Matters of the Heart
Name the chambers of the heart
- Right Atrium
- Right Ventricle
- Left Atrium
- Left Ventricle
What is the medical term for stopping the flow of blood at the site of an injury?
Hemostasis
The gas exchange in the blood between arteries and veins happens where?
Capillaries
Plasma and serum are both liquid portions of blood samples that are retrieved in different ways. What is the biggest difference between the 2?
Plasma is the liquid portion of unclotted blood and serum is the liquid portion of clotted blood
A person with Type O blood does not have antigens for A or B blood types. What antibodies does this person have?
Both A and B. Type O people can only receive type O blood
The heart has 3 layers. What are they?
- Endocardium
- Myocardium
- Epicardium
1. Coagulation
2. Fibrinolysis
What are the cellular components of blood?
- Erythrocytes
- Leukocytes
- Platelets
What additive is needed in order to obtain plasma?
Anticoagulant
A person with type A blood has antibodies to type B blood. What Antigens do they have?
A
There are 3 types of circulation, what are they?
- Coronary
- Pulmonary
- Systemic
What do Fibroblasts do?
Dissolve the clot
Erythrocytes (RBCs) originate where in the body?
In the bone marrow
Is fibrinogen present in plasma or in serum?
Plasma
A person with type B blood has received the wrong blood from the blood bank due to an error. What could happen as a result of this?
The patients red blood cells will break down causing:
- fever
- shock
- renal failure
- death
Name the major difference between Arterial Blood and Venous Blood
Arterial blood is oxygenated and venous blood is not.
You have just learned that your patient has a lack of clotting ability due being on blood thinners. What must you do to ensure your patient's well being after your phlebotomy procedure?
Hold pressure for a minimum of 3-5 minutes and ensure that the bleeding has stopped before leaving
What is the most numerous white blood cell in the body that increases in numbers during bacterial infection or inflammation?
Neutrophils
What are the layers you should see in a serum tube that has been centrifuged?
Serum on top
Clotted blood on the bottom
A person with type AB blood has what antigens and what antibodies?
AB antigens and no antibodies, making them a universal recipient
The average adult has how many pints of blood?
8-12
Your patient has told you that that don't like needles and they're afraid. You talk to them to distract them from the needle the best you can. Unfortunately, they jerk their arm when you insert the needle. You are aware that you're needle has now gone all the way through the vein you selected. What will most likely form now, due to the needle going too deeply and through the vein?
A hematoma
The smallest formed elements that are fragments are megakaryocytes that aid in the prevention of blood loss.
Platelets
When plasma has been centrifuged, the blood separates into 3 defined layers. The plasma itself sits on top and the red blood cells sink to the bottom. What is the middle layer called and what does it consist of?
The Buffy Coat
- WBCs
- Platelets
What blood type has been named the universal donor, meaning everyone can receive this blood type without complications or reactions?
Type O