Neet mds 26 : daily mcqs test

🦠 DAILY 10 MCQs (NEET MDS 2026) — Clostridium tetani • Botulinum • Anaerobes • Toxins • Spore — Timer 10 min ⏳

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Daily Test: Clostridium tetani + C. botulinum (10 MCQs)

Covers: spores, toxins, clinical signs, diagnosis, prevention, vaccine & treatment.

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⏳ 10:00

Question 1 / 10

1) Clostridium species are typically:

Gram-negative aerobes Gram-positive anaerobic spore-forming bacilli Gram-positive cocci in clusters Acid-fast bacilli

2) Characteristic spore of Clostridium tetani is:

Central spore (no swelling) Subterminal spore (no swelling) Terminal spore (no swelling) Terminal spore giving “drumstick” appearance

3) Tetanospasmin acts mainly by:

Blocking release of inhibitory neurotransmitters (GABA, glycine) Blocking acetylcholine release at NMJ Inhibiting EF-2 Activating adenylate cyclase

4) Classic clinical sign of tetanus is:

Flaccid paralysis Bloody diarrhea Trismus (lockjaw) and muscle rigidity Pseudomembrane

5) Botulinum toxin causes:

Spastic paralysis Flaccid paralysis Hemorrhagic cystitis Rash with desquamation

6) Botulinum toxin mechanism is:

Blocks acetylcholine release at neuromuscular junction Blocks GABA release in CNS Inhibits protein synthesis via EF-2 Causes superantigen activity

7) Infant botulism is commonly associated with:

Unpasteurized milk Raw fish Contaminated water only Honey ingestion

8) Tetanus prevention is mainly by:

Live vaccine Polysaccharide vaccine Tetanus toxoid vaccine Killed whole cell vaccine

9) Treatment of tetanus includes:

Only oral antibiotics TIG + wound debridement + supportive care Antitoxin not required Vaccine contraindicated always

10) Botulism is commonly linked to:

Improperly canned foods Contaminated dental instruments Mosquito bite Skin-to-skin contact only

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Topic: Clostridium tetani + Botulinum

⏳ Timer: 10 minutes | 10 Questions

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