- an intermediate stage between the respiratory diverticulum and the bronchial buds.
Medical dictionary. 2011.
Look at other dictionaries:
Development of human lung — The development of human lung arises from the laryngotracheal groove. The larynx, trachea, bronchi and lungs begin to form during the fourth week of embryonic development. At this time, the respiratory diverticulum (lung bud) appears ventrally … Wikipedia
Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate … Wikipedia
insect — insectival /in sek tuy veuhl/, adj. /in sekt/, n. 1. any animal of the class Insecta, comprising small, air breathing arthropods having the body divided into three parts (head, thorax, and abdomen), and having three pairs of legs and usually two… … Universalium
Respiratory system — See also: Respiratory tract Respiratory A complete, schematic view of the human respiratory system with their parts and functions. Latin … Wikipedia
animal development — Introduction the processes that lead eventually to the formation of a new animal starting from cells derived from one or more parent individuals. Development thus occurs following the process by which a new generation of organisms is produced by … Universalium
animal — animalic /an euh mal ik/, animalian /an euh may lee euhn, mayl yeuhn/, adj. /an euh meuhl/, n. 1. any member of the kingdom Animalia, comprising multicellular organisms that have a well defined shape and usually limited growth, can move… … Universalium
heteropteran — ▪ insect order Introduction any member of the insect order Heteroptera, which comprises the so called true bugs. (Some authorities use the name Hemiptera; others consider both the heteropterans and the homopterans to be suborders of the… … Universalium
Saffron — For other uses, see Saffron (disambiguation). Saffron crocus … Wikipedia
Hedgehog signaling pathway — In a growing embryo, cells develop differently in the head or tail end of the embryo, the left or right, and other positions. They also form segments which develop into different body parts. The hedgehog signaling pathway gives cells this… … Wikipedia
Diffuse panbronchiolitis — Classification and external resources ICD 10 J21.9 ICD 9 466.1 … Wikipedia