Frog Dissection Manual 1. 2. Place the frog on the dissecting pan. Do not pin it down. Use these descriptions and the picture to identify each of the following external structures. A. Head – the anterior end of the frog extending to and including the eardrums mouth – the large opening at the anterior end of the head made up of a maxilla and mandible maxilla – the upper jaw bone mandible – the lower jaw bone external nares (i.e. nostrils) – two small openings on the dorsal surface of the
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people and the gifts and choices He gives them. Esther is a part of the Old Testament that showcases the hallowed traits of a woman who faces the reality before her as Queen of Persia‚ and it illustrates how these traits can be displayed in one’s own life. The Queen of a land wrapped in the desert sand. Esther was the queen of a great empire between 521-495 B.C. She was the queen of the
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our thoughts. What we generally do is create thoughts that trap us.” In the short poem‚ Even the croaking frogs” by Hakuro Wada‚ she talks about the inhumane cruelty that she probably had to face. She talks about how that the frog outside of the fence has more freedom than she does. She wonders if her people can escape from their cruel life. After reading the poem‚ Even the croaking of frogs”‚ it impacted how I saw the world for what it really is. First‚ the theme of this poem is dehumanization
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abdomen. Then cut down between the legs to free the skin around one leg from the rest of the skin‚ cut any attachments of the skin to the body. Holding the upper part of the frog firmly in one hand pull the skin down off of the leg. Be careful when pull the skin off around the knee as it is attached more firmly there. Place the frog dorsal side up in the tray and make sure to keep the muscles moist with ringer solution at all times. Using a blunt (glass) probe separate the muscles of the upper thigh
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B. Internal: The dissectors: o used hands to turn frog ventral side up‚ head anterior‚ hind limbs posterior o used forceps to lift fold of skin directly anterior to hind limbs o used scissors to make small superficial cut o inserted scissors into cut and continued superficially anterior medial through mandible o used scissors to make 2 lateral superficial cuts just anterior to hind limbs on either side of medial cut and stopped before reaching dorsal surface o
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oF.~::--- Prehallux - !"V‚A(lu:\il:l ~ f\ c\Ji:h\~.!:‚;:::>-- Digits of toes J Web - · Tarsus or ankle _ . ‚.. :" M·)v EXTERNAL ANATOMY OF THE FROG ~--------Darkly are~ pigmented of the skin SwoJ._J.. en thumb A MALE FROG Ventral view Diffused skin pigmentation •-~~--Thumb not swollen A FEMALE FROG Ventral view Met atarsals Astragalus]Tarsals Calcaneum Ischium SKELETAL SYSTEM Dorsal View Transverse process Neural spine Postzygapophysis 2nd
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Frog Embryology The Egg The frog egg is a huge cell; its volume is over 1.6 million times larger than a normal frog cell. During embryonic development‚ the egg will be converted into a tadpole containing millions of cells but containing the same amount of organic matter. * The upper hemisphere of the egg — the animal pole — is dark. * The lower hemisphere — the vegetal pole — is light. * When deposited in the water and ready for fertilization‚ the haploid egg is at metaphase of meiosis
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A few days later‚ Betty tells Piper that they’ll be going to the Fourth of July picnic‚ Piper gets excited because it would be a chance to make friends. But Milly Mae Miller‚ the town gossip‚ has spread a rumor that Piper is crazy. She makes‚ and almost immediately loses a new friend‚ Susie Miller. Piper embarrasses herself when she keeps missing the ball during the game‚ and Milly Mae Miller isn’t helping; she keeps sneering at Piper. Determined to prove herself‚ Piper then flies to catch the ball
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Following the reading of Manny’s situation‚ there are no doubts that Manny is a troubled teenager who is in desperate need of assistance and guidance. He has stated‚ at this particular point in his life‚ he is uncertain about his continuation of school and how to improve not only his current and future living situation. Based on Erickson’s theory concerning the eight stages of human development‚ Manny’s issues did not start when he reached the adolescence stage; they started in the toddler stage
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Protagonist Holden Caulfield faces many events that make him feel that life is just a depressing way of living. Each opportunity Holden achieves he somehow finds a way to mess it up. In Holden’s perspective life seems really unfair to him. Ever since his little brother died‚ life turned upside down for him. Since the day Holden left school he went through many tough events that made him go back into the past. Holden does not want to grow up. Holden`s personality is very unique. In fact Holden`s
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