Follicle Collection (page 2)

Human skin anatomy, artwork F008 / 0305
Human skin anatomy, computer artwork

Human skin anatomy, artwork F008 / 1084
Human skin anatomy, computer artwork

Human skin section, light micrograph
Human skin. Light micrograph of a section through healthy human skin. The outer surface of the skin is at top. The uppermost surface is the epidermis

Human skin section, light micrograph P710 / 0472
Human skin. Light micrograph of a section through healthy human skin. The outer surface of the skin is at top. The uppermost surface is the epidermis

Scalp skin showing hair follicles, LM
Scalp skin. Light micrograph of a section through skin from the scalp. Numerous hair shafts are seen (purple rings), which are surrounded by connective tissue (dark blue)

Graves disease, light micrograph
Graves disease. Light micrograph of a section through follicle from a thyroid gland affected by Graves disease. This is an autoimmune disease, where the thyroid is overactive

Human skin anatomy, artwork
Human skin anatomy, computer artwork

Hair follicle, SEM C014 / 0382
Hair follicle. Coloured scanning electron micrograph (SEM) of a section through a hair shaft and follicle (round structures at centre)

Human skin, artwork F006 / 2317
Human skin. Computer artwork of a cross-section through human skin

Human skin, artwork F006 / 2316
Human skin. Computer artwork of a cross-section through human skin

Human skin, artwork F006 / 2315
Human skin. Computer artwork of a cross-section through human skin

Human skin, artwork F006 / 2314
Human skin. Computer artwork of a cross-section through human skin

Eyelash mites, SEM F006 / 9812
Eyelash mites. Coloured scanning electron micrograph (SEM) of human eyelash mites (Demodex sp.) around hair follicles. Magnification: x35 when printed at 10 centimetres wide

Hair follicle, SEM C014 / 0383
Hair follicle. Coloured scanning electron micrograph (SEM) of a section through a hair shaft and follicle (round structures at centre)

Alopecia, artwork C016 / 7523
Alopecia. Computer artwork showing hair being lost in a person with alopecia

Skin structure, artwork C016 / 7541
Skin structure. Computer artwork showing the different layers and structure of human skin. The upper layer (centre) is the epidermis, with the dermis below

Oocyte before ovulation, light micrograph
Oocyte before ovulation. Light micrograph of a section through tissue from an ovary, showing an oocyte two days before ovulation

Ovarian follicle tissue, light micrograph
Ovarian follicle tissue. Light micrograph of a section through tissue from an ovarian follicle, showing a boundary between two layers

Thyroid follicles, light micrograph
Thyroid follicles. Light micrograph of a section through a thyroid gland showing the follicles. The follicles are lined by a single layer of cuboidal epithelial cells

Hair follicle, illustration C018 / 0795
Hair follicle, illustration. Hair is formed from the protein keratin. It is a dead tissue that is pushed up by growth from the bulb at the base of the follicle

Corpus albicans, light micrograph C015 / 6226
Corpus albicans. Light micrograph of a section through an ovary showing a corpus albicans (centre). Each menstrual cycle one egg (ovum) reaches maturity and develops into a Graafian follicle

Lymph node hyperplasia, light micrograph C015 / 6224
Lymph node hyperplasia. Light micrograph of a section through a lymph node showing follicular hyperplasia. Hyperplasia is the abnormal proliferation of cells

Thyroid gland, SEM C015 / 6419
Thyroid gland. Coloured scanning electron micrograph (SEM) of a fracture through the thyroid gland revealing several follicles (green and blue). Between the follicles is connective tissue (pink)

Demodex uncii, follicle mite
A follicle mite magnified X600. The follicle mite is a worm-like microscopic mite which lives in the follicles and sebaceous gland of most humans

Hair shaft and skin, SEM
Hair shaft and skin. Coloured scanning electron micrograph (SEM) of a hair shaft (dark brown, left) growing from the surface of human skin

Human skin, polarised light micrograph
Human skin. Polarised light micrograph of a section through human skin showing hair follicles (black). The top layer of the skin

Egg cell, SEM
Egg cell. Coloured scanning electron micrograph (SEM) of a freeze-fracture of a developing egg cell in a secondary follicle of the ovary. At centre is the rounded egg cell or secondary oocyte (red)

Eyebrow hair, SEM
Eyebrow hair and skin. Coloured scanning electron micrograph (SEM) of eyebrow hair growing from the surface of human skin

Coloured SEM of egg cell in secondary follicle

Hair follicles, SEM
Hair follicles. Coloured scanning electron micrograph (SEM) of a section through freeze- fractured hair follicles in the skin

Stubble hair, SEM
Stubble hair and skin. Coloured scanning electron micrograph (SEM) of stubble hair growing from the surface of human skin

Illustration of thyroid gland and microscopic view

Thyroid gland, light micrograph
Thyroid gland. Coloured light micrograph of a thyroid gland showing the follicles. The follicles are lined by a single layer of cuboidal epithelial cells (purple, dark nuclei)

Thyroid gland follicle, TEM
Thyroid gland follicle. Coloured transmission electron micrograph (TEM) of a follicle from the thyroid gland. The follicle consists of a layer of epithelial cells (pink)

Illustration of single thyroid follicle
Illustration of a single human thyroid follicle, the functional unit of the thyroid gland. The follicle has been cut open to reveal the internal layer of epithelial cells surrounding a pool of

Illustration of blood supply in the thyroid gland
Illustration of the capillary blood supply of a follicle in the human thyroid gland. The thyroid endocrine gland consists of many closed spheroidal follicles

Thyroid follicles. Computer artwork of cells of thyroid follicles (pink, purple) superimposed on an artwork of the thyroid gland (red, centre)

Illustration of follicles in the thyroid gland
Thyroid gland. Illustration of the microscopic cell structure of the human thyroid gland, with an outline of the whole gland superimposed

Corpus luteum, SEM
Corpus luteum. Coloured scanning electron micrograph (SEM) of a corpus luteum, or yellow body (brown), in an ovary. The corpus luteum is formed after ovulation

Collapsed ovarian follicle, SEM
Collapsed ovarian follicle. Coloured scanning electron micrograph (SEM) of an ovarian follicle just after ovulation (release of an egg)

Follicles in a human ovary, micrograph
Developing follicles in a human ovary, light micrograph. Three developing Graafian follicles are seen. A Graafian follicle is a structure in the ovaries from which an ovum (egg cell) is released

Ear canal, SEM
Ear canal. Coloured scanning electron micrograph (SEM) of hairs growing in an ear canal. The ear canal runs between the outer ear and the eardrum

Artwork of ovum (egg) development in womans ovary
Ovum development. Illustration showing the development of a human ovum (egg) in an ovary (pink, at lower centre) during the menstrual cycle

Graafian follicles, light micrograph
Developing Graafian follicles. Light micrograph of a sectioned human ovary, showing two developing Graafian follicles. A Graafian follicle is a structure in the ovaries from which an ovum (egg cell)

Palm. Magnified section of palm, historical artwork. The external ridged surface is the cuticle, with the thin layer of skin below this known as the rete mucosum, or epidermis

Magnified section of scalp, historical artwork. The external surface is the cuticle, with the layer of skin below this known as the rete mucosum, or epidermis

Thyroid follicles, artwork
Thyroid gland. Computer artwork of a thyroid gland (red, centre), superimposed on an image of cells of thyroid follicles (green, blue)

Coloured SEM of secondary follicles in the ovary

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"Follicle: The Hidden World Within Our Skin" Delving beneath the surface, a skin cross section reveals an unwelcome guest - a pesky blackhead lurking within a follicle. A medical illustration showcases the discomforting presence of a pilonidal cyst near the natal cleft of one's buttocks, reminding us of the complexity of our follicles. Diagramming the intricate layers of human skin, we discover that nestled within lies the hair follicle, playing a vital role in our body's protective barrier. Venturing deeper into our anatomy, an illustrated cross-section unveils the fascinating world inside our ovaries - where countless tiny follicles hold potential life. Acne takes various forms; from non-inflammatory to inflammatory types, it reminds us how even these small follicular structures can cause significant distress for some. Conceptual imagery beautifully portrays the layers comprising human skin - with each layer housing its own unique set of functions and intricacies including those related to hair growth. An informative diagram enlightens us about the anatomy of human skin and highlights how crucially intertwined it is with hair follicles in maintaining overall health and protection. Amidst lush landscapes in Kerala, India, Nutmeg trees bear fruit containing precious seeds used since ancient times for their medicinal properties linked to healthy hair follicles. Peering through powerful microscopes reveals another hidden secret - microscopic eyelash mites residing on our lashes' delicate hairs; yet another testament to nature's intricate design within our follicles. Colored SEM images provide mesmerizing glimpses into individual strands adorning our bodies – showcasing both eyelash hairs and sections through hair follicles. Intriguingly complex yet often overlooked, these captions shed light on "follicle, " unraveling its significance across various aspects like skincare concerns or even fertility while inviting appreciation for this hidden world within our skin.