Rat Dissection Prelab 1. Is your left like your right side? It should be similar to your right but there can be differences like if damage was done to one side or if one side was mutated and disfigured. 2. Name an animal that doesn’t have a left and right side. Snakes don’t have a left and right side but there is an interesting study about that which is that Adult snakes (16 of 20 snakes) preferred to coil in the clockwise direction. Many female snakes (15 of 20 snakes)‚ but few male
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are regulated by the autonomic nervous system‚ or involuntary‚ meaning that we do not consciously have to contemplate digestion for digestion to occur. With this being stated‚ it would make sense that almost the entire gastrointestinal tract is made up of smooth muscle. Smooth muscle is very distinctive from the other types of muscle in the body due to the fact that it is not controlled consciously‚ but unconsciously regulated by the autonomic nervous system through the release of neurotransmitters
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GAME RULES: This game is modeled after “Snakes and Ladders”‚ where the snakes’ are the taboo boxes and the ladders are the parts of the alimentary canal. 1. The game is for 2-4 players and the aim of the game is to reach the 100th square and complete your “digestion” of your food. The fastest player to reach the end of the board wins. There is a “bounce back” when you reach the 100th box. E.g. if you are at 99 and you roll a 2 you “bounce back” to 99. First person to reach the 100th square
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Human Digestive System Single-celled organisms can directly take in nutrients from their outside environment. Multi-cellular animals‚ with most of their cells removed from contact directly with the outside environment‚ have developed specialized structures for obtaining and breaking down their food. The human digestive system is a complex series of organs and glands that processes food. It is a coiled‚ muscular tube (6-9 meters long when fully extended) extending from the mouth to the
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R E V I E W NAME ____________________________________ LAB TIME/DATE _______________________ S H E E T EXERCISE 38 Anatomy of the Digestive System General Histological Plan of the Alimentary Canal 1. The general anatomical features of the alimentary canal are listed below. Fill in the table to complete the information. Subdivisions of the layer (if applicable) Wall layer mucosa submucosa muscularis externa serosa or adventitia Major functions epithelium‚ lamina propria‚ (not
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THE PATH OF FOOD THROUGH THE DIGESTIVE SYSTEM The process of digestion can be fast‚ or can take some time depending on what a person has eaten. The time frame can also be affected by the person’s activity level. Food which is taken through the mouth is initially broken down by mechanical means. The teeth are responsible for grinding food‚ while the tongue assists the mixing of the food with saliva‚ which is secreted by the salivary glands‚ thereby initiating the chemical
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Task 4 (P4) P4: Explain the physiology of two named body systems in relation to energy metabolism in the body In your role as a health and social care professional in a respite care home you have been asked to prepare a booklet to explain to your client group how the body requires and uses energy. You should produce an information booklet that gives an overview of how energy is produced and utilised in the body. You booklet should include information on: * Energy forms * Energy
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The cardiovascular system which impacts deeply on human consciousness. The heart and the body’s blood-transporting network of arteries‚ veins‚ and smaller vessels form the circulatory or cardiovascular system. As blood is continuously pumped out from the heart and around the system in two circuits‚ it carries oxygen and vital nutrients to all parts of the body and removes harmful waste products from tissues. (P.169) What is the hepatic portal system?(Answer if your last name starts A – M) The hepatic
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Structure and Function of the Human Digestive System By Caitlin Ong Organs of the Digestive System Mouth Structure: The mouth consists of the upper and lower jaw‚ that contain gums which hold teeth‚ the roof of the mouth is the palate and the tongue occupies the floor of the mouth. The salivary glands have ducts that open in the mouth. Function: The mouth is where the first step of digestion begins. Known as mechanical digestion‚ this involves chewing with your teeth to break the food
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THE DIGESTIVE SYSTEM OF CHICKEN In most livestock‚ teeth function to grind feed into smaller particles. Birds must pass feed usually whole into the esophagus because they do not have teeth. Therefore‚ particles of poultry feed should be small enough to pass through the esophagus. Feed passes from the mouth and through the precrop esophagus to the crop. If the proventriculus and gizzard are full‚ feed is stored in the crop. Feed is also moistened in the crop. Feed passes from the crop through the
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