Menisci
Menisci - Related Videos
09:13
Diagnostic Necropsy and Selected Tissue and Sample Collection in Rats and Mice
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Cited by 49 •
2011
This article describes the procedures for conducting a basic postmortem examination of a mouse or rat, and the collection of basic organs, as well as more challenging sample types from for histological, microbiological, and PCR evaluation.
12:01
Knee Exam
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2023
Source: Robert E. Sallis, MD. Kaiser Permanente, Fontana, California, USA The knee is a hinged joint that connects the femur with the tibia. It is the largest joint in the body, and due to its location in the middle of the lower leg, it is subjected to a variety of traumatic and degenerative forces. Examination of the knee can be quite complex, owing to the fact it is an inherently unstable joint held together by various ligaments and supported by menisci, which act as shock absorbers and...
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The collagen-rich tissue enables menisci to distribute compressive forces across a wider joint surface rather than concentrating them in a smaller area. This arrangement supports load-bearing and shock absorption while contributing to the joint’s mechanical stability. Studying this organization helps explain how connective-tissue structure supports normal movement and how damage may disrupt joint mechanics.
Menisci help guide movement by improving the fit between joint surfaces and supporting stability during motion. They also contribute to joint lubrication, which is relevant to smooth movement within synovial joints. These combined roles mean that meniscal structure affects not only force handling but also how effectively the joint moves and maintains contact.
A tear or age-related change can interfere with the meniscus’s ability to distribute compressive forces, absorb shock, guide movement, and support stability. Because these functions work together, structural deterioration may impair movement and alter joint mechanics. These consequences make menisci important subjects in research on injury, degeneration, and preservation of joint health.
Menisci provide a model for examining connective-tissue organization and the relationship between tissue structure and joint mechanics. Researchers can also study how injury and degeneration affect function, then use that knowledge to investigate repair. Their relevance to both normal movement and disease makes them useful for connecting biological structure with clinical problems.
Research can examine how meniscal injury or degeneration relates to impaired movement and altered joint mechanics. This biological and mechanical context informs imaging and surgical treatment, while also supporting efforts to preserve joint health. The goal is not only to identify structural problems but to understand how those problems affect the joint’s functional performance.
Their collagen-rich organization, load-bearing role, and contribution to stability provide biological and mechanical features that tissue-engineering research seeks to understand and preserve. Menisci therefore serve as a reference for regenerative strategies focused on repair and joint health. Studying their structure and function can help frame approaches intended to address injury or degeneration rather than movement symptoms alone.