substances used by the body Exocrine gland Secretes chemical substances into a duct Endocrine gland Ductless glands that secrete hormones Target cell Cell on which the hormone exerts an effect Affects of hormones Activation or inactivation of enzymes‚ stimulates mitosis‚ plasma membrane permeability change‚ synthesis of proteins or enzymes in the cell. Hormone mechanisms Steroid or nonsteroid hormones Steroid hormones Diffuse plasma membrane‚ enter nucleus‚ bind‚ synthesis of receptors‚ hormone
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I work in the respiratory system department. There are five more interesting facts I would like to share with you about my department. The first is that there are four processes that make up respiration: pulmonary ventilation‚ external respiration‚ transport of respiratory gases‚ and internal respiration. It also consist of two zones: the respiratory zone and the conducting zone. The respiratory zone is the actual site of gas exchange. The conducting zone is all the other respiratory passageways that
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FLASH Reproductive System Grades 9-12‚ Lesson 2 Student Learning Objectives The student will be able to … 1. locate and name at least 80% of the parts of the male and female reproductive systems. 2. describe the path of an egg (ovum) during menstruation. Describe the path of a sperm during ejaculation. 3. understand there is a wide range of “normal” anatomy. Agenda 1. Discuss the purpose of the lesson. 2. Brainstorm with the class about body parts. 3. Use Reproductive System Visuals 1-6 to continue
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in three different ways. The ATP/CP system‚ anaerobic system and the Aerobic system all combine during periods of exercise to allow our bodies to continue exercise or playing sport. Most sports have a major system which takes up the bulk of the energy production during the activity and the timing in switching from one to another. This plays a major role in success in the playing arena. In a sport such as Australian Rules football it is important that the systems can switch back and forth between one
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This project is based on ‘The Excretory System’. It has vital information such: What it is‚ the functions‚ what makes it up‚ the importance of the system in physical activity and what happens if the system does not work. It contains diagrams‚ pictures and even interesting facts. Enjoy! Acknowlegement We would like to thank the Lord for providing us with the ability to put together this project. We would like to our parents for helping us to gather and put all this information together
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EM 503 – SYSTEMS AND ORGANIZATION‚ Spring 2013 TAKE-HOME FINAL EXAM 1.PEGASUS Mission: Its belief is that everybody has the right to fly. The Pegasus Family‚ our suppliers and our partners work together in cooperation to achieve this goal. Vision: To be the leading low-cost airline in our region with our innovative‚ rational‚ principled and responsible approach. The Goal Space: Due to its focus on low cost airline aim and input Pegasus Airline is highly efficient company
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GE 259 Lymphatic System June 24‚ 2014 1. What is the significance of a lower-than-normal hematocrit? What is the effect of a bacterial infection on the hematocrit? A lower than normal hematocrit indicates anemia‚ a condition in which the body does not have enough healthy red blood cells. Red blood cells provide oxygen to the body tissues. If you have a bacterial infection‚ your white blood cell count would increase because as the wbc’s are fighting off the infection they die off releasing a
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The Nervous System The nervous system is the most complex part of the body‚ as they govern our thoughts‚ feelings‚ and bodily functions. It is an important factor in science because it can lead to new discoveries for cures or diseases. The studies of the nervous system helped lower death rates from heart disease‚ stroke‚ accidents‚ etc. The nervous system is a network of neurons (nerve cells) that that sends information to the brain to be analyzed. Neurons live both in and outside the central nervous
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The Education System Education is the experiences that have a formative effect on the mind character or physical being. It is a form of learning where we transfer our knowledge‚ skills and habits to the generation that follow us so that they may improve upon it and better themselves and the people around them. In Trinidad and Tobago education is free and compulsory between the ages of 5 and 16. Although it may seem like an easy system to put together‚ the education system takes the input and cooperation
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The Immune System The immune system is a group of cells‚ molecules‚ and tissues that help defend the body against diseases and other harmful invaders. The immune system provides protection against a variety of potentially damaging substances that can invade the body. These substances include disease-causing organisms‚ such as bacteria‚ fungi‚ parasites‚ and viruses. The body’s ability to resist these invaders is called immunity. A key feature of the immune system is its ability to destroy
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