Dictionary » F » Follicle

Follicle

Follicle

1. (Science: anatomy) Generally a small sac or vesicle.

2. (Science: botany) a kind of fruit formed from a single carpel, that splits to release its seeds.

3. (Science: dermatology) a hair follicle, an invagination of the epidermis into the dermis surrounding the hair root.

4. (Science: gynaecology, physiology) An ovarian follicle, an oocyte surrounded by one or more layers of granulosa cells. As the ovarian follicle develops a cavity forms and it is then termed a graafian follicle. Any small spherical group of cells containing a cavity.A small sac-like cavity.


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A question about pubic hairs.

I guess the same way every other hair does it. After a while (depends on sex, individual and location) the follicle shrinks and the blood supply is stopped. This leads to loosing the hair. But it has nothing to do with cutting or shaving hairs, only with the time that has passed ...

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by Tricho
Wed Apr 02, 2014 7:00 pm
 
Forum: General Discussion
Topic: A question about pubic hairs.
Replies: 3
Views: 899

Gender divison in two opposites is greatest mistake of manki

Well, there is limited number of follicle, but there are still many more than are used during the lifetime.

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by JackBean
Thu Jan 02, 2014 2:59 pm
 
Forum: Evolution
Topic: Gender divison in two opposites is greatest mistake of manki
Replies: 25
Views: 17813

Re:

... period for reproduction How does an organism determine when to stop reproducing based on their chances of mating? Females have a set number of follicles they are born with. Though, I do see how that hypothesis makes sense if by chance alone the mutation was increased. (admittedly I didn't read ...

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by badgertoes
Sat Dec 28, 2013 9:01 am
 
Forum: Evolution
Topic: Gender divison in two opposites is greatest mistake of manki
Replies: 25
Views: 17813

Menopause

This is a long way from being settled. The first suggestive test involved moving bone marrow stem cells to ovaries and getting follicle and oocyte cells - instead of deciding that stem cells could generate new tissue to match their environment, the researchers decided that back-up follicle ...

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by Darby
Sun Nov 03, 2013 2:59 pm
 
Forum: Human Biology
Topic: Menopause
Replies: 5
Views: 3741

Re: Re:

... and chemotherapy. Cancer patients undergoing chemotherapy often lose their hair for this precise reason: the fast-dividing cells of the hair follicle become so damaged that the hair falls off and they have gastrointestinal problems, because the gut epithelium gets damaged in the treatment. ...

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by Ahsmeah
Tue Feb 05, 2013 10:10 pm
 
Forum: Physiology
Topic: Cancer = Mutation: Stopping Mutation Would Cure Cancer?
Replies: 6
Views: 10514
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