Cell Organisation Flashcards
What are large multicellular organisms made up of?
Organ systems.
Specialised cells carry out…
Particular functions.
The process by which cells become specialised for a particular job is called what?
Differentiation.
What is differentiation?
The process by which cells become specialised for a particular job.
When does differentiation occur?
During the development of multicellular organisms.
Specialised cells form what?
Tissues.
Tissues form what?
Organs.
Organs form what?
Organ systems.
Large multicellular organisms have different what?
Systems inside them for exchanging and transporting material.
What does multicellular mean?
Organisms that consist of more than one cell.
Name 3 multicellular organisms
Cow.
Elephants.
Monkeys.
Similar cells are organised into…
Tissues.
What is a tissue?
Is a group of similar cells that work together to carry out a particular function.
Include more than 1 type of cell.
Give 3 types of tissues that are in mammals?
Muscular tissue.
Glandular tissue.
Epithelial tissue.
What does muscular tissue do in mammals?
Contracts to move whatever its attached to.
What does glandular tissue do in mammals?
Makes and secretes chemicals likes enzymes and hormones.
What does epithelial tissue do in mammals?
Covers parts of the body.
Name the 3 types of muscular tissue?
Cardiac.
Smooth.
Skeletal.
Name the 2 types of glandular tissues?
Exocrine.
Endocrine.
An organ is a group of…
Different tissues that work together to preform a certain function.
What 3 tissues is the stomach organ made up of?
Muscular.
Glandular.
Epithelial.
What does muscular tissue do in the stomach?
Moves the stomach wall to churn food up.
What does the glandular tissue do in the stomach?
Makes digestive juices to digest food.
What does the epithelial tissue do in the stomach?
Covers the outside and inside of the stomach.
What does the digestive system do?
Breaks down food.
What 5 organs is the digestive system made up of?
Stomach. Liver. Small intestine. Large intestine. Glands.
What do the glands do in the digestive system?
Produce digestive juices.
Name 4 glands in the digestive system?
Salivary.
Gastric.
Pancreas.
Liver.
What does the stomach do in the digestive system?
Digest food.
With the help of the small intestine.
What does the liver do in the digestive system?
Produces bile.
What does the small intestine do in the digestive system?
Absorbs soluble food molecules.
What does the large intestine do in the digestive system?
Absorbs water from undigested food.
Leaving faeces.
How does the digestive system exchange materials with the environment?
Taking nutrients.
Releasing substances such as bile.
