A slightly confused but conscious 61-year-old female with generalized weakness has a heart rate of 190 beats a minute. She has a history of high blood pressure and diabetes. Her blood pressure is 78/56 mmHg. Which one of the following would best explain the patient's presentation?
A) Hemorrhage
B) Hypoglycemia
C) Hypoxia
D) Tachycardia
Question 2
The mother of a 5-year-old female states that her daughter has been sick with a sore throat and fever for several days. The mother became concerned tonight and called 911 because the child was making funny noises and could not breathe. Your assessment reveals a lethargic, well-developed child sitting upright and with high-pitched tracheal noises when she breathes. Of the following, what is the priority action?
A) Placing an oropharyngeal airway
B) Administering supplemental oxygen
C) Inspecting the airway with a tongue depressor
D) Performing abdominal thrusts
Summation of Heart Sounds, S3
Urinary catheterization. The procedure involves the insertion of a flexible tube, or catheter, throu
Structural components of the heart
Electrical Conduction System of the Heart
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