Basic Chemistry Flashcards
What is physiology?
The study of the function of the human body
What is a cell?
Basic unit of life
(PQ) it provides?
Protection and Support Movement Communication Growth and Repair Metabolism and Energy production
What do cells form within the body?
Tissues
All living tissues are composed of?
Cells
How many trillions cells are in our body?
Between 30-40 trillion cells
What are the cell three basic parts?
Cell membrane (plasma membrane) - forms the cell’s outer surface
cytoplasm - all contents of the cell exclud. nucleus
Nucleus - largest organelle in cell acts as a cell main control centre
Internal structures are known as?
Organelles = “little organ”
What is a organelle?
Responsible for carrying out a variety of processes and functions inside the cell
Variety refers to ?
200 different types of cell in the human body
Muscle cells are ?
Specialised for contraction and movement
Blood cells are?
Specialised for transport and defence
Lung cells are?
Specialised for movement and gases
Gut cells are?
Specialised for absorption and secretion
Lining cells (epithelial cells) are?
Specialised for several; functions