The term "wedge" in anatomy usually refers to a shape or a structure that has a triangular or tapering form. While there aren't many structures explicitly called "wedges" in the human body, there are some structures that fit this description:

1. Wedge-shaped bones:

* Sphenoid bone: Located in the skull, it has a wedge-like shape and forms part of the base of the skull.

* Ethmoid bone: This bone, also in the skull, has a complex shape, with a wedge-like portion forming part of the nasal cavity.

2. Wedge-shaped muscles:

* Medial pterygoid muscle: This muscle in the jaw has a somewhat wedge-shaped form, playing a role in chewing and jaw movements.

3. Wedge-shaped structures:

* Vertebral bodies: The individual bones that make up the spine have a wedge-shaped front, contributing to the natural curve of the spine.

* Intervertebral discs: The cartilage discs between vertebrae have a slightly wedge-shaped form, helping to distribute weight and allow for movement.

* Teeth: The shape of the teeth can be considered wedge-like, especially the incisors and canines, which are designed for biting and tearing.

* Articular surfaces: The ends of bones that form joints often have wedge-shaped surfaces, allowing for specific ranges of motion.

It's important to remember that these are just examples, and the "wedge" aspect might be subtle or relate to a specific part of the structure. The human body is incredibly complex, and understanding its anatomy involves appreciating the different shapes and forms that contribute to its function.