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RTE Week 4 Test

RTE Week 4 Test and quiz study guide

QuestionAnswer
What are the functions of Blood Transport of cells and compound, regulate ph & electrolytes, limit blood loss, defend against pathogens, and regulate body temp
Describe the pH of Blood Slightly alkaline (7.4 average)
What is the unique composition of whole blood consist of Plasma (liquid component) and formed elements
Plasma is a concentrations of what Dissolved gases and proteins
What is the most abundant protein in plasma Albumins
Plasma needs what protein for blood clotting Fibrinogen
What is a biconcave disc with a thin central region, a thick outer margin and no nucleus Erythrocytes (RBC)
Fresh whole blood is usually collected from a Superficial vein
What is the composition of blood Cell fragments, plasma, blood cells, and formed elements
Where are red blood cells formed Only in the red bone marrow
Another name for Red Blood Cells (RBCs) Erythrocytes
What percentage of the whole blood volume (solid) is RBCs 45%
What is the life span of a RBC 4 months (120 days)
What is the globular protein composition of a RBC protein chain 4 and heme 4
How many ions of iron does the heme molecule hold One
What protein stimulates the production of RBCs by the bone marrow Erythropoietin (EPO)
When is EPO released When there are decreased oxygen levels
What are small membrane enclosed packets of cytoplasmic fragments that contain enzymes and factors important to blood clotting Platelets
During formation RBCs lose most of their organelles including Mitochondria, ribosomes, and nuclei
Where are WBC stem cells produced Bone marrow
What do WBCs help defend the body against Pathogens, toxins, wastes, abnormal cells, and damaged cells
What is the atrioventricular valve that is located on the side of the heart that receives the superior vena cava is the Tricuspid valve
Blood vessels in the cardiovascular system are subdivide into the Pulmonary circuit and Systemic circuit
Carries blood away from the heart and carries it to the capillaries Arteries
Discharges blood into the pulmonary circuit (lungs) Right Ventricle
The skeleton of the heart consists of Fibrous connective tissue that concircle the bases of the large blood vessels and each of the heart valves
Receives blood from the lungs (pulmonary circuit) Left atrium
Anchors the heart to surrounding structures Pericardium
Covers the outer surface of the heart Visceral Pericardium
Another name for the visceral pericardium epicardium
loose fitting sac around the heart Parietal pericardium
The function of the atrium is to Collect blood
Valve located between the left atrium and left ventricule Bicuspid or mitral
The wall of the heart has three distinct layers what are they Epicardium, myocardium, and endocardium
Folds of fibrous tissue that ensures a one-way flow of blood from the atria into the ventricules atrioventriuclar (AV) valve
What is the function of the fibrous skeleton Maintains shape, isolate muscles, and distribut force
What arteries branch from the base of the aorta Coronary arteries
Average pressure on the right ventricle is Considerably lower
During the electrical activity of the heart when will there be a ventricular depolaization QRS complex
What is the max rate of contraction in normal cardiac muscle fibers 200
Have the highest blood flow Arteries
Where does chemical and gases exchange between the blood and interstitial fluid occur Capillaries
Which part of the arteries and veins contains the muscle layer Tunica media
Thick walled vessels with a degree of distensibility Elastic arteries
Blood flow through the circulation system is affected by Viscosity of blood, friction, length & diameter of vessels, and pressure differences
Blood pressure pressure in the systemic arteries is greatest during Ventricular systole
Cardiovascular functions are regulated by Venous return, neural factors, and endocrine factors
Baroreceptors involved in cardiovascular regulation are located in the Carotid sinuses
Celiac artery provides blood to the Liver and spleen
Supplies blood to parts of the digestive tract Superior mesenteri artery (SMA)
Artery that supplies blood to the brain Vertebral
Pulse point on the wrist Radial artery
After passing the first rib, the subclavian artery turns into the Axillary artery
The vessels that permit exchange of materials between the cells and blood are termed Capillaries
The pacemaker cells of the heart are located in the SA node (Sinoatrial node)
Blood from the systemic circulation returns to the heart by the way of the Venae cavae
Which of the following is the top number in a blood pressure reading Systolic pressure
Which of the following blood vessels hold the greatest volume of blood Veins
At the level of the first rib, the axillary vein becomes the Subclavian vein
The radial and ulnar veins fuse to form the brachial vein
Near the level of vertebral L4, the aorta branches to form the Common iliac arteries
The ____ divides the aorta into a superior and thoracic aorta and inferior abdominal aorta Diaphragm
The internal carotids and the basilar artery are interconnected by an anastomosis called the Circle of Willis
what carries blood away from the heart Arteries
What carries blood back to the heart Veins
In the upper arm the axillary becomes the Brachial artery
Blood pressure is the highest in the Artery
Blood type is determined by or absence of a specific Antigens
On the outside surface of RBC agglutinogens
Three phases in hemostasis vascular, platelet, coagulation phases
compression of the heart that occurs when blood or fluid builds up in the space between the myocardium and the pericardium. Cardiac Tamponada
is a medical procedure to obtain safe access to blood vessels and other hollow organs. Seldinger tech.
oil based iodine used in this procedure lympthangiogram
Opposite the carotid arteries in the venous system Internal and external jugular
Created by: Joker71
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