Definition

1. Noun:
   • The biological study of the normal functions and processes of living organisms and their parts: This is the scientific discipline concerned with how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical and physical functions necessary for life.
   • The characteristic functions and processes of a living organism or any of its parts: This refers to the actual operational activities and mechanisms within an organism, such as digestion, circulation, or neural signaling.

Usage Examples

• Noun:
  • She majored in physiology to understand how the human body works.
  • Plant physiology examines processes like photosynthesis and respiration.
  • The physiology of the heart involves rhythmic contraction and relaxation to pump blood.

Advanced Usage

• Comparative physiology: The study of how physiological processes vary across different species.
  • Comparative physiology helps us understand evolutionary adaptations in animals.
• Exercise physiology: A sub-discipline focusing on how the body responds and adapts to physical activity.
  • His research in exercise physiology focuses on muscle fatigue.
• Pathophysiology: The study of the functional changes that accompany a disease or syndrome.
  • Understanding the physiology of a system is a prerequisite for studying its pathophysiology.

Variants and Related Words

• Physiological (adj): Relating to the normal functions of a living organism.
  • The drug had a significant physiological effect on blood pressure.
• Physiologist (n): A scientist who specializes in physiology.
  • The physiologist presented her findings on sleep cycles.

Synonyms

• Function: The special, normal, or proper activity of an organ or part.
• Biological function: A process or activity specific to living organisms.

Related Phrases

• Cell physiology: The study of the functions and activities of cells.
  • Her work in cell physiology focuses on membrane transport.
• Human physiology: The scientific study of the functions and mechanisms in the human body.
  • The textbook provides a comprehensive overview of human physiology.

Noun

1. processes and functions of an organism
2. the branch of the biological sciences dealing with the functioning of organisms