1. (Science: anatomy) The part of the trunk between the neck and the abdomen, containing that part of the body cavity... Read More
(Science: zoology) The first or anterior segment of the thorax in insects.
Origin: Pref. Pro- -... Read More
A homeotic gene first described in Drosophila that controls the development of the third thoracic segment... Read More
Organization of the Respiratory System
Each lung is composed of air sacs called alveoli - the sites of gas exchange with... Read More
What is an arthropod? An arthropod is an invertebrate living organism characterized by the presence of... Read More
Origin: oe. Bali, bely, as. Belg, baelg, baelig, bag, bellows, belly; akin to Icel. Belgr bag, bellows, Sw. Balg, dan.... Read More
Metamerism is the repetition of homologous body segments. This type of development can be seen in the... Read More
(Science: anatomy, gastroenterology) The most dilated portion of the digestive tube, situated between the oesophagus... Read More
(1) The region of the body in between the thorax and the pelvis
(2) The part of the body where stomach,... Read More
The anterior wall of the chest or thorax; the breast.
Synonym: pectus, phthinoid.
Origin: a.S. Cest, a... Read More
to meet, with the breast; to struggle with or oppose manfully; as, to breast the storm or waves. The court breasted... Read More
noun, plural: woodlice
Any of the terrestrial isopods that belong to the suborder... Read More
An ant is an insect belonging to the family Formicidae. It belongs to the order Hymenoptera, together with... Read More
(1) A kind of maternal-effect gene (as in bicoid gene) whose function is to code for products used for... Read More
Muscular System Definition
What is the muscular system? The muscular system is a system that includes muscle cells and... Read More
A triploblastic animal had three main layers of tissue during embryonic development. The central... Read More
That portion of the inferior aperture of the thorax formed by the articulated cartilages of the seventh to tenth... Read More
The epigastrium and anterior surface of the lower part of the thorax.
Synonym:... Read More
noun, plural: torsos or torsi
(1) The trunk of the animal body from where the head and the limbs... Read More
What is mite? A mite is a minute arachnid, typically measuring less than 1 mm in length. It belongs to the... Read More
A mantis (plural: mantises or mantes) refers to any of the insects that belong to the order Mantodea... Read More
(Science: anatomy) The hollow, cuplike portion of the pelvis into which the head of the thigh bone (femur)... Read More
Apertura thoracis superior -->
superior thoracic aperture
The upper boundary of the bony thorax composed of the first... Read More
1. (Science: anatomy) One of the curved bones attached to the vertebral column and supporting the lateral walls of the... Read More
(Science: zoology) The true, or six-legged, insects; insects other than myriapods and arachnids.
The hexapoda have... Read More
Conjoined twins with the head and thorax completely merged, and the pelvis and lower extremities duplicated; when... Read More
Just like it is easy to identify and sort anything in the supermarkets when placed in the right section with proper display... Read More
1. A hard, projecting, and usually pointed organ, growing upon the heads of certain animals, especially. Of the... Read More
Lymph nodes definition
Lymph nodes are small, bean-shaped organs located in different parts of the body and act as... Read More
noun, plural: isopods
Any of the members of the order Isopoda, which is a taxonomic group characterized mainly by... Read More
Researched and Written by Jonjo Minns
Submitted to biologyonline.com on February 25, 2009.
Published in biologyonline.com... Read More