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Vocabulary Pertaining to Animal Bodies

Vocabulary Pertaining to Animal Bodies. Animal Bodies. Anterior – (P) Referring to the front end or head end of an animal Posterior – (O) Referring to the rear end or tail end of an animal. Posterior. Anterior. Animal Bodies. Dorsal – (N) Referring to the back or top of an animal.

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Vocabulary Pertaining to Animal Bodies

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  1. Vocabulary Pertaining to Animal Bodies

  2. Animal Bodies • Anterior – (P) Referring to the front end or head end of an animal • Posterior – (O) Referring to the rear end or tail end of an animal. Posterior Anterior

  3. Animal Bodies • Dorsal – (N) Referring to the back or top of an animal. • Ventral – (M) Referring to the belly side or botton of an animal Dorsal Ventral

  4. Animal Bodies • Appendage – (F) An outgrowth of the body such as a leg, a fin, or an antenna. • Larva – (J) The immature form of any animal that changes structurally when it becomes an adult Appendage

  5. Animal Bodies • Regeneration – (K) The renewal or replacement of any hurt or lost body part. • Polyp – (The attached stage of a cnidarian (jellyfish, corals and relatives). • Sessile – (R) Refers to an animal that lives all or part of its life attached to the ocean floor or river bed.

  6. Animal Bodies • Endoskeleton – (T) A skeleton that lies beneath the surface of the body (e.g. the bony skeleton of vertebrates and the calcium carbonate skeleton of echinoderms). • Exoskeleton – (U) A skeleton that forms on the outside of the body (e.g., the exoskeleton of an arthropod).

  7. Animal Bodies • Capillary – (C) A small blood vessel that connects an arteriole and a venule. Each is a site of exchange between blood and tissue cells. • Venule – (V) A small blood vessel that collects blood from a capillary bed and joins with a vein. • Arteriole – (W) A small blood vessel leading from an artery to a capillary bed.

  8. Animal Bodies • Connective Tissue – (G) Tissue serving to bind together and support other tissues and organs. It includes cartilage. • Epithelial tissue – (D) Covers body surfaces externally and internally and secretes or absorbs materials.

  9. Animal Bodies • Central Nervous System – (A) The brain, spinal cord, and the nerves that come from each. • Homologous chromosomes – (X) Chromosomes that carry genes for the same traits. One of two copies of a particular chromosome in a diploid cell, each copy being derived from a different parent.

  10. Animal Bodies • Sex chromosomes – (L) The pair of chromosomes that determines an individual’s sex. • Haploid – (I) Having half the number of chromosomes. • Diploid – (B) A cell (or organism composed of cells) having a complete set of paired chromosomes.

  11. Animal Bodies • Gamete – (H) A sex cell (sperm or egg) • Sexual reproduction – (Y) Reproduction involving the union of gametes. • Zygote – (S) A fertilized egg cell.

  12. Animal Bodies • Asexual reproduction – (E) Reproduction that does not involve the fusion of sex cells.

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