Parts of the Circulatory System
What type of muscle is found in your artery?
smooth
The _________ vena cava delivers blood from the lower part of the body to the heart
Inferior
Which two chambers does blood go into as it enters the heart?
Left and Right Atria
Which type of blood cell fights infections?
white blood cells
The circulatory system is a _______ system, because blood does not _________ or _________ the system
closed, enter, leave
Blood leaving the right ventricle goes to the _______
lungs
how wide is a red blood cell in micrometers or how many red blood cells lined side by side would fit into 1 mm.
10 micrometers or 100 rbcs would fit into 1 mm
The word Pulmonary suggests something related to the _____________
lungs
While in the _______, blood picks up __________ and gets rid of ___________ _____________.
lungs, oxygen, carbon dioxide
which type of blood vessels have thin walls with valves.
veins
Red blood cells contain a chemical called ______________ that carries ___________ to your cells and carries ___________ ___________ away from your cells.
hemoglobin, oxygen, carbon dioxide
The liquid component of blood is called the __________
plasma
The valve between the left atrium and the left ________ has ___ (number) flaps. The flaps are prevented from being pushed back into the left atrium by chordae _______ and __________ muscles.
ventricle, 2, tendinae, papillary
Why do red blood cells look like a flattened disc?
increase surface area for diffusion of gases
Name the four main blood types
A, B, AB, 0
The ______ valve prevents back flow of blood from the _______ artery into the right ventricle. It has ___ (number) flaps and is ____ supported by chords and muscles
pulmonary, pulmonary, 2, not