The Heart
What is the rhythm of the heart called?
The Heartbeat
What do veins do?
Carry deoxygenated blood towards your heart
Commonly used to listen to lung sounds and heartbeats
Stethoscope
In an open circulatory system how does blood flow?
Freely
What is the main trunk of the arterial system?
The Aorta
Where does blood flow start?
The Right Atrium
True or False - Arteries are located close to your skin
False
Why - Veins are closer to the surface of your body, and arteries are deep inside your muscles.
Arrhythmia is
A problem with the rate or rhythm of your heartbeat
What is a closed circulatory system?
A circulatory system where the blood is contained within the blood vessels
What does blood flow involve?
Your lungs, heart chambers, valves, blood vessels
Name the four major heart Valves
Tricuspid Pulmonary Mitral Aortic
(Toilet Paper My Asset)
Is blood always red when in the blood vessels?
Blood is always red but the shade of red depends on how much oxygen is in the red blood cells
This disease is common in the heart of dogs
Heartworm
What are some organisms with a Closed system?
Earthworms, Humans, Birds, Dogs, Cats
Where does deoxygenated blood go after it leaves the heart?
It goes to the lungs
What brings blood to the heart and what brings blood away?
Veins bring blood to the heart - Arteries bring blood away from the heart
What do capillaries do?
Transport blood, nutrients and oxygen to cells in your organs and body systems
Abnormal sound associated with the turbulent flow of blood is...
A Heart Murmur
What are some organisms with an Open system?
Insects, Crustaceans, Mollusks
What does the heart beating do?
Pushes blood through the two chambers on the right side of your heart
Common blood pressure range for dogs is
110/60 to 160/90
Why do veins appear blue?
Light has to penetrate the skin to illuminate them
Congestive heart failure is when...
There is insufficient cardiac output to meet the bodys needs
Do lobsters have an open or closed circulatory system?
Open Circulatory System
What is the order of blood flow in the heart? (Not Including Valves)
Superior/Interior Vena Cava
Right Atrium
Right Ventricle
Pulmonary Artery
Pulmonary Veins
Left Atrium
Left Ventricle
Aorta