Biology Vocabulary 2
Terms
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- Mandibles
- mouth part designed for biting and chewing food
- thorax
- the part of the human body between the neck and abdomen, enclosed by the ribs and containing the heart and lungs
- Uniramian
- member of the largest subphylum of arthropods; contains centipedes, millipedes, and insects
- Dorsal
- upper side of an organism that has bilateral symmetry
- Arachnids
-
Chelicerate arthropod that has 4 pairs of legs on its cephalothorax and no antenna
- Crustaceans
-
arthropod characterized by a stony exoskeleton, 2 pair of antennae and mandibles
- Trilobites
-
oldest subphylum of anthropods, were dwellers in ancient seas, they are now extinct
- Trachea
-
tube through which air passes through the pharynx to the lungs; windpipe
- Arthropods
-
animal having a segmented body, an exoskeleton, and a series of jointed appendages
- Pupa
-
resting stage of metamorphosis in which the tissues of an insect are organized into the adult form
- Exoskeleton
- system of supporting structures covering the outside of the body
- Metamorphosis
-
series of dramatic changes in body form in the life cycle of some animals
- Molt
- to shed an exterior of skin, feathers, or exoskeleton
- Head
- the topmost part of a vertebrate body, where the brain, eyes, nose, ears, mouth, and jaws are situated
- Chitin
- complex carbohydrate found in arthopod exoskelitons and fungal cell walls
- Insects
- characterized by a body that is divided into 3 parts- head, thorax, abdomen- 3 legs attached to the thorax
- Abdoman
- the part of the body of a vertebrate that contains the stomach, intestines, and other organs
- Pheromone
-
specific chemical messenger produced by an organism that effects the behavior and/or development of other individuals of the same species
- Chelicerate
-
arthropod characterized by a two-part body and mouthpats called chelicerae