All tachycardias that originate above the ventricles are called ____.
A. supraventricular tachycardias
B. microventricular tachycardias
C. sinoatrial node re-entry tachycardias
D. macroventricular tachycardias
Answer: A
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________ Psoriasis is an inflammatory disease of the sebaceous glands and hair follicles that results in papules and pustules
Indicate whether the statement is true or false
The Association of Operating Room Nurses (AORN) published a book called
A. The Role of the Operating Room Technician B. Teaching in the Operating Room C. Teaching the Operating Room Technician D. Surgical Techniques for Operating Room Technician
Which of the following statements regarding the placenta is correct?
A. The placenta allows oxygen, carbon dioxide, and other products to transfer between the mother and fetus but does not allow blood to mix between the mother and fetus. B. The placental barrier consists of two layers of cells and allows the mother's blood that contains high concentrations of oxygen to directly mix with the blood of the fetus. C. The placenta, also referred to as the afterbirth, provides oxygen and nutrients to the fetus and is expelled from the vagina about 30 minutes before the baby is born. D. The placenta allows for the transfer of oxygen and carbon dioxide between the mother and fetus but prevents most medications from passing between the mother and fetus.
If the hemoglobin level is 16 g%, what is the maximum quantity of oxygen that can be transported bound to the hemoglobin?
A. 21.44 vol % B. 16 vol% C. 20.93 vol % D. 21.74 vol%