Checkpoint Chapter 23 1. Give the name and function of each of the four layers if the GI tract. A. mucosa; inner surface for the secretion of digestive end products. B. submucosa: site of glands‚ blood vessels‚ lymph vessels and nerve plexuses. C. muscularis: circular and longitudinal muscles for propulsion and mixing. D. serosa: serous membrane to reduce friction with movement. 2. Where along the GI tract is the muscularis composed of skeletal tissue? Is control of this skeletal muscle‚ voluntary
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References: Anatomy of torso‚ digestive system: Gastrointestinal tract‚ excluding mouth (TA A05.3–7‚ TH H3.04.02-04‚ GA 11.1141) Upper GI
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incurrent siphon‚ and then it moves over to the gills. The food then goes to the mouth‚ then to the esophagus to the stomach‚ then to the intestine‚ and then it finally exits through the excurrent siphon. The clams heart is located between the digestive gland and the muscle. The parts of the clams nervous system is all connected by nerves from ganglia which is the anterior‚ foot‚ and posterior. Clams are referred to as “filter feeders” because they feed off of tiny particles in the
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What personality (or character) type does Hank display according to Freudiantheory? Provide evidence for your answer. At what stage is Hank fixated‚according to the Freudian perspective? Find evidence of fixation in the casestudy. What might have caused this fixation? Hank¶s personality is a reflection of the unconscious mind. He is not aware of howothers perceive him. Unfortunately‚ Hank was isolated from the social scenebecause of his character. He never had the pleasure to meet a girlfriend
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PATHOPHYSIOLOGY Medical Diagnosis: Cholecystitis/Cholelithiasis Nursing Diagnosis: Activity intolerance r/t laparoscopic abdominal incisions AEB SOB during ambulation‚ increased respirations at 38‚ O2 sat 80% room air after walking 50 ft. Normal Physiology: The gallbladder is situated inferior to the liver. The gallbladder is a structure that functions as a storage space for bile that is produced in the liver. The liver produces and secretes bile
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Physiology & Anatomy Lab SC 145L Anatomy & Physiology I Lab Chemical and Physical Processes of Digestion Introduction: In this lab‚ we will see how different chemical processes occur as we observe how different enzymes digest different substrates and produce subunits. Key Terms: (found in bold in Lab Manual) Please define all bold terms in your own words: Enzymes- Large protein molecules made by your body cells. Catalyst- Without becoming part of the substance it will change the rate
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1) The mechanical and chemical receptors that control digestive activity are located in the walls of the GI tract organ. (854) 2) The chemical and mechanical processes of food breakdown are called digestion. (852-853) 3) The function of the hepatic portal circulation is to collect absorbed nutrients for metabolic processing and storage. (881) 4) When we ingest large molecules such as lipids‚ carbohydrates‚ and proteins‚ they must undergo catabolic reactions whereby enzymes split these
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Yakult Philippines‚ Inc. Yakult was introduced in Japan in 1935 by Yakult Honsha Co. Ltd of Japan‚ based on discoveries made by Dr. Minoru Shirota‚ the company’s founder Dr. Shirota blazed a trail in the field of preventive medicine with his studies on a type of lactic acid bacteria now know as Lactobacillus casei strain Shirota. The Yakult brand became synonymous with good health and it made a tremendous impact throughout Japan. Its entry in the market gained immediate acceptance‚ which led to
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Large Intestine Absorbs vitamins‚ waste transport out of the body. Ascending colon; helps in movement of food through the body from the small intestine. Transverse colon; to extract water and nutrients from digested foods that pass through the digestive tract. Descending Colon; reservoir for liquid that comes from the small intestine. Sigmoid colon; stores fecal matter until the body is ready to expel it. Rectum Fecal matter expelled here. Anus Voluntary muscle that controls the expulsion of
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Digestion begins in the mouth when one eats food. It begins the moment one takes a sandwich bite. The teeth are used to break the sandwich that contains lettuce and pickles into smaller particles or boluses so that the enzymes can digest the food much easier. Lettuce contains carbohydrates‚ proteins and fat. The tongue helps turn food in the mouth and mix with the saliva in the mouth which contains salivary amylase enzyme. It then passes through the esophagus to the stomach which is a mixer and grinder
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