What happens to air as it passes through the respiratory system?

a.
air is trapped, cooled, and moistened.

b.
air is trapped, filtered, and dried.

c.
air is cooled, filtered, and dried.

d.
air is filtered, warmed, and moistened.

When the dental assistant is seated in the correct position is usually what

Match each nutrition monitoring survey to its description. csfii nfcs nhanes what we eat in america

Which of the following statements concerning cancer and mutations is correct? a: cancer can only occur with a mutation in a somatic cell. b: usually, multiple mutations are required in different genes to cause cancer. c: none of the other answer options is correct. d: cancer can only occur with a mutation in a germ cell. e: usually, a single mutation is all that is required to cause cancer.