Category: General Anatomy and Physiology
The respiratory system is composed of organs that facilitate gas exchange between the blood and the external environment. Which of the following describes the group of organs that function during gas exchange?
Answer:
Organ system
A group of organs that work together to perform several related functions is an organ system.
Organelle refers to a specialized structure within a cell that performs a specific function necessary for the cell’s survival and operation. Organelles are often enclosed by membranes, which separate their internal environment from the rest of the cell, allowing them to carry out their roles efficiently.
Tissues are a collection of specialized cells that perform a specific functions (e.g. protection, support, nerve conduction and movement).
Organ refers to a group of tissues that has a specialized function.
Below is a model representing the hierarchy of the structure of the human body:
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