Science and Health PARTS OF THE TONGUE AND THEIR FUNCTIONS

Transcription

1 3 Module 6 Science and Health PARTS OF THE TONGUE AND THEIR FUNCTIONS Name of Student: Name of Teacher: Name of School: A DepEd-BEAM Distance Learning Program supported by the Australian Agency for International Development

2 COPYRIGHT NOTICE Section 9 of the Presidential Decree No. 49 provides: No copyright shall subsist in any work of the Government of the Philippines. However, prior approval of the government agency or office within the work is created shall be necessary for exploitation of such work for profit. This material has been developed within the Basic Education Assistance for Mindanao (BEAM) project. Prior approval must be given by the author(s) or the BEAM Project Management Unit and the source must be clearly acknowledged. Produced by the Materials Development Center, Region XI

3 To The Learner The tongue is the sense organ for tasting. You can tell that something tastes sweet, salty, sour or bitter through your tongue. In this module, you will know the parts of the tongue that can sense different tastes and how the tongue works. Something To Learn Identify the main parts of the tongue and their functions. Let s Try This With Fun Answer the following questions. Choose your answer from the box and write it on the blank. tongue nerve cells taste buds tip of the tongue brain 1. What sense organ is used for tasting? tongue 2. What does the surface of the tongue contain? 3. What part of the tongue send message about the taste to the brain? 4. What part of the tongue can taste the sweet candy? 5. What really tells you the taste of the food you eat? 1

4 Let s Recall A. Tell whether the following foods taste sweet, salty, sour or bitter. Write your answer on the blank. 1. sweet 2. Ice cream Tamarind Dried fish Calamansi 5. Ampalaya B. Answer the following questions: 1. What sense organ do you use to taste food? 2. What sense organ helps you know if the food tastes sweet, sour, salty or bitter? 2

5 Let s Study This The sense organ for tasting is your tongue. It is a muscle used to taste food. It tells you if the taste of food is sweet, salty, sour or bitter. The surface of the tongue is covered with taste buds. These taste buds has nerve cells which are connected to the brain. Study the taste areas of the tongue. Bitter The tip of the tongue can taste sweet. The lower side can taste salty. The upper side can taste sour. The upper center can taste bitter. Salty Sour Sweet Study the diagram on how the tongue works. You taste food through your tongue. Your tongue has taste buds on its surface. The taste buds contain nerve cells. These nerve cells send information about taste to the brain. Then the brain tells you the taste of the food you eat. 3

6 Let s Do These A. Label the different tastes which the tongue can tell. Number one is done for you. Do the rest. sour B. Match the part of the tongue with the taste it can sense. Write the letter of your answer on the blank. b 1. upper center of the tongue 2. upper side of the tongue 3. lower side of the tongue 4. tip of the tongue a.) sweet b.) bitter c.) sour d.) salty C. Fill in each blank with the correct word to show how the tongue works. Choose your answer from the box. Brain Tongue Nerve cells Taste buds Your 1. tongue is used to taste food. It has 2. on its surface. The taste buds has 3. that send information about taste to the brain. Then the 4.) tells you the taste of the food you eat. 4

7 Let s Remember This The sense organ for tasting is the tongue. The tongue has taste buds on its surface that contain nerve cells that send information about taste to the brain. The brain tells you the taste of the food you eat. The tip of the tongue can taste sweet. The lower side can taste salty. The upper side can taste sour. The upper center can taste bitter. Let s Try This Again Answer the following questions. Choose your answer from the box and write it on the blank. Brain Taste buds Nerve cells Tongue Tip of the Tongue Upper center of the tongue 1.) What sense organ is a muscle used to taste food? tongue 2.) What part of your body tells you how the food tastes? 3.) What does the surface of the tongue contain? 4.) What part of the tongue can taste the ampalaya? 5.) How do we know that the food we eat is delicious? Through the MY SCORE Terrific!!! 5

8 Answer Key Let s Try This With Fun 1. tongue 2. taste buds 3. nerve cells 4. tip of the tongue 5. brain Let s Recall A. 1. sweet B. 1.tongue 2. sour 2. tongue 3. bitter 4. salty 5. sour Let s Do These A. 2. salty B. 1. b C. 1. tongue 3. sweet 2. c 2. taste buds 4. bitter 3. d 3. nerve cells 5. sour 4. a 4. brain 6. salty Let s Try This Again 1. tongue 2. brain 3. taste buds 4. upper center of the tongue 5. nerve cells 6

9 ACKNOWLEDGEMENT The Basic Education Assistance for Mindanao (BEAM) gratefully recognizes the special people who have shared their expertise, skills, time and efforts which made the successful completion of this Distance Learning Modules (Science-Grade III), to wit: Executive Committee Dr. Ian D Arcy Walsh BEAM Australian Project Director Mrs. Susana Teresa Estigoy BEAM Phil. Project Manager Mr. Roger Saunders Materials Development Adviser Mr. Ramon Bobier Community Development Adviser Deborah Helen Moulton In-Service Adviser Dr. Gloria Labor BEAM Deputy Philippine Project Manager Mrs. Emelita Salvado Assistance Chief, Elementary Department The Module Writers: Precious Joy A. Villacastin MT-II(Digos City Division) Eva Rosario C. Rabanzo MT-I(Digos City Division) Carmencita C. Gella MT-I(Digos City Division) Corazon T. Sabio, Learning Area Specialist The Access Team: Access Program Regional Coordinators Mrs. Rosemarie D. Yngente (GOA) and Mrs. Helen Arancon (GOP) Project Development Officers Mrs. Josephine K. Calag (GOP) Genevieve Cervantes (GOA) and Angelo Delgado (GOP) The Materials Development Team: Mrs. Ma Ines C. Asuncion RXI Manager Flordelyn A. Alagao Project Officer/Desktop Publisher Ross Marie Mabanglo Project Officer Gina Lumintac Project Assistant/Machine Operator DLP Office (Digos) Mrs. Helen A. Arancon ( ES-1) DLP Coordinator Ms. Lareyna Hernandez(HT-1) Illustrator Mr. Joseph Isidro - Illustrator Mr. Aldis James Nevelle Moral(Admin. Aide) Encoder Mr. Danreb C. Latras Encoder Mr. Eduard L. Pulvera Encoder A special thanks goes to Mr. Alfonso G. Gomez, Jr. CESO V, Schools Division Superintendent of Digos City Division and to Dr. Angelina C. Giducos, CESO VI, Schools Division Superintendent of Davao Del Sur for their strong leadership in providing most valuable technical support to the writers and being responsible for helping BEAM implement this Distance Learning Program. The BEAM Management 7

10 References: Microsoft Office 2003 Clipart Gallery Sierra On-Line, INC. Print Artist 12 Print Artist Platinum macromedia fireworks 8