How Do You Spell PECTINATE FIBERS?

Pronunciation: [pˈɛktɪnˌe͡ɪt fˈa͡ɪbəz] (IPA)

Pectinate fibers are found in various organs including the heart and lungs. The spelling of pectinate, /ˈpɛktəneɪt/, according to the International Phonetic Alphabet, is derived from the Latin word 'pecten,' which means 'comb.' The suffix '-ate' denotes a verb, implying something that is characterized by comb-like or toothed edges. Pectinate fibers are small, parallel fibers that resemble the teeth of a comb. They are important for maintaining the structure and function of organs, aiding in the distribution of nutrients and oxygen.

PECTINATE FIBERS Meaning and Definition

1. Pectinate fibers refer to the structural elements of a specific tissue type found in the body, possessing a distinct pattern resembling the teeth of a comb. These specialized fibers are commonly found in various anatomical structures, including organs such as the heart, kidneys, and intestines, where they contribute to their unique functions.

   In the context of the heart, pectinate fibers are primarily observed in the muscular inner wall of the right atrium, a chamber responsible for receiving deoxygenated blood from the body. They are located in the subendocardial layer of the atrial walls, forming ridges or muscular bundles that extend inward. These fibers play an essential role in facilitating the atrial contractions, aiding in the efficient pumping of blood through the heart's chambers.

   The name "pectinate" is derived from the Latin word "pecten," meaning comb, which is an accurate reflection of their distinctive appearance. The parallel arrangement of these fibers forms a series of bony projections, resembling the teeth of a comb when visualized under a microscope. Their comb-like structure allows for increased surface area, essential for maximizing the contractile force of the atrial walls.

   Understanding the presence and functions of pectinate fibers is crucial in comprehending the intricate anatomical composition and physiology of various organs, particularly the heart. Furthermore, studying these fibers aids in the diagnosis and treatment of pathological conditions that may affect their structure or functionality, ultimately contributing to the advancement of medical knowledge and patient care.

2. Muscular fibers running transversely over the roof of the cardiac atria (auricles) from the taenia terminalis to the atrioventricular septum.

   A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.

Common Misspellings for PECTINATE FIBERS

• pectinatefibeers
• pectinnatefibers
• pe ctinate fibers
• pec tinate fibers
• pect inate fibers
• pecti nate fibers
• pectin ate fibers
• pectina te fibers
• pectinat e fibers
• pectinate f ibers
• pectinate fi bers
• pectinate fib ers
• pectinate fibe rs
• pectinate fiber s

Etymology of PECTINATE FIBERS

The term "pectinate fibers" is derived from the Latin word "pectinatus", which means "comb-like", or "arranged in the manner of a comb". "Pectinate" refers to a structure or arrangement that resembles the teeth of a comb. The word "fibers" is a general term used to describe thread-like structures in the body. In the context of "pectinate fibers", it refers to the comb-like arrangement of fibers found in certain anatomical structures, such as the pectinate muscles in the heart or the pectinate ligament in the eye.