Cell Organisation (Christ) Flashcards
What is the name of the process by which cells become specialised?
Differentiation.
When does differentiation occur for a cell?
During the development of the multicellular organism.
An organism made up of different organ systems and cell types is known as a ___________
Multicellular organism.
Specialised cells form ______, which form _______, which form __________
Specialised cells form TISSUES, which form ORGANS, which form ORGAN SYSTEMS.
What is a tissue?
A group of similar cells which work together to carry out a particular function. It can include more than one type of cell.
Name the 3 different types of tissue in mammals.
Muscular Tissue Glandular Tissue Epithelial Tissue
What is the function of muscular tissue?
Muscular tissue contracts to move whatever it’s attached to.
What is the function of glandular tissue?
Glandular tissue makes and secretes chemicals, like enzymes and hormones.
What is the function of epithelial tissue?
Epithelial tissue covers/lines some parts of the body, e.g the inside of the gut.
Tissues are organised into ______
Organs.
What is an organ?
An organ is a group of tissues that work together to carry out a certain function.
Name the tissues that form the organ of the stomach and their functions in the stomach.
Muscular tissue - expands and contracts to churn up the food. Glandular tissue - makes digestive juices (enzymes) to digest food. Epithelial tissue - covers the outside and inside of the stomach.
Organs are organised into _______
Organ systems
What is an organ system?
A group of organs working together to perform a particular function.
Give an example of an organ system.
The Digestive System.
Here’s a diargam, fucking learn it.
