Some of the major disadvantages of the transtracheal catheter are which of the following? 1. Infection 2. Mucus plugging 3. Excessive oxygen use 4. Lost tract or insertion opening

a. 1 and 3 only
b. 1, 2, and 4 only
c. 3 and 4 only
d. 2, 3, and 4 only

ANS: B
Though there are several advantages to the transtracheal catheter, some of the major disad-vantages include infection, mucus plugging, and a lost insertion opening or tract.