healing?
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Which of the following factors can negatively influence bone fracture healing?
Which of the following factors can negatively influence bone fracture healing?
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What is a common treatment approach for an undisplaced, unstable fracture?
What is a common treatment approach for an undisplaced, unstable fracture?
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What is the main purpose of external fixation in orthopedic surgery?
What is the main purpose of external fixation in orthopedic surgery?
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What is a key characteristic of the Ilizarov procedure?
What is a key characteristic of the Ilizarov procedure?
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What is the primary purpose of the bone distraction process?
What is the primary purpose of the bone distraction process?
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Which method of implant fixation offers a higher stability and allows weight-bearing earlier post-surgery?
Which method of implant fixation offers a higher stability and allows weight-bearing earlier post-surgery?
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What is a common reason for patients to undergo arthroplasty?
What is a common reason for patients to undergo arthroplasty?
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What is the expected recovery weight-bearing status after a hybrid fixation procedure?
What is the expected recovery weight-bearing status after a hybrid fixation procedure?
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Which of the following is a significant risk associated with the posterolateral approach to hip replacement?
Which of the following is a significant risk associated with the posterolateral approach to hip replacement?
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What special consideration might be needed for a patient post-arthroplasty regarding dressing?
What special consideration might be needed for a patient post-arthroplasty regarding dressing?
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Which muscle group is primarily incised during the posterolateral approach to hip replacement?
Which muscle group is primarily incised during the posterolateral approach to hip replacement?
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Which level of weight bearing allows a minimal amount of weight to be placed on the operated leg?
Which level of weight bearing allows a minimal amount of weight to be placed on the operated leg?
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In the context of post-operative occupational therapy for hip arthroplasty, what is the PRIMARY focus on Post-Op Day 0 (POD 0)?
In the context of post-operative occupational therapy for hip arthroplasty, what is the PRIMARY focus on Post-Op Day 0 (POD 0)?
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An adolescent patient is diagnosed with Slipped Capital Femoral Epiphysis (SCFE). What etiological factor is MOST associated with this condition?
An adolescent patient is diagnosed with Slipped Capital Femoral Epiphysis (SCFE). What etiological factor is MOST associated with this condition?
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What is a KEY aspect of the occupational therapist's role when addressing environmental factors for a patient with Slipped Capital Femoral Epiphysis?
What is a KEY aspect of the occupational therapist's role when addressing environmental factors for a patient with Slipped Capital Femoral Epiphysis?
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During a knee replacement, how is the patella primarily addressed?
During a knee replacement, how is the patella primarily addressed?
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A patient presents with an ankle injury. Which of the following clinical findings is MOST indicative of a potential ankle fracture rather than a sprain?
A patient presents with an ankle injury. Which of the following clinical findings is MOST indicative of a potential ankle fracture rather than a sprain?
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According to the Weber classification, a Weber A ankle fracture involves which specific characteristic?
According to the Weber classification, a Weber A ankle fracture involves which specific characteristic?
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A Weber C ankle fracture is characterized by:
A Weber C ankle fracture is characterized by:
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What is a Pilon fracture?
What is a Pilon fracture?
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A Maisonneuve fracture is described as:
A Maisonneuve fracture is described as:
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A Tillaux fracture is caused by what MOI? and in which population is its highest incidence observed?
A Tillaux fracture is caused by what MOI? and in which population is its highest incidence observed?
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Flashcards
Bone Distraction Rate
Bone Distraction Rate
The process of lengthening bone by 1 mm per day to promote healing.
OT Role in Post-Surgery
OT Role in Post-Surgery
Occupational therapy tasks post-surgery include managing edema, wound care, and promoting ADLs.
Arthroscopy
Arthroscopy
A minimally invasive procedure using cameras for joint investigation or repair.
Total Arthroplasty
Total Arthroplasty
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Cemented Implant Fixation
Cemented Implant Fixation
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Weight Bearing (NWB)
Weight Bearing (NWB)
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Posterolateral Approach
Posterolateral Approach
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Hip Precautions
Hip Precautions
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Periosteum
Periosteum
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Compact Bone
Compact Bone
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Spongy Bone
Spongy Bone
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Osteoblasts
Osteoblasts
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Osteoclasts
Osteoclasts
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Bone Healing Phases
Bone Healing Phases
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External Fixation
External Fixation
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Ilizarov Procedure
Ilizarov Procedure
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Pre-op Education
Pre-op Education
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POD 0 Activities
POD 0 Activities
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POD 1 Focus
POD 1 Focus
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POD 3 Independence
POD 3 Independence
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Slipped Capital Femoral Epiphysis
Slipped Capital Femoral Epiphysis
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Knee Replacement Procedure
Knee Replacement Procedure
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Weber Classification A
Weber Classification A
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Weber Classification C
Weber Classification C
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Pilon Fracture
Pilon Fracture
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Tillaux Fracture
Tillaux Fracture
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Study Notes
Bone Anatomy
- Periosteum: Outer layer of bone, serving as an attachment point for tendons, ligaments, and nerves.
- Compact bone: Dense, strong, and mineralized outer layer of the bone, providing support and protection.
- Spongy bone: Inner layer of bone, containing bone marrow (fat deposits), keeping the bones light while offering strength. Also contains blood vessels.
- Long bone structure: Comprised of a shaft (diaphysis), and two ends (epiphyses). The diaphysis contains compact bone, while the epiphyses contain spongy bone.
Bone Growth
- Ossification: Begins at 8 weeks after conception. This ongoing process involves the development and formation of bone throughout life.
- Cell types involved:
- Osteoblasts: Bone-forming cells which build new bone tissue.
- Osteocytes: Mature bone cells, maintaining bone tissue.
- Osteoclasts: Bone-resorbing cells which break down existing bone tissue.
- Bone growth is not uniform throughout the body
- Excess bone that is removed to ensure growth is controlled
Common Bone Disorders
- Congenital disorders
- Arthritic disorders : Soft tissue and autoimmune conditions, like inflammation of the bursae (fluid sacs), rheumatoid arthritis, gout and other conditions causing inflammation or damage.
- Osteoporosis: A condition leading to the gradual loss of bone mass, resulting in decreased bone density and increased risk of fractures.
- Degenerative Joint Disease (OA): Common condition causing cartilage damage and inflammation in joints.
- Tumors: Cancers that affect bones.
- Fractures: A break in the bone.
Bone Growth Post-Fracture
- Reactive phase: Inflammation and granulation tissue formation within 2–4 weeks post fracture. Key questions include immobilization needs, blood supply adequacy, and nutrition provision.
- Reparative phase: Osteoblasts and new tissue formation 4 weeks to 8 months after fracture
- Remodelling phase: Bone healing and remodelling 3 to 5 years after fracture, depending on age and health of the individual.
Bone Treatment and Medical Conditions
- Medical Conditions: Affecting bone growth and repair: diabetes, hormone imbalances, vascular diseases, and use of steroids.
- Treatment Options:
- Closed reduction: Aligning bone fragments without surgery
- Open reduction internal fixation (ORIF): Using surgical plates, screws, wires to stabilize the bone.
- External fixation: Using an external frame to stabilize broken bones.
- Implantation: Using implants such as screws, plates, and nails.
- Prostheses: A replacement for a dysfunctional joint or bone.
OT Role
- Pre-Op Assess client's environmental needs(home, school, leisure), safety, equipment, and implement strategies for mobility, self care and dressing, and transfers.
- Post-Op: Provide education & demonstrate mobility, transfers, wound care, and ADLs.
Orthopedic Equipment
- Equipment like long handled reachers, shoehorns, raised toilet seats, grab bars, shower benches, tub transfer benches all help in effective mobility.
Bed Mobility & Bathing Tips
- Bed Mobility: Important to assist the patient in safe transfers, avoid injury by instructing on proper body mechanics for transfers.
- Bathing: Implement proper techniques for bathing, assist in use of necessary equipment to prevent injury/fall, or difficulty performing the task.
Car Transfers
- Instruct on proper car transfer technique, using the appropriate equipment.
Driving & House Work
- Driving: Return to driving as indicated by the physician with safe practices.
- House Work: Assist with light housekeeping, laundry, yard work based on the patient's needs and limitations.
Medical Conditions
- Slipped Capital Femoral Epiphysis (SCFE): A common condition in adolescents where the femoral head slips from its normal position. This occurs during periods of rapid growth, and it is often seen in overweight or obese children. This is typically a unilateral condition.
- Knee Arthroplasty: The replacement of a damaged knee joint. This procedure has specific movement precautions.
Knee Replacement
- Techniques involving removing damaged cartilage and inserting metal components to restore knee function.
- Movement and activity restrictions are essential for healing.
Ankle Fractures
- Classification such as Weber A, B, C based on location of fractures
- Treatment options include immobilization, reduction, and surgery.
- Pilon Fractures are fractures of the lower end of the tibia that often result from high impact trauma such as a fall from a height
- Maisonneuve Fracture is a fracture of the lower end of the tibia in association with disruption of the syndesmosis.
Shoulder
- Rotator Cuff Review: Rotator cuff muscles include supraspinatus, infraspinatus, and teres minor, and subscapularis. These control the humeral head movement for abduction, external rotation and controlled internal rotation.
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Description
This quiz explores the key components of bone anatomy, including the periosteum, compact bone, and spongy bone, as well as the process of bone growth through ossification. It's designed to test your understanding of the various cell types involved in bone development. Dive into the intricate structures and functions of bones in this interactive quiz!