The Greatest Number of Pathogens Enter the Body Through the ______

question 78

Multiple Choice

The greatest number of pathogens enter the body through the ______.

• A) respiratory system
• B) gastrointestinal system
• C) urinary system
• D) genital system
• E) skin

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Definitions:

Eardrum

A delicate film that divides the outer from the middle ear, moving in reaction to sound waves.

Sound Waves

Sonic oscillations transmitted through the air or other mediums, detectable upon reaching the ears of people or animals.

Carotid Canal

A passage in the temporal bone of the skull through which the internal carotid artery enters the cranial cavity to supply blood to the brain.

Internal Carotid Artery

A major artery located in the head and neck that supplies blood to the brain, eyes, eyelids, forehead, nose, and internal ear.