Deck 29: Overview of the Blood

Question 1

Blood types refer to differences in which of the following?

A) Antibodies located on erythrocytes
B) Antigens located on red blood cell membranes
C) Allergens located on leukocytes
D) Amino acids located on thrombocytes

Answer 1

Antigens located on red blood cell membranes

Question 2

The nurse would become especially concerned about the risk of bleeding when a client's platelet count drops below which of the following standard critical values?

A) 10,000 per cubic milliliter
B) 25,000 per cubic milliliter
C) 50,000 per cubic milliliter
D) 100,000 per cubic milliliter

Answer 2

50,000 per cubic milliliter

Question 3

Which of the following would not be considered a risk factor for the development of blood vessel thrombosis?

A) Local trauma
B) Venous stasis
C) Fluid overload
D) Increased blood coagulability

Answer 3

Fluid overload

Question 4

After injury to a blood vessel,what is the first reflexive step in establishing hemostasis?

A) Bleeding
B) Blood vessel vasoconstriction
C) Platelet plug formation
D) Coagulation

Question 5

Which of the following substances is helpful in achieving a platelet plug at the site of injury to a blood vessel?

A) Fibrinogen
B) Fibrin
C) Thromboxane A2
D) Hemoglobin

Question 6

The nurse anticipates that a client who has a deficiency in which of the following minerals is likely to be at risk for developing anemia?

A) Iron
B) Copper
C) Zinc
D) Magnesium

Question 7

What symptom is seen in clients with a low quantity of platelets?

A) Dark brown pigmentation
B) Yellow sclera
C) Small purple spots on the skin
D) Large areas of white patches on the skin

Question 8

Anemia is generally diagnosed when the hemoglobin level drops below

A) 10 g/dL.
B) 12 g/dL.
C) 17 g/dL.
D) 21 g/dL.

Question 9

A nurse overhears a physician state that a client with cancer receiving chemotherapy is leukopenic.The nurse interprets that the client's leukocyte count must be less than which of the following values?

A) 3000 per cubic milliliter
B) 5000 per cubic milliliter
C) 9000 per cubic milliliter
D) 10,000 per cubic milliliter

Question 10

After a blood vessel has been injured,hemostasis is usually achieved by

A) vessel dilatation.
B) neutrophilic influx.
C) platelet plugs.
D) vascular relaxation.

Question 11

Of the normal 5000-mL volume of blood in the body,the plasma composition is approximately

A) 1000 mL.
B) 3000 mL.
C) 4000 mL.
D) 4500 mL.

Question 12

The nurse caring for a client with anemia understands that the body will stimulate red blood cell production through secretion of erythropoietin in the presence of which of the following conditions in the body?

A) Low blood pressure
B) Increased heart rate
C) Decreased urine volume
D) Tissue hypoxia

Question 13

The nurse understands that which of the following is a potential physiologic effect on an Rh-positive fetus from having an Rh-negative mother?

A) Jaundice
B) Low birth weight
C) Umbilical cord abnormalities
D) Cardiac abnormalities

Question 14

In the intrinsic clotting pathway,what vitamin is necessary to achieve adequate clotting?

A) Vitamin A
B) Vitamin D
C) Vitamin E
D) Vitamin K

Question 15

The nurse concludes that a client's white blood cell count is within normal limits if the values falls within which of the following ranges?

A) 1000 to 3000 per cubic milliliter
B) 3000 to 5000 per cubic milliliter
C) 5000 to 9000 per cubic milliliter
D) 10,000 to 15,000 per cubic milliliter

Question 16

A client with type A blood requires a transfusion of packed red blood cells.The nurse understands that this client could receive a unit of blood of which of the following types?

A) A only
B) O only
C) A and O
D) A and B