FSMTB MBLEx Exam - Topic 5 Question 58 Discussion

Actual exam question for FSMTB's MBLEx exam

Question #: 58
Topic #: 5

[All MBLEx Questions]

Which body system do the tonsils belong to?

ADigestive

BCardiovascular

CEndocrine

DImmune

Show Suggested Answer

Suggested Answer: D

The tonsils are masses of lymphatic tissue located just behind the tongue at the back of the throat. Tonsils are the first line of defense against inhaled or ingested pathogens and are part of the immune system.

by Reita at Apr 09, 2026, 09:50 AM

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Janey

2 hours ago

They’re part of the immune system!

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Alyce

5 days ago

I always thought they were endocrine, but I guess not!

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Shonda

10 days ago

Definitely immune, they trap germs.

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Evan

16 days ago

Wait, I thought they were part of the digestive system?

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Antione

2 months ago

Totally agree, tonsils help fight infections.

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Judy

2 months ago

They’re part of the immune system!

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Arlette

3 months ago

I’m really unsure about this one. I thought they might be part of the endocrine system, but now I’m questioning that.

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Cordelia

3 months ago

I feel like I’ve seen a question like this before, and I think the tonsils are definitely not in the digestive system.

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Crista

3 months ago

I remember studying that the tonsils help fight infections, so I’m leaning towards option D, the immune system.

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Winfred

3 months ago

I think the tonsils are part of the immune system, but I’m not completely sure.

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