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  2. Tunica (biology) - Wikipedia

    en.wikipedia.org/wiki/Tunica_(biology)

    Tunica mucosa is the predominant Latin rendering of "mucous membrane" in English-speaking countries, though membrana mucosa also is acceptable and in some European languages is preferred. The name may be qualified in referring to particular regions of the body, such as tunica mucosa oris for the oral mucosa, and tunica mucosa uteri for the ...

  3. Tunica intima - Wikipedia

    en.wikipedia.org/wiki/Tunica_intima

    The tunica intima (Neo-Latin "inner coat"), or intima for short, is the innermost tunica (layer) of an artery or vein. It is made up of one layer of endothelial cells (and macrophages in areas of disturbed blood flow), [1] [2] and is supported by an internal elastic lamina. The endothelial cells are in direct contact with the blood flow.

  4. Tunica vaginalis - Wikipedia

    en.wikipedia.org/wiki/Tunica_vaginalis

    The visceral layer of tunica vaginalis of testis (lamina visceralis tunicae vaginalis testis) [4] is the portion of the tunica vaginalis that covers the testis and epididymis. It is the superficial-most of the three layers that constitute the capsule of the testis, with the tunica albuginea of testis situated deep to it.

  5. Tunica media - Wikipedia

    en.wikipedia.org/wiki/Tunica_media

    The tunica media is made up of smooth muscle cells, elastic tissue and collagen.It lies between the tunica intima on the inside and the tunica externa on the outside.. The middle coat (tunica media) is distinguished from the inner (tunica intima) by its color and by the transverse arrangement of its fibers.

  6. Tunica - Wikipedia

    en.wikipedia.org/wiki/Tunica

    Tunica albuginea (disambiguation), three different layers of connective tissue; Tunica vasculosa (disambiguation), two different vascular layers; Tunica externa, outermost tunica (layer) of a blood vessel, surrounding the tunica media; Tunica intima, for short, is the innermost tunica (layer) of an artery or vein

  7. Tunica externa - Wikipedia

    en.wikipedia.org/wiki/Tunica_externa

    The tunica externa (Neo-Latin "outer coat"), also known as the tunica adventitia (Neo-Latin "additional coat"), [1] [2] is the outermost tunica (layer) of a blood vessel, surrounding the tunica media. It is mainly composed of collagen and, in arteries, is supported by external elastic lamina. The collagen serves to anchor the blood vessel to ...

  8. Serous membrane - Wikipedia

    en.wikipedia.org/wiki/Serous_membrane

    The tunica vaginalis is the serous membrane, which surrounds the male gonad, the testis. The two layers of serous membranes are named parietal and visceral. Between the two layers is a thin fluid filled space. [4]

  9. Tunica albuginea (penis) - Wikipedia

    en.wikipedia.org/wiki/Tunica_albuginea_(penis)

    The tunica albuginea is the fibrous envelope that extends the length of the corpus cavernosum penis and corpus spongiosum penis. It is a bi-layered structure that includes an outer longitudinal layer and an inner circular layer.