Therapeutic phlebotomy can be used to treat what condition?
Hemochromatosis
What is NOT one of the four major groups which the phlebotomist's work
... [Show More] duties are categorized?
Infection Control
Expiration dates should be include in quality control records (true or false).
True
A phlebotomy technician may work in which of the following settings?
All of the above- Blood banks, pharmaceutical firm, research firm
The chain of infection includes all of the following except-
The head nurse
What is the first thing you should do if you are accidentally stuck by a used needle?
Wash the site with soap and water
All of the following can influence blood pressure at various places int he body except:
A person's age
Unless otherwise specified, blood pressure is measured at the________
Inside of the elbow
Why should your thumb not be used to measure pulse?
It has a pulse of its own
Bradycardia is when the pulse-
Drops below 60bpm
Where in the body is blood made?
Bone marrow
The pH range of blood is:
7.35-7.45
Red blood cells do not contain a nucleus (T or F)
True
In the average adult, blood makes up about ________ of the body weight.
8%
Erythrocytes are ___________
Red blood cells
The life span of red blood cells is ____________.
100-120 days
Red blood cells are the body's major way of delivering ________ to the body's tissues.
Oxygen
What is the process of the removal of old and defective red blood cells called?
Eryptosis
Leukocytes are ___________
White blood cells
White blood cells are the main cells of the _______________
Immune system
Which of the following is the type of white blood cells that are responsible for allergic reactions?
Basophils
Thrombocytes are ________
Platelets
The function of platelets is to:
Stop blood loss due to wounds
Reserve platelets are stored in the __________
Spleen
Platelets secrete chemicals to urge ________ into a wound.
Fibroblasts
Veins have two layers, while arteries have ____________.
Three layers
_________ are small vessels located in the liver, spleen and bone marrow.
Sinusoids
When coming in contact with patients in protective isolation, it is necessary to wear:
All of the above- gowns, masks, gloves
What is the single most important way to prevent the spread of infection?
Hand washing
Blood pressure ___________ as the circulating blood moves away from the heart.
Decreases
A normal blood pressure reading is ____________
120/80 mmHg
A diastolic heart sound is heard at the time the heart ________________.
Relaxes
Which of the following activities would cause a person's heart rate to slow down?
Sleeping
The normal pulse rate of a 9 year old child is ____________.
75-110 beats per minute
As blood is removed from the body, the blood clots and the fluid are also called _____________ .
Serum
The state of being stead or stable is known as ____________.
Homeostasis
Which of the following does NOT help in the regulation of blood cells?
Brain
The formation of blood cells starts in the bone marrow as _____________.
Stem cells
Plasma makes up ____________ of blood tissue.
55%
The blood volume in an average adult is about ______ liters.
5
The lower the pH level, the more ________ blood is.
Acidic
The most numerous blood cells in the body are __________
Red blood cells
People with a low number of red blood cells are considered to have a condition called __________
Anemia
Which of the following describes the process of development in which new red blood cells are produced?
Erythropoiesis
How long does it take red blood cells to mature?
7 days
About ___________ red blood cells are produced per second.
2 million
Developing red blood cells are also called __________.
Reticulocytes
Eryptosis takes place _____________ the production of red blood cells.
At the same rate as
______________ are developed from cells in the bone marrow called hematopoietic stem cells.
White blood cells
White blood cells contain chromosomes. (t or f)
True
Neutrophils defend the body against ________.
Fungal or bacterial infection
White blood cells are grouped into B cells, T cells, and _________.
NK cells
Macrophages are formed from monocytes. (t or f)
True
Blood clotting is also known as ______.
Coagulation
The average lifespan of platelets is _________.
5-9 days
If a person has insufficient amounts of platelets, it may lead to ___________.
Excessive bleeding [Show Less]