CH. 1 - Major Themes in A & P Flashcards
Introduction
List the Hierarchy of Complexity in order:
- Atoms
- Molecule
- Macromolecule
- Organelle
- Cell
- Tissue
- Organ
- Organ Systems
- Organism
Atoms make up _____.
Molecules
Molecules make up _________ and ___________ .
Macromolecules and Organelles.
Organelles make up ________.
Cells
Cells make up _________.
Tissues
Organs make up ______ _______.
Organ Systems
Organ systems make up _________.
Organisms
A single, complete individual
Organism
A group of organs with a different collective function, such as: circulation, respiration, or digestion.
Circulation - the movement of blood through the body
Respiration - organs and tissues that help you breathe
Digestion - breaks down food into simple nutrients (carbohydrates, fats and proteins)
Organ System
A structure made of two or more tissue types that work together to carry out a particular function.
- Have anatomical boundaries and are visibly able to differentiate from close structures.
Organ
T or F. The large organs visible to the naked eye, often has smaller organs that you can only see with a microscope.
True
The largest organ of the body is _____.
Skin
The small tiny organs that are connected to the skin:
- Hair
- Nail
- Gland
- Nerve
- Blood vessel
T or F. A single organ can belong to two organ systems.
Give an example.
True. The pancreas belongs to the endocrine and digestive system.
A group of similar cells and cell products that forms a divided region of an organ and performs a specific function.
Tissue