Topic 1: Organisation of the Human Body

• What is the primary focus of physiology?

  How organisms carry out functions
• What does anatomy study?

  Structure of living organisms
• What is macroscopic anatomy?

  Examination using unaided eyesight
• What is microscopic anatomy focused on?

  Study of tissues and cells
• What are the four basic types of tissue?

  Epithelial, connective, muscular, nervous
• What is the smallest independently functioning unit of a living organism?

  A cell
• What is the chemical level of organization composed of?

  Subatomic particles, atoms, molecules
• What is an organ composed of?

  Two or more tissue types
• What does the organismal level represent?

  The largest level of organization
• What is the function of the integumentary system?

  Regulates body temperature and detects sensations
• What is the role of the nervous system?

  Regulates body activities through nerve impulses
• What is metabolism?

  Sum of all chemical processes in the body
• How many important life processes of humans are there?

  Six
• What does responsiveness refer to in life processes?

  Ability to detect and respond to changes
• What is differentiation in the context of life processes?

  Stem cells becoming specialized cells
• What is the importance of homeostasis?

  Maintains stable internal conditions
• What do hormones do in the endocrine system?

  Regulate body activities through blood
• What is the function of the respiratory system?

  Transfers oxygen and carbon dioxide
• What is the function of the urinary system?

  Produces and eliminates urine
• What is the role of the reproductive system?

  Produces gametes and regulates reproduction
• What is the smallest unit of a pure substance called?

  An atom
• What is a molecule defined as?

  Two or more atoms joined together
• Which body systems are involved in eliminating wastes?

  Integumentary, digestive, and urinary
• What is the significance of homeostatic feedback systems?

  They help maintain stable internal conditions
• How do imbalances in homeostasis relate to disorders?

  They can lead to various health issues
• What is the relationship between the nervous system and homeostasis?

  Nervous system detects changes and sends impulses
• What is the role of the endocrine system in homeostasis?

  Secretes hormones to correct changes
• What is the function of the lymphatic system?

  Returns proteins and fluid to blood
• What is the function of the muscular system?

  Body movements and posture maintenance
• What is the function of the nervous system?

  Regulates body activities through nerve impulses
• What is the function of the endocrine system?

  Regulates body activities through hormones
• What is the function of the respiratory system?

  Transfers oxygen from air to blood
• What is the function of the urinary system?

  Produces and eliminates urine
• What is the function of the reproductive system?

  Produces gametes and regulates reproduction
• What is the role of the lymphatic system?

  Returns proteins and fluid to blood
• What is the role of the digestive system?

  Breaks down food and absorbs nutrients
• What is the role of the skeletal system?

  Supports and protects the body
• What is the role of the muscular system?

  Body movements and posture maintenance
• What is the role of the nervous system?

  Regulates body activities through nerve impulses
• What is the role of the cardiovascular system?

  Pumps blood and carries oxygen