Study Guide for BI 121 Exam 1 Chapters 1, 2, 3

Chapter 1

  • Define anatomy and physiology
  • Explain the relationship between anatomy and physiology
  • Describe or diagram the levels of biological structural organization
  • List the 11 body systems, giving at least one major structure and one major organ for each system
  • Describe the necessary life functions
  • Describe the body’s survival needs
  • Define homeostasis
  • Describe or diagram the elements of a homeostatic control system
  • Compare and contrast positive feedback and negative feedback, give an example of each.
  • Identify the anterior and posterior body landmarks
  • Use the proper directional term when describing the location of an organ or structure
  • Identify the three main types of planes/sections
  • Identify the major body cavities and their subdivisions
  • Identify the major organs found in the major body cavities and their subdivisions.
  • Use abdominopelvic regions and quadrants to identify the locations of underlying organs

Chapter 2

  • Define matter and energy, give examples of each
  • Define potential and kinetic energy, give an example of each
  • Identify the four types of energy, give an example of each
  • Describe one way energy can be converted from one form to another
  • Describe or diagram the structure of an atom in both the planetary and orbital model
  • Describe how atoms differ from each other (think #’s of subatomic particles)
  • Define isotope
  • Give an example of a molecule and compound
  • Describe the roll of electrons in chemical bonding
  • Explain how the “rule of 8’s” determines the number of bonds an atom can make
  • Define ionic bonds, give an example
  • Define covalent bonds, give an example
  • Define hydrogen bonds, give an example
  • Describe the three types of chemical reactions
  • Differentiate between organic and inorganic compounds
  • Describe the 4 properties that make water so vital to living things
  • Define salt, give an example
  • Compare and contrast acids and bases, give an example of each
  • Understand how to use the pH scale to indicate acidity or alkalinity
  • Compare and contrast the four major macromolecules, give an example of each
  • Describe the importance of biological enzymes
  • Describe or diagram the structure of ATP
  • Describe why ATP is so important for cells to function properly

Chapter 3

Part 1

  • Define interstitial fluid and intracellular fluid
  • Identify or describe the nucleus, cytoplasm, and plasma membrane
  • List the structures of the nucleus, and explain the function of chromatin and nucleoli
  • Identify or describe the organelles of a cell, and list their general functions
  • Describe the membrane junctions that hold cells together
  • Explain how structure and function apply to cell types
  • Define selective permeability
  • Describe passive and active transport processes
  • Describe how diffusion works
  • Describe how osmosis works
  • Differentiate between simple diffusion and facilitated diffusion
  • Describe how filtration works
  • Define solute pumping and bulk transport
  • Describe or diagram the process of DNA replication
  • Describe or diagram the stages of mitosis and what is happening in the cells during each stage
  • Define gene
  • Compare and contrast DNA and RNA, give at least 3 differences between the two
  • Describe or diagram the process of transcription
  • Describe or diagram the process of translation

Part II

  • List the four types of body tissues
  • Describe the classification of epithelial tissue, give locations where the various types of epithelial tissue can be found
  • Define endocrine gland and exocrine gland
  • Describe the classification of connective tissue, give locations where the various types of connective tissue can be found
  • Describe the classification of muscular tissue, give locations where the three types of muscle tissue can be found
  • Describe what types of cells can be found in nervous tissue
  • Describe the processes of regeneration and fibrosis

Use this study guide, the lecture notes, the textbook, and plenty of quality study time to properly prepare for the exam.