ecto etymology

Etymology

The word "ecto" originates from the Greek word "ektos", meaning "outside" or "external".

Meaning

In biology, the term "ecto" refers to structures or processes that are located on the outer surface of an organism or a cell. It is commonly used to describe the outermost layer of a tissue or organ.

Origin

The term "ecto" was first used in the 19th century by German embryologist Karl Ernst von Baer. He introduced the term to describe the outer germ layer that gives rise to the skin, nervous system, and sensory organs. Later, the term was extended to include other external structures and processes.

Examples of Ectodermal Structures

• Skin
• Hair
• Nails
• Glands (e.g., sweat glands, sebaceous glands)
• Sensory organs (e.g., eyes, ears, nose, taste buds)
• Nervous system

Examples of Ectodermal Processes

• Thermoregulation (maintaining body temperature)
• Sensing external stimuli
• Protection from external threats

ecto relate terms

• ectoderm

  Etymology ecto Greek ektos outside derm Greek derma skin Meaning Ecto

• ecto

  Etymology The word ecto originates from the Greek word ektos meaning outside or e

• ectoplasm

  Etymology From Greek ἐκτός ektos outside πλάσμα plasma creature

• ecto

  Etymology The word ecto originates from the Greek word ektos meaning outside or e

• read

  Etymology is the study of the origin and development of words It traces the history of wo

• entrepreneur

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• privilege

  Etymology Latin privilegium Proto Indo European pr̥ḱ li s before the law Mea

• succession

  Etymology The word succession comes from the Latin word succeděre which means to c

• patient

  Etymology Latin patiens Present participle of the verb pati meaning to suffer en

• principle

  Etymology Old French principe Latin principium Proto Indo European _ prek to ta

• emanation

  Etymology Late Latin emanatio flowing forth emanation Latin emanare to flow forth