1) As they relate to animal body plans, define the positional adjectives: anteri
ID: 252981 • Letter: 1
Question
1) As they relate to animal body plans, define the positional adjectives: anterior, posterior, ventral and dorsal. 2) Thinking back to the previous lab and the Amphiuma intestine, what function did the longitudinal and circular muscles have for effecting movement in the digestive tract? 3) What are the representative taxa that will be viewed for the following groups? Phylum Platyhelminthes, Class Turbellaria: Phylum Platyhelminthes, Class Trematoda: Phylum Annelida: Phylum Mollusca: 4) During dissection of Loligo, what anatomical feature will you see that facilitates its high metabolic rates? 5) A number of the microscope slides you will use in this lab are particularly thick. Why must you exercise caution when switching objectives? Pre-Lab 10- Page 1 of 1Explanation / Answer
1) Anterior - Relating or situated near or toward the head or toward the part in headless animals most nearly corresponding to head.
2) Posterior - Nearer to the rear or hind end is known as posterior.
3) Ventral - Pertaining to the front side or relating to the underside of an animal is known as Ventral.
4) Dorsal - Relating to the upperside or back of an Animal is known as Dorsal.
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