If items in a series are each linked by and or or, a comma is always used
?
Indicate whether the statement is true or false
False
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Why is vitamin K necessary for some coagulation proteins to become functional?
a. Vitamin K activates coagulation zymogens. b. Vitamin K binds coagulation factors to a phospholipid surface. c. Vitamin K combines with VWF in the circulation. d. Vitamin K is required for gamma-carboxylation of glutamic acid residues.
The patient-ventilator data over the past few hours demonstrates an increased peak inspiratory pressure (PIP) with a constant transairway pressure (PTA). The respiratory therapist should con-clude which of the following?
a. Static compliance (CS) has increased. b. Static compliance (CS) has decreased. c. Airway resistance (Raw) has increased. d. Airway resistance (Raw) has decreased.
Which appliance is used to keep the teeth in position after the braces have been removed?
a. Activator b. Retainer c. Tooth positioner d. Lingual archwire
The very first successful use of radiation energy to treat and cure a disease process was with a case of
a. acne. b. psoriasis. c. retinoblastoma. d. melanoma.