Answer the following statement(s) true (T) or false (F)
1. The placement of the heart in the thorax is to the left of the mediastinum.
2. The pericardial cavity normally contains blood.
3. The pericardial cavity is normally dry.
4. Blood returns to the heart from the lungs by way of the pulmonary arteries.
5. When in the lungs, the blood absorbs both oxygen and carbon dioxide.
1. False
2. False
3. False
4. False
5. False
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The life span of the neutrophil is spent in three compartments. Which compartment is the primary site of host defense?
a. Bone marrow b. Liver c. Thymus d. Tissues
Behind the molar area is a triangular-shaped area known as the _____________
a. retromolar area b. genial tubercles c. external oblique ridge d. mental foramen
Coagulation specimens are most often collected in which type of additive tube?
A) EDTA B) sodium citrate C) heparin D) sodium fluoride
You have just assisted in the delivery of a 34-week-gestation infant in the office of a methadone clinic. After 30 seconds of drying and stimulation, the infant remains limp and cyanotic, with a pulse of 50. Which of the following is the most appropriate action to take at this point?
A) Begin CPR at a rate of 3 compressions to 1 ventilation. B) Intubate the trachea, ventilate, reassess, and prepare to transport to a NICU. C) Begin bag-valve-mask ventilations and establish intravenous access. D) Continue to warm and dry the infant for an additional 30 seconds, while preparing to intubate.