Lesson 1 Flashcards
2 applications of doppler
Detection and grading of atherosclerotic plaques in the internal carotid artery
Diagnosis of deep venous thrombosis
What is the system system
Blood flow from heart to the rest of the body
The heart is located between what intercostal space
3rd and 4th
___-___ml of serous fluid lubricates the heart as it beats
10-20ml
How many one way valves are there
Four
Where are the papillary muscles located
In the ventricle of the heart
Papillary muscles attach to the valves by the
Chordae tendinae
Cordae tendinae are cord like
Tendons
Endocardium is a specialized
Endothelium
Pericardium is _____ tissue
Connective
The circulatory system distributes what as well as blood
Heat
Blood vessels can be catagorised into what 3
Conducting
Distributing/ collecting
Functioning
Conducting vessels include what type of arteries and veins
Elastic arteries and great veins
Conducting vessels are concernec with what task?
The task of condusting oxygen/nutrient rich blood out of the heart and deoxygenated blood and waste back into the heat
What are 4 examples that are conducting vessels
Aorta, ivc, common illiac artery and veins
Distributing and collecting vessels are found more
Distally
Distributing and collecting vessels are more ________ and less ______
Muscular and less elastic
Distributing and collecting vessels collect blood from tissues with varying states of ____ and _____ saturation
Oxygen and nutrients
Collecting veins contain
Valves to prevent backflow
Distributing arteries are able to vary in muscle wall amount based on
The control of the blood supply to the area or organ that they supplu
What is a functioning vessel
Capillaries
What happens at functioning vessels
Exchange of nutrients, oxygen, waste and CO2
Blood flow is influenced by what 4 factors
Cardiac function
Elasticity of walls
Tone of smooth muscle
Millions of branching vessels
Tunica externa is also called
Adventia
What does coapt mean
Collapse
Between arteries and veins, which collapse?
Veins
What is most common complication of impaired cardiac functino
Heart failure
What is a heart attack
Clot in coronary artery blocks the blood flow. This destroys the heart muscle
What is a stroke caused by
Brain not getting enough blood and then the brain tissue dies
What is an aneurysm
Bulge in artery wall anywhere in the body
What can happen if aneurym ruptures
Internal bleeding, or clot dislodges and blocks artery
What is periphery artery disease
Extremity muscles are not getting enough oxygen to perform during exercise
Leg pain when walking is known as what and is a symptom of what
Clotication
Peripheral artery disease
Cardiac arrest is what
Sudden loss of function in the heart, breathing and conciousness
