A&p 1 101 module 3 exam-digestive system test- portage learning 2023 What are the two main groups of digestive system? - Correct Answer 1. alimentary canal
- accessory digestive organs
What is the alimentary canal? - Correct Answer Continuous muscular digestive tube that runs from the mouth to the anus What are parts of the alimentary canal? - Correct Answer mouth, pharynx, esophagus, stomach, small intestine, large intestine, and anus What are the accessory organs of the digestive system? - Correct Answer teeth, tongue, gall bladder, salivary glands, liver, pancreas The mouth is made of what structures? - Correct Answer Lips (opening) tongue (floor) cheeks (walls) hard and soft palate (roof) Uvula (posterior border) What is the lingual frenulum? - Correct Answer Fold of mucous membrane that secures the tongue to the floor of the mouth What are the tongues attachment points? - Correct Answer hyoid bone mandible lingual frenulum What is mastication? - Correct Answer mechanical process of breaking down food with teeth what is amalyse? - Correct Answer Enzyme secreted by salivary glands that breaks down starches 1 / 2
How many teeth are in the human mouth? - Correct Answer 32 What is the purpose of each tooth? - Correct Answer incisor = biting canine = tearing premolar = grinding flat molar = crushing Three main parts of the teeth - Correct Answer Root - the largest portion of the teeth Neck- portion contained in upper portion of gingiva Crown- visible portion of tooth above gum line What is Dentin? - Correct Answer bone like substance of the tooth What is Enamel? - Correct Answer hard connective tissue which protects rest of the tooth What is the purpose of the tongue? - Correct Answer grips food and constantly repositions between teeth as well as pushes bolus to pharynx What types of papillae contain taste buds? - Correct Answer circumvallate, fungiform Where are taste buds found? - Correct Answer tongue, surface of mouth, wall of pharynx What is purpose of pharynx - Correct Answer throat connects the mouth to the esophagus purpose of two skeletal muscles in pharynx? - Correct Answer circumferential (outer layer) longitudinal (inner layer) contract alternatively causing peristalsis, squeezing food to esophagus
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