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1. Explain the function of the circulatory system.
2. How does the circulatory system work together with the respiratory system
3. An athlete measures how fast his heart is beating before and immediately after a race. What is likely to observe and why?
4. Why must food be broken down by digestion?
5. Trace the path of food as it moves through the
6. Explain how the digestive system interacts with the circulatory system.
7.Explain why an astronaut’s digestive system still works, even when “weightless” in space.
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- 1. What is the function of the organ shown below? A. Stores bile B. Produces pepsin and hydrochloric acid. C. Produces enzymes that break down carbohydrates, proteins, and fats. D. Absorbs nutrients.Left Side b. Right side 4. Wastes like excess water and salt are excreted through the pores of which organ a. Kidney b. Liver c. Lungs d. Skin 5. Which nervous system holds the brain and spinal cord? a. Central Nervous System b. Peripheral Nervous System 6. Your glands, like the pituitary gland, are responsible for secreting what substances? a. Urea b. Hormones C. Carbon Dioxide 7. What word is used to describe the contracting and relaxing of muscles to push a substance forward? a. Urinate b. Excrete C. Cardio d. Peristalsis 8. Was the work in your group evenly distributed? a. Yes b. No (if no, why?) 9. Describe the most interesting fact you found while conducting your research The Path of air Passes through the Pha- 10. Complete the following sentence: After MCAS I would like to learn about1. Which part of the system is where most of the nutrients are absorbed? 2. What are the two main fluids used to transport nutrients and other materials throughout the body? 3. Which fluid transports water soluble substances, such as carbohydrates and proteins? 4. Which fluid transports fats/fat soluble substances after absorption from the digestive system?5. Name two mechanical actions that are at work in the digestive system? 5. What are some chemical actions that take place during digestion?
- 1 a. What are three of the safeguards that prevent us from digesting our own tissues? b. Explain how positive and negative feedback mechanisms work. c. Is positive feedback or negative feedback more common in animals? d. Why is one mechanism more common than the other in animals?9.How does gastrointestinal tract evade dehydration? Read and analyze the question and choices CAREFULLY; more importantly, ALWAYS CHOOSE the BEST answer. Water is an important digestive enzyme in the stomach. Alternating wave-like contraction and relaxatio of the oral (mouth) muscles reabsorbs water which will be transported to the urinary system The water we drink will be mostly absord by the blood vessels attached to the esophagus and stomach. Normal peristaltic movements in the large intestine ensure reabsorption of water that will be delivered to the circulatory system.1. What are the three salivary glands found in animals? 2. Saliva is carried to the oral cavity by the duct. 3. The or duct connects the oral and nasal cavity. 4. The connects the ventral tongue to the floor of the oral cavity. 5. Both the ridges on the hard palate of the mouth and the mucosal folds found in the stomach are called 6. The is an extension of the larynx that covers the glottis during swallowing. The esophagus contains differing amounts of skeletal muscle depending on the species. http://www.vivo.colostate.edu/hbooks/pathphys/digestion/pregastric/esophagus. html 7. Read about the esophagus and describe the species differences. What significance does the esophageal structure have when administering medication to cats? 8. 9. What species does not possess a gall bladder? 10. What species cannot vomit? What feature of the small intestine allows for greater absorption of nutrients by increasing the surface area? 11. 12. What animal species has an appendix, similar to humans? 1…
- Create a concept map, that connects the three systems (digestive, circulatory, and respiratory system). You need to describe what is happening in your body when you eat and breathe. ADD PICTURES and for the concept map start with a picture of the mouth, and make sure to add alot of details make the concept map as informative as possible.6. Lacteals (lymph vessels) of the intestinal villi receive A. peptides and glycerin B. amino acids and glucose C. reassembled triglycerides D: glycerol and glycogen1. Dissect open the stomach and describe the internal structure of the walls of the stomach and speculate on the function of its internal structure. 2. Dissect open the small intestine and examine its contents. Describe the shape of the epithelium that lines the small intestine. 3. Does the pig have a complete or incomplete digestive system?
- 15. Cystic fibrosis is an inherited disorder that impacts the lungs and gastrointestinal system. Symptoms of cystic fibrosis result from dysfunction of CFTR channels, causing transport of chloride to be significantly reduced. What effect would this have in the small intestine? a increased secretion of water from the lumen into the interstitial fluid b decreased secretion of water from interstitial fluid into the lumen c decreased secretion of water from the lumen into the interstitial fluid d increased secretion of water from interstitial fluid into the lumen1. what would happen to the temperature of the blood if the feedback was positive rather than negative. 2. Cutting the nerves connecting the thermoreceptors to the heat loss centre in the hypothalamus might cause the death of the individual. explain precisely why this action might cause death. 3. Cutting the nerves connecting the heat loss centre to the skin would be less likely to cause death than if those between the thermoreceptors and the heat loss centre were cut. Suggest why. 4. Negative feedback in temperature regulation occurs as a result of blood passing from the skin to the brain. In doing so, this blood passes through the heart. List, in sequence, the major vessels joined to the heart that this blood would pass through on its journey.35.Gastric epithelium: what do parietal cells, chief cells, gastric cells (also known as enteroendocrine cells) and goblet cells produce, in order? a. acid (HCl), pepsinogen, gastrin, mucus b. pepsinogen, acid (HCl), mucus, hormones c. acid (HCl), mucus, gastrin, pepsinogen d. gastrin, acid (HCl), mucus, pepsinogen e. mucus, mucus, gastrin, pepsinogen, acid (HCl)