Sondra visits her dental hygienist for a cleaning. The hygienist is surprised to notice two more cavities in Sondra's back teeth; she just had three cavities filled last fall.
Sondra denies eating a lot of candy and sweets; in fact, she's on the cheerleading team and has to be very careful about her weight, so she just eat saladsand carrot sticks for energy, sometimes. Sondra has lost a lot of weight since her last checkup, and the hygienist also notices that her usually shiny hair is dull and full of split ends. The hygienist speaks to the dentist privately about Sondra's condition; she's concerned that Sondra
A) is a compulsive eater.
B) has developed anorexia nervosa.
C) is binging.
D) may have bulimia nervosa.
Question 2
Which statement best describes the bioelectrical impedance analysis technique for measuring body composition?
A) This technique measures air displacement.
B) This technique measures the resistance of an electrical current as it travels through the body.
C) This technique measures water displacement.
D) This technique uses calipers to measure subcutaneous fat.
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