Answer:
A rectal or oral thermometer.
Answer:
<h3>A. protection </h3>
Explanation:
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<span>Phagocytosis is a process by which living cells called
phagocytes ingest or engulf other cells to defend our body against infection
and invasion of foreign substances. Moreover, phagocytes can be white blood
cells that engulf and destroy pathogens like bacteria, dead tissue cells,
protozoa, and other foreign bodies. The most effective phagocytic cells are two
kinds of white blood cells, which are macrophages and neutrophils.</span>
