Module 1 Flashcards
What is physiology?
The study of the normal functioning of a living organism and its components parts, including all its chemical and physical processes
What type of property is being described: properties of a complex system that cannot be explained by a knowledge of a systems individual components
Emergent property
What is tissue and what makes up tissue?
Tissue is a collection of cells carrying out related functions. Made up of cells.
What is an organ and what makes up an organ?
An organ is a formation of tissues into a structural and functional unit. Made up of tissue.
What is an organ system?
Integrated groups of organs
Function is considered a ____ approach.
Teleological (why)
Mechanism is considered a ____ approach.
Mechanistic (how)
Does physiology focus on the teleological or mechanistic approach?
Physiology focuses on the mechanistic approach, interested in “how” something happens
The ability to maintain a relatively stable internal environment is known as what?
Homeostasis
What are some external and internal factors that could disrupt homeostasis in the human body?
External: toxic chemicals, physical trauma, pathogens
Internal: abnormal cell growth, autoimmune disorders, genetic factors
What type of fluid would we expect to find surrounding cells? What is the function of this fluid?
Extracellular fluid (ECF). Serves as a buffer between cells and the external environment
What is an example of ECF?
Blood plasma
Which cellular structure separates cells from the ECF
Cell membrane
If the amount of substance in the body is to remain constant, any gain must be offset by equal loss according to the ____.
Law of mass balance
Body compartments are in a ____ state.
Dynamic steady state
