Human Function Flashcards
What are two of the names that are used to refer to the set of functions that pump blood through your body
Circulatory System and and the cardiovascular system
The 3 main units of the Cardiovascular system are
Heart, blood and vessels
A muscle that contracts to pump blood
Heart
Blood moves through the blood vessels from the large arteries to __________ _________ to capillaries to small veins to large veins and back to the heart
Small arteries
Blood moves through the blood vessels from large arteries to smaller arteries to _____, to small veins to large veins and back to the heart.
capillaries
Blood moves through the blood vessels from large arteries to smaller arteries to capillaries to small veins to _____ _____ and back to the heart.
large veins
respiratory system consists of the
nose, throat, trachea
nose, throat, trachea better known as the ______ and the lungs
Windpipe
The trachea branches into ___ tubes called the______
Two; bronchi
two tubes called the _____, one of which goes into each lung
bronchi
The bronchi branch into smaller tubes called the _______, each of which ends in an _____, a tiny spherical sac.
bronchioles; alveolus
Inside the capillaries, the _____diffuses oxygen into the blood and carbon dioxide diffuses out of the blood.
alveoli
In the nervous system there are 3 main parts
the brain, the spinal cord and the nerves.
What function does the nervous system serve
Its function is to receive, process and transmit information, controlling body activities.
The brain has _ main parts
3
The, _______. Which controls functions such as thinking, seeing, and speaking
Cerebrum
Coordinates movement and positions
Cerebellum
The Brainstem controls what
Breathing and Heart Rate
Information is __________ from the brain throughout the nerve which is bundled into the ______ and branches out from there into all parts of the body.
Transmitted; spinal cord
Physical characteristics of organisms are called ______. The passing of traits to offspring through sexual reproduction is called _____
Traits ;heredity
The factors that control traits are called
Genes