Cells may have slender extensions of the cell membrane to form cilia or the smaller extensions called microvilli. Relate cell organelles functions to real world systems. Make a poster model of your cell city with materials from home. What company or place does the nucleus resemble in a cell city. Describe the function of cilia, flagella, and microvilli.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Be sure to write neatly, and in complete sentences. For example, the nucleus is like brain because it controls and coordinates the activities of the whole cell in the same way the brain controls and coordinates activities of. In contrast to other plasma membrane extensions, microvilli are not attached to the extracellular matrix but cover free cell surfaces that are, in many cases, facing a lumen where exchange occurs. The cell membrane separates the interior of the cell from the exterior, primarily they are made from proteins and lipids. Golgi apparatus, organelle of eukaryotic cells that is responsible for transporting, modifying, and packaging proteins and lipids. Plant and animal cells are very similar with the exception of. Cell city worksheet answer key johns hopkins university. The rough endoplasmic reticulum is the movement of cell activities. The lcells have microvilli protruding into the intestinal lumen, and because they secrete on luminal nutrient stimulation, it is assumed that molecules in the villous membranes react to these and activate the secretory machinery. Like, an everyday object that has the similar function of this organelle. Structures should be labeled cell organelle analogy name. Microvilli on the surface of epithelial cells such as those lining the intestine increase the cell s surface area and thus facilitate the absorption of ingested food and water molecules. These protrusions were termed microvilli by analogy with the intestinal villi because they increase, as do those, the absorptive surface of the gut.
Microvilli definition of microvilli by medical dictionary. The microscopic microvilli effectively increase the surface area of the cell and are useful for absorption and secretion functions. In humans, the microvilli can give a cell 600 times more surface area. City limitspolice department control what goes in and out of the city b. Just like the city hall is where all the important information is stored that the city needs to function properly. City auditorclerk stores all the records of the city and passes them on as the city grows. Once upon a time, in the land of pasteurtoff, there lived a queen in a kingdom known far and wide for its charming wooden toys.
Both cilia and microvilli are the projections of the plasma membrane, and they are found only in certain cells. It should include labels for all cell organelles and their corresponding city structure. Eukaryotic motile cilium and flagellum are structurally identical. Start studying cell city organelle functions and analogies. Microvilli are a common structure found on epithelial cells that increase the apical surface thus enhancing the transmembrane transport capacity and also serve as one of the cell s mechanosensors. Aids in adsorption, movement, and sensory processes. The organelles might represent companies, places or parts of the city because they each have similar jobs. All about cells free printables and resources homeschool. Teacher uses cell city analogy or some other comparative structure to introduce. Floating around in the cytoplasm are small structures called organelles. Read online now cell city analogy answers ebook pdf at our library. Create analogies between cell organelles and parts of a city.
Cell theory, structure and transport cell analogy project cell. An analogy is a comparison of two things that are the same in. You can use a city or any other place amusement park, country, the mall. School, hospital, city, mall, country, restaurant, lab, salon, construction site, prison, etc. The cytoplasm contains all the organelles within the cell. Use pages 6465 of the book to help you identify the organelle that performs each function. This picture shows a transmission em through a tall coumnar cell in the small intestine.
In a faraway city called cookie city, the main export and. Extensions of the membrane that serve primarily to increase a cell s surface area and are specialized for absorption in epithelial cells of the intestines and kidney tubules. Cell structure and function youngstown city school. What is the difference between microvilli and cilia. Below are the descriptions of important parts of the cell city.
Microvillus simple english wikipedia, the free encyclopedia. Carefully read all of the instructions on this handout in order to properly complete a cell analogy. Cell city organelle functions and analogies questions and. An analogy for cilia would involve something with wavy hairs, like a mermaid in the ocean.
The organelles might represent companies, places, or parts of the city because they each have similar jobs. The golgi apparatus is made up of a series of flattened, stacked pouches called cisternae and is located in the cytoplasm near the cell nucleus. Microvilli are 5003,000 nanometers in length and their diameter ranges from 50 to 100 nm. Like the organs in your own body, each one carries out a specific function necessary for the cell to survive. Cells, the basic units of life, are often compared to a pizza parlor, a factory, or even an entire city. Eukaryotic cilia, flagella and cell division spindle thread are homologous. As you move through this worksheet, see if you can match the important parts of the city listed above to the specific organelles found in cells. We will now look at each of the structures of the cell, using the analogy of a city. There are several thousand microvilli in a single cell. Believe it or not, the human body is actually made of about 5 trillion cells. Before the lesson the teacher will need to make copies of the pre and posttest and the map for the students.
In this project, you will need to make analogies to compare the function of the plant or animal cell to the part and functions of an entire city or other entity. Get an answer for describe the function of cilia, flagella, and microvilli, and give examples of the activities of each in the body. Structure, regulation, and functional diversity of microvilli on the apical domain of epithelial cells. Microvilli on a cell increase the overall surface area exposed on the cell which leads to. Extra creditcell wall, cytoplasm, nucleolus, cilia and or flagella. Once upon a time, there was a small city called cell city. Compares and contrasts prokaryote cells and eukaryote cells before exploring organelle structures and functions. All of the subjects in the kingdom took part in the creation. Brainstorm on the cell parts and what you can draw to represent each part.
Like a city works, they regulate the daytoday activities of the body. What would be an analogy for the organelle microtubules. Week of 123 127 january 23 january 24january 25 organelle notes. Microvilli greatly increase total cell surface, and therefore also the absorptive capacity of cell. The ocean would represent the movement of material and the hairy would show the reaction to the movement. Selection file type icon file name description size revision time user. Microvillus plural microvilli is a very tiny hairlike membrane in the body. Cell organelles and functions analogy project part 1. Cytoskeleton foundation of city rocket boosters on city to move it around cell wall antinuke shield around city vacuole warehouse peroxisomes water treatment plant nucleolus mayor nuclear envelope security guards around town hall microvilli territories claimed by the city microfilament rebar making up foundation. Road system allows for movement throughout the city. Hank tells us about the city of eukaryopolis the animal cell that is.
Microvilli are present on the luminal surface of many epithelia, particularly those specialised for absorption. Ella abney the rough endoplasmic reticulum of a city the cell membrane of a city the rough endoplasmic reticulum of a city would be the roads and highways. Microvilli on a cell increase the overall surface area exposed on the cell which leads to better absorbsion of substances. Illustrate the real world system and the cell you are comparing it to. Here is the access download page of cell city analogy answers pdf, click this link to download or read online. Give your cell city a name at the top center of your drawing. It is the control center for all the activities of the cell. Pdf peakforce tapping resolves individual microvilli on. Get cell city analogy answers pdf file for free from our online library pdf file. Structure, regulation, and functional diversity of. There are so many components that make up a cell, and there is a huge difference between human, animal and plantread more.
Sometimes their arrangement is orderly, as in the striated brushlike edges of the epithelial cells of the small intestine, where the microvilli. Each cell is the smallest unit of life and is so small a microscope is needed to see it. Showing top 8 worksheets in the category cell city analogy answers. February 6 cell city project february 7 cell city project february 8 cell challenge. School, hospital, city, mall, country, restaurant, lab, salon, construction site. These components have specific functions and most of them are found on the apical surface of epithelial cells.
Some of the worksheets displayed are cell city work answer key, cell city introduction, cell analogy work answers, cell analogy work, cell city analogy, the town of widget making cell analogy practice, cell city work, introduction to biology lab class activity work. They are good for absorbing things and for secreting things. Microvilli increase the area of the free surface of the epithelium available for absorption. It sends out instructions that the cell needs in order to function properly.