Which of the following statements about alcohol is TRUE?

A. It plays an important role in supplying necessary enzymes.
B. It cannot be converted into fat.
C. It is not an essential nutrient.
D. It supplies 9 calories of energy per gram.

Scientists who study the anatomy of the systems in the human body focus their studies on

The structure shared between the male reproductive system is the

A5-year-old boy suddenly begins coughing while eating peanuts. he is choking and gagging. when he is brought to the ed, but he is awake and is able to give his name. on physical examination, his vital signs are stable. on examination of the chest, inspiratory stridor and intercostal and suprasternal retractions are apparent. which of the following is the most appropriate initial step in management? - allow patient to clear foreign object by spontaneous coughing- clear oropharynx with multiple blind sweeps with finger- position patient and perform back blows- stand behind patient and perform abdominal thrusts- perform emergency tracheostomy and take to surgery