Definition of Bulb of a hair. Meaning of Bulb of a hair. Synonyms of Bulb of a hair

Here you will find one or more explanations in English for the word Bulb of a hair. Also in the bottom left of the page several parts of wikipedia pages related to the word Bulb of a hair and, of course, Bulb of a hair synonyms and on the right images related to the word Bulb of a hair.

Definition of Bulb of a hair

Bulb of a hair
Bulb Bulb (b[u^]lb), n. [L. bulbus, Gr. bolbo`s: cf. F. bulbe.] 1. (Bot.) A spheroidal body growing from a plant either above or below the ground (usually below), which is strictly a bud, consisting of a cluster of partially developed leaves, and producing, as it grows, a stem above, and roots below, as in the onion, tulip, etc. It differs from a corm in not being solid. 2. (Anat.) A name given to some parts that resemble in shape certain bulbous roots; as, the bulb of the aorta. Bulb of the eye, the eyeball. Bulb of a hair, the ``root,' or part whence the hair originates. Bulb of the spinal cord, the medulla oblongata, often called simply bulb. Bulb of a tooth, the vascular and nervous papilla contained in the cavity of the tooth. 3. An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc. --Tomlinson.

Meaning of Bulb of a hair from wikipedia

- word "hair" usually refers to two distinct structures: the part beneath the skin, called the hair follicle, or, when pulled from the skin, the bulb or root...
- on the sensor head, whether it is a hair, dew cell, mirror, capacitance sensing element, or dry-bulb thermometer of an aspiration psychrometer. The ice...
- hair characteristics. The differences in appearance and texture of hair are due to many factors: the position of the hair bulb relative to the hair follicle...
- of melanin production in the hair bulb and apoptosis of follicular melanocytes. Ultimately, the follicle is 1/6 its original length, causing the hair...
- Hair loss, also known as alopecia or baldness, refers to a loss of hair from part of the head or body. Typically at least the head is involved. The severity...
- palpal bulbs – also known as palpal organs and genital bulbs – are the co****tory organs of a male spider. They are borne on the last segment of the pedipalps...
- The base of the hair follicle contains the bulb, housing dermal fibroblasts known as the dermal papilla, crucial for morphogenesis and the hair follicle's...
- beards. Microscopically, poliosis is marked by the lack of melanin or melanocytes in the hair bulbs, though epidermal melanocytes typically remain unaffected...
- "disrupt the function of a transcriptional enhancer regulating TBX3 expression in a specific subset of hair bulb keratinocytes during hair growth." The region...
- easily. The pulled hairs are mounted on a slide and the hair bulbs are viewed with a light microscope to determine how many are growing hairs and how many are...