👉 A sporoid is a type of bone in the human body, which is characterized by having a thin, hollow cavity filled with fluid. Sporoids are found in the bones of some animals and humans, such as those that live in cold climates or have limited access to water. They are also known as "sporocysts" because they resemble tiny spores or spores-like structures that can be found within them. The presence of a sporoid can indicate an underlying condition, such as