When coming in contact with patients in protective isolation, it is necessary to wear
A. Gowns
B. Masks
C. Gloves
D. All of the above
A diastolic heart sounds is heard at the the heart
A. Relaxes
B. Contracts
C. Stops
D. Goes into cardiac arrest
What is Relaxes?
As blood is removed from the body, the blood clots and the fluid are also called
A. Plasma
B. Blood
C. Tissue
D. Serum
What is serum?
Which of the following does NOT help in the regulation of blood cells?
A. Brain
B. Liver
C. Spleen
D. Lymph nodes
What is brain?
A. White blood cells
B. Red blood cells
C. Platelets
D. Thrombocytes
What is Red blood cells?
What is the single most important way to prevent the spread of infection?
A. Wearing gloves
B. Avoiding contagious patients
C. Hand washing
D. Wearing a mask at all times
What is hand washing?
Blood pressure ____ as the circulating blood moves away from the heart
A. Increases
B. Decreases
C. Stops
D. Does not change
What is decreases?
A. 80/120 mmHg
B. 120/80 mmHg
C. 180/20 mmHg
D. 20/180 mmHg
What is 120/80 mmHg?
The state of being steady or stable is known as
A. Erythropoiesis
B. Senescence
C. Homeostasis
D. Diastolic
What is homeostasis?
The formation of blood cells start in the bone marrow as
A. Leukocytes
B. Stem cells
C. Hematocytes
D. Bone cells
What is stem cells?
Veins have two layers, while arteries have
A. One layer
B. Two layers as well
C. Three layers
D. Four layers
What is three layers?
Which of the following activities would cause a person's heart rate to slow down?
A. Exercise
B. Ingesting caffeine
C. Hyperventilating
D. Sleeping
What is sleeping?
White blood cells contain chromosomes
A. True
B. False
The blood volume is an average adult is about ____ liters.
A. 1
B. 3
C. 5
D. 10
What is 5?
The lower of the pH level the more _____ blood is
A. Alkaline
B. Neutral
C. Concentrated
D. Acidic
What is Acidic?
_______ are small vessels located in the liver, spleen, and bone marrow
A. Aortas
B. Sinusoids
C. Vena cavas
D. Cardiac veins
What is sinusoids?
B. 75-110 beats per minute
C. 40-60 beats per minute
D. 60-100 beats per minute
What is 75-110 beats per minute?
A. Leukemia
B. Sickle cell disease
C. Anemia
D. Hyperglycemia
How long does it take red blood cells to mature?
A. 3 days
B. 5 days
C. 7 days
D. 10 days
What is 7 days?
About _______ red blood cells are produced per second
A. 500,000
B. 750,000
C. 1 million
D. 2 million
What is 2 million?
Which of the following describes the process of development in which new red blood cells are produced?
A. Erythropoiesis
B. Functional lifetime
C. Homeostasis
D. Hemoconcentration
What is Erythropoiesis?
Developing red blood cells are also called
A. Reticulocytes
B. Infant blood cells
C. Arterioles
D. Capillaries
What is Reticulocytes?
Eryptosis takes place _____ the production of red blood cells.
A. Faster than
B. At the same rate as
C. Slower than
D. After
What is at the same rate as?
_______ are developed from cells in the bone marrow hematopoietic stem cells
A. Bone cells
B. White blood cells
C. Arteries
D. Venules
What is white blood cells?
Plasma makes up _____ of blood tissue
A. 20%
B. 35%
C. 55%
D. 75%
What is 55%?