Parietal Bones
Parietal Bones - Related Videos
08:49
Models of Bone Metastasis
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Cited by 115 •
2012
Animal models are frequently utilized to study cancer metastasis to bone. In this protocol we will describe two common methods of tumor inoculation for bone metastasis studies and briefly describe some of the analyses utilized to monitor and quantify these models.
12:08
Tracking Mouse Bone Marrow Monocytes In Vivo
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Cited by 6 •
2015
Monocytes are key regulators of innate immunity and play a critical role in the renewal of the peripheral mononuclear phagocytic system and in case of inflammation. This manuscript describes the procedure of real time imaging of the mouse calvaria bone marrow to study the monocyte mobilisation mechanism.
07:05
Use of Human Perivascular Stem Cells for Bone Regeneration
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Cited by 42 •
2012
Human perivascular stem cells (PSCs) are a novel stem cell class for skeletal tissue regeneration similar to mesenchymal stem cells (MSCs). PSCs can be isolated by FACS (fluorescence activated cell sorting) from adipose tissue procured during standard liposuction procedures, then combined with an osteoinductive scaffold to achieve bone formation in vivo.
07:17
Murine Hind Limb Long Bone Dissection and Bone Marrow Isolation
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Cited by 293 •
2016
Here we present a protocol for the dissection of hind limb long bones (femurs and tibiae) from the laboratory mouse. We further describe a rapid technique for bone marrow isolation from these bones that utilizes centrifugation for removal of bone marrow from the bone marrow space.
05:23
Generating a Rabbit Calvarial Defect Model: A Surgical Procedure to Create Round Defects in the Top Portion of the Rabbit Skull to Assess Bone Substitute Materials for Bone Regeneration Capacities
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2025
In this video, we describe the surgical procedure to generate a rabbit calvarial model to evaluate the bone regeneration capacities of bone sample substitution materials of interest.
FAQs
Parietal bones develop primarily through intramembranous ossification, a developmental pathway identified for these cranial bones. This connection places their anatomy within the broader process of skull formation rather than treating them only as adult structures. In biology, it helps explain how the cranial vault develops as a protective enclosure for the brain.
The coronal, lambdoid, squamous, and sagittal sutures connect the parietal bones with neighboring cranial bones. Their fibrous structure is important because these joints permit skull growth during development. Examining the sutures therefore links the visible organization of the cranial vault with the developmental changes required to maintain space and protection for the growing brain.
Parietal bones are anatomically understood through their relationships with the frontal, occipital, temporal, and opposite parietal bones. The coronal, lambdoid, squamous, and sagittal sutures mark these connections and provide a framework for locating each bone within the cranial vault. These relationships are especially useful when studying skull organization in biology.
On skull imaging, the parietal bones can be located by tracing the cranial vault and examining their boundaries with the frontal, occipital, temporal, and opposite parietal bones. The associated coronal, lambdoid, squamous, and sagittal sutures serve as anatomical landmarks. This approach supports accurate orientation of images and recognition of the bones’ position around the brain.
Knowledge of parietal bone anatomy provides a reference for locating and describing fractures involving the cranial vault. Clinicians and students can use the bone’s relationships with neighboring bones and named sutures to interpret where an abnormality lies. This anatomical framework is relevant because damage to the cranial vault may affect the structure responsible for protecting the brain.
Parietal bones are relevant to cranial-abnormality assessment because changes involving them can be considered in relation to skull shape, development, sutures, and brain protection. Their paired arrangement and connections with surrounding cranial bones provide context for interpreting structural differences. In biology and medicine, this supports the study of abnormalities without separating them from overall cranial organization.