Both Streptococcus Pyogenes and Corynebacterium Diphtheriae Are Highly Pathogenic, and the Disease

question 31

Multiple Choice

Both Streptococcus pyogenes and Corynebacterium diphtheriae are highly pathogenic, and the disease symptomology can be very severe. Why is this?

• A) Infants and children are the high-risk groups, and their mortality rate is higher than for other ages.
• B) Both bacteria produce potent exotoxins.
• C) They induce autoimmune states in the patients.
• D) There are no antibiotics useful for diseases caused by these bacteria.

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Definitions:

Auditory Nerve

The nerve that transmits sound information from the inner ear to the brain.

Eardrum

A thin, tightly stretched membrane located in the middle ear that vibrates in response to sound waves, aiding in the transmission of sound to the inner ear structures.

Anvil

A heavy iron block used in metalworking as a surface upon which metal can be struck and shaped.

Stirrup

A small, U-shaped bone in the middle ear that plays a key role in transmitting sounds from the outer ear to the inner ear.