Which of the following deficiencies prolongs the PTT but does not lead to abnormal bleeding?
a. Factor V
b. Factor VIII
c. Factor XI
d. Factor XII
ANS: D
A deficiency of factor XII prolongs the PTT. However, patients with this deficiency do not have abnormal bleeding.
You might also like to view...
A patient was burned when he accidentally ignited gasoline while working on his car. When performing the secondary assessment, what finding would indicate that the patient has suffered a partial-thickness burn?
A) Pink skin that is dry and painful to the touch on the left lower leg B) Painful skin that is moist and contains blisters to the abdomen C) Intact skin on the wrist that is red and dry and extremely painful when touched D) Leathery skin on the thigh that exhibits little pain when touched
What is NOT part of the cardiovascular system?
A) Venules B) Veins C) Hormones D) Arteries
All of the following are of concern in patients taking dialysis except:
A) headache. B) weight gain. C) weight loss. D) confusion.
When waking a sleeping hamster, you should remain very quiet
Indicate whether the statement is true or false