Soc 14 Flashcards
Muscle types are divided into groups, what groups are they?
Voluntary
Involuntary
Cradiac
What are voluntary muscles
You are able to contract and relax them. They are made up of cylinder shaped fibres.
What are involvuntary muscles
These are not under our control. They contract and relax automatically controlled by invoolvantary nervous system.
Where are the involvantary muscles found?
Digestive organs
Urinary system
Circulatory
What are involuvantary muscles made up of?
Spindle shaped fibres
What are cardiac muscles
These spreadelectronical signals from the brain straight through the heart so that all the cells can contract together
Where can cardiac muscles be found
Found in the wall of the heart
What are cardiac muscls made of
They are made of interlaced fibers
What are the three main functions of the cardio-respiratory system
It transports oxygen, carbon dioxide and nutrients
It helps the blood clot
It controls your body temperature
