Health Science Textbook SSS1-3
Pioneers and Scientists
• African scientists
Growth and Development
• Factors affecting growth
Cells
• Structure of typical animal cells
• Types of cells
• Cell division (mitosis)
• Meiosis
• Formation of tissues organs and systems
Nutrition
• Classes, sources, and functions of food nutrients
• Food tests
• Balanced diet
• Calorific value of food
• The process of digestion, absorption, assimilation
• Teeth-types, structure, functions, of the different teeth
Beverages and Food Preservation
• Beverages
• Food preparation
• Food hygiene
• Food preservation
Respiration
• The respiratory organs of humans
• External respiration
• Tissue respiration
• Respiratory disorder
Structure and types of muscles
• Movement of the arm
• Posture and postural defects
First Aid
• The First Aid kit
• Accidents
• Safety education
• Disaster relief
Excretion
• The urinary system
• The kidney
• Urine formation in the kidney
• The lungs and skin as excretory organs
Physical Health
• Body forms
• Factors for maintenance of health
• Personal hygiene
• Homeostasis
Emotional and Mental health
• Attributes of emotional health
• Personality defence mechanism
• Metal illness
Chemical Substances that affect Behaviour
• Tobacco
• Impact of tobacco smoking
• Drugs
o Types of drugs
• Alcohol
