cont nod s3 feb 18

1. Colegio Las Cumbres
Nivel Medio - secundaria@lascumbres.edu.ar
ASIGNATURA: Biology
CURSO: Senior 3
PROFESOR/A: Ma. Magdalena Ravagnan
Contenido Nodal Sub-temas inlcuidos en el contenido nodal
Nutrition in humans:
Part 1
- The chemicals of life: carbohydrates, proteins and fats: elements, smallest
units, functions in the body, food sources.
- Enzymes: definition. Effect of the ph and temperature.
-Human nutrition:
- Diet: carbohydrates, proteins and fats. Food tests.
Balanced diet. Vitamins C and D. Minerals: iron and calcium. Deficiency
diseases.
- Human alimentary canal. Mechanical and physical digestion.
Chemical digestion. Absorption. Assimilation. Egestion. Cholera and diarrhoea
- Pathogens: Pathogens and body defences
Lab work:
- Making biological drawings
- Osmosis in potato strips
1°Trimestre
Nutrition in humans:
Part 2
- Respiratory system:
- Features of gas exchange surfaces
- Structures.
-Breathing: Composition of inspired and expired air, movements
- Gas exchange.
-Aerobic and anaerobic respiration: Use of energy released by respiration.
-Transport in humans: Blood: Composition and functions. 2°Trimestre
Maintenance of
organisms
- Transport in humans:
- Heart. Coronary heart disease. Circulation in humans.
- Blood vessels: Arteries, veins and capillaries: structure and functions.
- Homeostasis: Control of glucose in blood
Control of the body temperature: structure of the skin. Effects
when the temperature rises or falls.
3°Trimestre
Esquema de Contenidos para el Período de Orientación, evaluación y promoción- cierre
Febrero 2018