pericardial sac

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Word: Pericardial Sac

Definition: The "pericardial sac" is a noun that refers to the thin membrane or layer that surrounds the heart. Its main job is to protect the heart and keep it in place within the chest.

Usage Instructions:

• The term is mainly used in medical or biological contexts.
• It is important when discussing the anatomy of the heart and how it functions.

Example Sentence:

• "The pericardial sac helps to prevent friction as the heart beats."

Advanced Usage:

• In more advanced medical discussions, you might encounter terms like "pericarditis," which is the inflammation of the pericardial sac.

Word Variants:

• "Pericardium" refers to the membrane itself, which includes the pericardial sac.
• "Pericardial" is an adjective that describes anything related to the pericardial sac, such as pericardial fluid, which is the fluid found within the sac.

Different Meanings:

• While "pericardial sac" specifically refers to the membrane around the heart, "sac" in general can mean a pouch or container in other contexts (e.g., a bag or a pouch in animals).

Synonyms:

• There are no direct synonyms for "pericardial sac," but you can refer to it just as the "pericardium."

Idioms and Phrasal Verbs:

• There are no common idioms or phrasal verbs that include "pericardial sac," as it is a very specific medical term.

Summary:

The "pericardial sac" is a protective layer around the heart that plays a crucial role in heart health.

Academic

Noun

1. the membrane surrounding the heart