anatomical structure
entity with a single connected inherent 3D shape that's created by coordinated expression of the organism's own DNA
limb bud
structure formed early in vertebrate limb development.
Stroma of ovary
soft tissue, well supplied with blood, consisting of spindle-shaped cells with a small amount of connective tissue
scape
basal segment of antennae
toothcomb
dental structure found in some mammals
organ system
group of organs that work together to perform one or more functions; collection of organs joined in structural unit to serve a common function
crop
thin-walled expanded portion of the alimentary tract used for the storage of food prior to digestion
vestigial structure
anatomic structure retained during the process of evolution that have lost some or all of its ancestral function
archenteron
anatomical structure in a developing embryo
osmeterium
odoriferous defensive structure
pubic area
area on the human body
renal calyx
anatomical structure in kidneys
madreporite
opening used to filter water in echinoderms
gladius
bodypart of certain cephalopods
alveolar septum
anatomical structure
annulus
an external circular ring found in segmented animals such as earthworms and leeches
conducting zone
branches of the respiratory tract which air passes through without gas exchange occurring
cone of light
part of eardrum or its phenomenon
penis funnel
anatomical structure
sebaceous filament
medical condition
bundle branch
offshoots of the bundle of His in the heart's ventricle
Henry's pocket
fold of skin on the external ear
tissue
cellular organizational level intermediate between cells and a complete organism; cells that are grouped together with a common function
danger triangle of the face
area of the face with blood supply that connects indirectly to the brain
chalaza
structure inside an egg that suspends the yolk
subarachnoid cistern
opening in the brain filled with cerebrospinal fluid
gastrodermis
inner layer of cells that serves as a lining membrane of the gastrovascular cavity of Cnidarians
Killian's dehiscence
triangular area in the wall of the pharynx
pars plana
The flat portion of rhe middle layer of the eye
aortic arches
Vascular structures in the embyro
labellum
part of the mouth of an insect
brood pouch
in peracarid crustaceans
atrioventricular canal
structure in the heart
connecting stalk
embryonic structure
furcula
forked bone found in birds and other dinosaurs; fusion of the two clavicles
Lacuna
small space containing an osteocyte in bone, or chondrocyte in cartilage
lagena
part of the ear's vestibule
crystalline style
rod made of glycoprotein located in the midgut of most bivalves and some gastropods
festoon
rectangular or oval area on the posterior edge of the tick's body, which appears as a series of ridges or grooves
cheek pouch
pockets on both sides of the head of some mammals
reticular activating system
set of connected nuclei in the brains of vertebrates