Question

1. which of these is one of the two processes that make up ventilation?

sneezing
pumping
gas exchange
inhalation

Explanation:

Ventilation (pulmonary ventilation) consists of two core processes: inhalation (inspiration, bringing air into lungs) and exhalation (expiration, pushing air out). Sneezing is a reflex, pumping is not a ventilation term, and gas exchange is a separate respiratory process.

Answer:

inhalation