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Digestive System. Alimentary Canal Mouth Pharynx Esophagus Stomach Small Intestine Large Intestine Rectum Anus.
Muscles Muscle = Latin Musculus = “Little Mouse” Function of Muscles – 1. Movement of Skeleton 2. Control of Openings ex: mouth, anus 3. Stabilize.
Fig. 34-3 Dorsal, hollow nerve cord Anus Muscular, post-anal tail Pharyngeal slits or clefts Notochord Mouth Muscle segments.
DIGESTIVE SYSTEM Mouth Esophogus Liver Anus Stomach Pancreas Large intestine Small intestine Rectum Salivary Glands.
Disorders of the Gastrointestinal Systemsemmelweis.hu/...EN_DENT_IV_Disorders_of_the_Gastrointestinal_J…Anatomic and functional consideration GI tract extends: mouth→ anus Assimilation
Imperforate Anus
Roundworms. Phylum Nematoda 1.Nematodes: roundworms 2.Nemata- “ thread” 3.Bilateral symmetry 4.Tube within a tube structure-mouth and anus 5.3 germ layers.
ECHINODERMSnatureboy.com/3454/lab7.pdfECHINODERMS spiny-skinned deuterostomes • PHYLUM ECHINODERMATA • deuterostomes – blastopore forms anus first in development, then mouth