Biology 4th

(A more detailed list of contents is on the campus). Unit 1: Characteristics and classification of living organisms
- List and desrcibe the 7 characteristics of living organisms. - Define the bionomial system of classification - Recognize the main features of: bony fish, amphibians, reptiles, birds, mammals, Flowering plants (monocotyledons vs dicotyledons), crustaceans, arachnids, myriapods, annelids, nematodes, molluscs. Unit 2: Organization and maintenance of the organism
- State that living organisms are made up of cells - Describe a palisade cell and a liver cell as seen under a light microscope. - State the functions of the structures that can be seen under a light microscope - Relate the structure of the following cells with their functions: ciliated cells, root hair cell, xylem vessel, muscle cell, red blood cell. - Calculate magnification and size of biological specimens - Define diffusion, active transport and osmosis and their importance. - Explain the effects of pH and temperature on enzyme activity - Explain enzyme action in terms od the lock and key model. - Describe the role of enzymes in the use of biological washing powders, and in fruit industry (pctinase and fruit juice). - List the chemical elements that make up carbohydrates, fats, proteins and the basic units that form them. - Describe the tests for: starch, reducing sugars, protein, fats. - List the main sources and the importance of carbohydrates, fats, proteins, vitamins C and D, mineral salts (calcium and iron), firbe, water. - Describe the deficiency symptoms for Vitamins C and D and minerals calcium and iron. - Describe the use of microorganisms in the food industry with reference to youghurt and single cell protein. - Describe the benefits and health hazards associated with food additives. - State what is meant by a balanced diet. - Describe the effects of malnutrition: starvation, coronary heart disease, constipation, obesity. - Discss ways in which the use of modern technology has resulted in an increased food production. - Discuss the problems of world food supplies. - Discuss the problems that contribute to famine. - Describe the regions of the human alimentary canal and their functions. - Define ingestion, digestion, absorption, assimilation, egestion. - identify types of human teeth and their function. - State causes of dental decay and how to prevent them. - Describe the importance of villi in absorption. - Describe the hearts structure and it related functions. - State the effects of exercise in heart rate and depth as a result of adrenaline release. - Relate the structure of arteries, veins and capillaries to their structure. - State the functions of the different components of blood. - Describe the functions of the inmune and lymphatic system. - Define respiration and distinguish between aerobic and anaerobic respiration. - Describe the effect of lactic acid in muscles. - identify and state the functions of the different structures of the respiratory tract. - Explain the link bewteen physical activity and breathing rate and depth. - Describe the functions of the kidneys related to their structure - Recognize in a drawing: kidneys, ureter, bladderm urethra, renal vein, renal artery, vena cava, aorta. - Describe the role of the liver in breaking down waste and toxic substances. - Identify motor, sensory and relay neurons. - Describe the action of antagonistic muscles. - Describe the structure and function of the eye including accomodation and pupil reflex. - Discuss the use of hormones in food production. - Identify on a diagram of the skin its different structures. - Describe the maintainance of a constant body temperature. - Describe the control of glucose concentration in blood. - Explain the concept of control by negative feedback. - Describe the medicinal use of antibiotics to kill bacteria (not viruses) - Describe the effects of abuse of heroin. - Describe the effects of abuse of alcohol. - Describe the effects of tobacco smoke. Compare mitosis and meiosis and state their functions. Identify on diagrams the male and female reproductive organs and state their functions. Describe the menstrual cycle including the role of the hormones FHS, LH, oestrogens and progesterone. Outline the development of the embryo and the fetus. Describe the functions of the placenta, umbilical cord, amniotic fluid and amniotic sac. Describe the ante-natal care of pregnant women. Outline the processes involved in labour and birth. Compare breastfeeding with bottle-feeding using formula milk. Describe the role of testosterone and oestrogen in the development of secondary sexual characteristics. Describe artificial insemination and the use of hormones in fertility drugs, and discuss their social implications. Describe the symptoms, effects and treatment of gonorrhea. Describe the methods of transmission of HIV and the ways it’s transmission can be prevented. Outline how HIV affect the immune system in a person with HIV/AIDS.


Use of lemon grass oil as feed additive in weanling pigs diets

Deutscher Tropentag 2002 Witzenhausen, October 9-11, 2002 Conference on International Agricultural Research for Development Use of Lemon Grass Oil as Feed Additive in Weanling Pig Diets Wandee Tartrakoona, Kattika Wuthijareea, Therdchai Vearasilpa, Udo ter Meulenb a Department of Animal Science, Faculty of Agriculture, Chiang Mai University, Chiang Mai 50200, Thailand. E-mail: a

Microsoft word - 2_dermalna polnila_final_ang.doc

Are the body's own substances (based on the hyaluronic acid) applied for the correcton of the shape of the lips, the correction/emphasis of the chin, cheekbones and lower jaw, even the shape of the nose or other irregularities left after the surgical treatment. We use Teosyal, Surgiderm, Juvederm and Antehis. Injecting of natural remedies (hyaluronic acid), filling-up the lines and Short descrip

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