Specialised Cells
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The function of a muscle cell is to
Contract and cause movement or shape change
The muscle cell has the following specialisations to enable it to perform its function
Long and thin, so conform layers
Where are muscle cells found
Muscle cells are found in parts of the body that require movement or changing shape
What is the function of ciliated cells?
Move substances along the surfaces of passages
What specialisation is the ciliated cells have perform its function
They are column shape, so can stack together to form a layer
Where is ciliated cells found?
In passages that have substances such as mucus that need moving along
What is the function of a root hair cells?
To absorb water and minerals from the soil
What specialisations do root hair cells have to perform their function?
They have hair like extensions to provide a large surface area
Where are root hair cells found?
On the outer surface of roots and plants
What is the function of the xylem cell?
To transport water and minerals up the plant
What specialisations do xylem cells have to perform their function
They have thick side cell walls for strength
What is the function of a red blood cell?
To carry Oxygen around the body for respiration
What specialisations do red blood cells have to perform their function?
They contain haemoglobin which carries oxygen molecules around the body
Where are red blood cells t found?
They are found all around the body where oxygen is needed
How many types of muscle cells are there and what are they?
There are three: Heart muscles (cardiac) Smooth-muscle cells Skeletal muscle cells
What is the function of smooth muscle cells?
To make thin sheets of muscle such a stomach lining
What is the function of the heart muscle?
To contract and relax to pump blood around our bodies
What is the function of the skeletal muscles?
To contract and make bones move, and make joints bend
What is the function of a nerve cells?
Transmit electrical signals in the nervous system
Nerve cells have a following specialisations to enable it to perform its function
They are thin and can be more than 1 m long in your spinal cord. This allows them to carry messages up and down the body over large distances very quickly.
Where are the nerve cells found?
They are found around your body, but specifically in your brain and spinal cord