All of the following are possible causes of angular cheilitis/cheilosis, with the exception of one. What is the exception?
A) Chemotherapy B) Calcium deficiency
C) Riboflavin deficiency D) Iron deficiency
B
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Unlisted procedure, musculoskeletal system, general
A) 20999 B) 21299 C) 21499 D) 21899
Jenny underwent a surgical procedure during the twentieth week of her pregnancy in which the doctors inserted a needle into her amniotic sac through her abdomen and withdrew some fluid. The fluid was then studied for any abnormalities such as signs of Down syndrome and spina bifida. In this scenario, Jenny underwent a procedure known as ________.
Fill in the blank(s) with correct word
The ____________________ muscle dilates the Eustachian tube
Fill in the blank(s) with correct word
Movement of air into and out of the lungs is defined as:
A) ventilation. B) oxygenation. C) respiration. D) perfusion.