abdomen

Ventral

...#62; Anterior (head and thorax ) Posterior ( abdomen ) Dorso- ventral Terminal (special structures at the unsegmented ends of the embryo ) ... Full article >>> Counter-illumination. Having bioluminescent organ s that are concentrated on the ventral surface so as to increase the ef...

Tracheae

...les are arranged in a line on either side of the abdomen . Full article >>> tracheae : the branching network that extends from holes to all parts of an anthropod body to assist in gas exchange. tracheids : the main conducting vessels of the xylem in most vascular plants . Full articl...

Trachea

...n with openings on the sides of the thorax and abdomen called spiracles leading to the tubular trache...ct breathing ( trachea l) system, found along the abdomen . Full article >>> Cells lining the human upper respiratory tract are ciliated (h...

Thorax

... part of the body between the head (or neck) and abdomen Source: Noland, George B. 1983. General Biology ...he fused, leg-bearing segment s between head and abdomen . Full article >>> thorax In many arthropods, one of three regions formed by the fu...

Thoracic cavity

...fusion of the segment s (others are the head and abdomen ). thorns Stems modified to protect the plant . Full article >>> thoracic cavity The space within the thorax . Covered in Lab 15 Rat Muscular and Digestive Systems ... Full article >>> The lungs are located inside ...

Telson

...#62;> telson -- The last segment of the abdomen in many arthropods. May be flat and paddlelike, buttonlike, or long and spiny, as in the horseshoe crabs. Full article >>> telson The terminal appendage of the last abdominal segment of some arthropods. tendon A bunch of para...

Spiracles

...ct breathing ( trachea l) system, found along the abdomen . Full article >>> spiracles Minu...n with openings on the sides of the thorax and abdomen called spiracles leading to the tubular trachea l system. Air reaches internal tissue s via a n...

Scrotum

...d outside the posterior ly ventral part of the abdomen . Full article >>> In mammals , the testes are located outside of the body, as they are suspended by the sperm atic cord and within the scrotum . Full article >>> Each vas deferens is cut near the top of the scro...

Posterior

...la melanogaster. Full article >>> abdomen . The posterior body division of an arthropod. abiotic disease. A disease caused by factors other than pathogen s. abiotic dis order . A disease caused by factors other than a pathogen ; physiological dis order . Full article >>> ...

Population

...res located on the posterior part of an aphid's abdomen . Full article >>> Solution hybridization is designed to measure the levels of a specific m RNA species in a complex population of RNA . Full article >>> Allele One of the alternative forms of a gene . Most g...

Pleopod

pleopod One of the swimming appendages on the abdomen of a crustacea n. plerocercoid Metacestode that develops from a procercoid. It usually shows little differentiation . Full article >>> pleopod A biramous (forked) abdominal appendage of the crayfish. They may be used for swimming ...

Pelvic girdle

...e tetrapod s ... Full article >>> abdomen The portion of a tetrapod 's body between the thorax and pelvic girdle .The region of an arthropod's body behind the thorax . It contains the viscera l organ s. abducens A nerve. abduct An action . Full article >>>...

Marsupials

...o nic state and remain in a pouch on the mother's abdomen until development is complete; this group includes kangaroos, koalas, and opossums. Full article >>> marsupials : the mammals whose embryo s develop within the mother's uterus for a short period of time before birth. Full artic...

Lymphatic system

...s of the lower extremity The lymph atics of the abdomen and pelvis The lymphatic vessels of the thorax ... Full article >>> A cancer of the lymphatic system manifested by tumours in the jaw, often associated with a translocation bringing a specific onco gene next to a novel re...

Lymph

...h atic system , especially in the groin armpits abdomen and neck. Full article >>> There are two main types of lymph ocytes : B cells , which make antibodies that attack bacteria and toxins, and T cells , which attack body cells themselves when they have been taken over by viru...

Lung

...t overlapping flaps, covered up by a plate on the abdomen , through which oxygen is taken up and carbon dioxide given off. Character istic of many terrestrial arachnids such as scorpions and spiders. Full article >>> Chu, Lung -Yung 91. A Graphical Work-Flow Environment Seamlessly Integ...

Lamellae

... thylakoids . Full article >>> The abdomen has silk glands used to spin a web to trap prey. Invaginations of the body wall form lamellae (pages) of the book lungs ; air flows across the lamellae in the opposite direction from blood flow to exchange gases more efficiently. Full article ...

Insecta

...distinct regions to the body (head, thorax , and abdomen ), one pair of antennae, ... Full article >>> The Class Insecta Insects are the largest group, with probably over one million identified and named species (and undoubtedly a greater number as yet unknown to us). Full article ...

Glucagon

...62;>> pancreas A gland located in the abdomen that produces both digestive enzymes (exocrine pancreas ) and hormones (endocrine pancreas ). Key hormones produced by the pancreas are insulin and glucagon , which play roles in regulating blood glucose levels. Full article >...

Division

...) are joined, ... Full article >>> abdomen . The posterior body division of an arthropod. abiotic disease. A disease caused by factors other than pathogen s. abiotic dis order . A disease caused by factors other than a pathogen ; physiological dis order . Full article >>> ...

Colon

...ult is chronic constipation and distention of the abdomen . The dis order affects about one in 5000 U.S. Full article >>> Polyp . An individual of a solitary coelenterate or one member of a coelenterate colon y Polyp hyletic. Refers to a group of species that do not have one common an...

Coelom

...om s. Human s are coelom ates, since we have an abdomen al cavity containing digestive organ s, some of the excretory and reproductive organ s, ... Full article >>> coelom -- Fluid-filled cavity within the body of an animal ; usually refers to a cavity lined with specialized tissue ...

Class

...distinct regions to the body (head, thorax , and abdomen ), one pair of antennae, and one or two pairs of wings. Full article >>> Mimics: a class ic textbook example trashed How do squirrels "know" 3.8 is the magic number? For female isopods, size doesn't matter ... Full article >>...

Cephalothorax

...horax covered with a carapace -like shield. The abdomen may be segment ed or unsegmented. Appendages on the abdomen are absent or modified, for example forming the spinnerets of spiders. Full article >>>...

Carapace

...horax covered with a carapace -like shield. The abdomen may be segment ed or unsegmented. Appendages on the abdomen are absent or modified, for example forming the spinnerets of spiders. Full article >>>...

Blastoderm

...ished: Anterior (head and thorax ) Posterior ( abdomen ) Dorso- ventral Terminal (special structures at the unsegmented ends of the embryo ) ... Full article >>> Ci protein first appears dorsal ly in the cellular blastoderm of embryo s (Fig 1A). (Motzny, 1995). The expression ...

Adrenal glands

...ine glands , located next to the kidney s in the abdomen . The ad renal cortex produces steroid hormones involved in water balance, glucose metabolism , and electrolyte balance. Full article >>> The Adrenal Glands Each kidney has an ad renal gland located above it. The ad renal ...

Abdomen

...n arthropods, ... Full article >>> abdomen The part of the body of vertebrates containing...and intestine s. Full article >>> abdomen In vertebrates , the portion of the trunk containing viscera l organ s other than heart and l...