Normal proliferation of hematopoietic cells in adulthood takes place at what location?
a. Peripheral blood
b. Bone marrow
c. Stroma
d. Liver
Correct Answer: B
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The following equation represents two directly proportional variables. y = 4x + 3 What is the value of the slope of the line generated by this equation?
A) 0 B) 3 C) 4 D) It cannot be determined.
There are two basic types of training: __________ and __________
Fill in the blank(s) with correct word
The uphill positioning principle has exceptions. For patients with breathing difficulty the patient should be placed either seated or uphill depending on other injuries. The uphill concept allows easier breathing because:
a. the ribs have greater flexibility of movement in the uphill position. b. air flows more easily through a patient's nose compared to a head-downhill position. c. it calms patients by enabling them to see where they are going during transport. d. of less pressure from the abdominal contents pushing upwards.
Which statement shows that the EMT understands the use of a tourniquet in controlling bleeding?
A) "A tourniquet should be applied tightly enough that arterial blood flow distal to the tourniquet is completely stopped." B) "If the tourniquet appears to have stopped the bleeding, the EMT should loosen it slightly to allow a small amount of blood to perfuse the tissues." C) "If a blood pressure cuff is used as a tourniquet, the EMT should inflate it approximately 50 mmHg above the patient's systolic blood pressure." D) "Since arteries run close to the body's surface in a joint, the best place to apply a tourniquet is over the joint just above the site of hemorrhage."