Rearrange the Following into the Order of Events Following Ingestion

question 35

Multiple Choice

Rearrange the following into the order of events following ingestion of Ascaris eggs.Which is the third event?

• A)Invasion of intestinal epithelium
• B)Pumped into the lung
• C)Conversion to larval stage
• D)Coughed into mouth
• E)Liver invasion

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Definitions:

Nasopharynx

The upper part of the pharynx, connecting the nasal cavity above the soft palate to the oropharynx.

Auditory Tube

Also known as the Eustachian tube, it connects the middle ear to the back of the nasopharynx, helping equalize air pressure on both sides of the eardrum.

Tympanic Cavity

An air-filled space in the temporal bone of the skull behind the eardrum that contains the bones of the middle ear.

External Acoustic Meatus

The ear canal leading from the outer ear to the eardrum.