Forms and Xteristics of Bacteria

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Questions and Answers

Which shape of bacteria is characterized by being spherical in morphology?

  • Cocci (correct)
  • Bacilli
  • Spirilla
  • None of the above

Which shape of bacteria is characterized by being rod-shaped in morphology?

  • Cocci
  • Bacilli (correct)
  • Spirilla
  • None of the above

Which shape of bacteria is characterized by having a spiral shape?

  • Cocci
  • Bacilli
  • Spirilla (correct)
  • None of the above

Which internal organelle is the only one found in bacteria?

<p>Ribosomes (B)</p> Signup and view all the answers

How do bacteria reproduce rapidly?

<p>Binary fission (B)</p> Signup and view all the answers

What is the main staining technique used to classify bacteria into Gram-positive and Gram-negative?

<p>Gram staining (B)</p> Signup and view all the answers

Which class of antibiotics includes penicillins?

<p>Penicillins (C)</p> Signup and view all the answers

Which bacteria are classified as Gram-negative?

<p>Escherichia coli (C)</p> Signup and view all the answers

Which bacteria are classified as Gram-positive?

<p>Staphylococcus aureus (D)</p> Signup and view all the answers

Which type of bacteria can survive and grow in the absence of oxygen?

<p>Anaerobes (C)</p> Signup and view all the answers

Which class of antibiotics is effective against MRSA?

<p>Glycopeptides (D)</p> Signup and view all the answers

What is the first-line treatment for systemic fungal infections?

<p>Amphotericin B (B)</p> Signup and view all the answers

What is the contraction method for Hepatitis A?

<p>Fecal-oral transmission (C)</p> Signup and view all the answers

Which virus causes chickenpox and shingles?

<p>Varicella-zoster virus (VZV) (A)</p> Signup and view all the answers

What is the first-line treatment for Hepatitis B?

<p>Tenofovir (B)</p> Signup and view all the answers

What is the risk of HIV transmission through a single exposure determined by?

<p>The nature of the exposure (A)</p> Signup and view all the answers

What is the most common species of bacteria causing urinary tract infections?

<p>Escherichia coli (C)</p> Signup and view all the answers

What is the first-line treatment for malaria caused by P. falciparum?

<p>Artemisinin-based combination therapy (A)</p> Signup and view all the answers

What is the first-line treatment for herpes simplex virus (HSV) infections?

<p>Acyclovir (B)</p> Signup and view all the answers

What is the recommended post-exposure prophylaxis for HIV?

<p>INSTI (B)</p> Signup and view all the answers

Which antibiotic is recommended for the treatment of Enterococcus faecalis infections?

<p>Ceftriaxone (A)</p> Signup and view all the answers

Which organism is susceptible to ceftazidime with avibactam?

<p>Staphylococcus lugdunensis (A)</p> Signup and view all the answers

Which bacteria is resistant to ceftriaxone?

<p>Mycobacterium tuberculosis (A)</p> Signup and view all the answers

Which antibiotic is effective against Burkholderia pseudomallei?

<p>Ceftazidime (D)</p> Signup and view all the answers

Which bacteria is susceptible to cefepime?

<p>Moraxella catarrhalis (D)</p> Signup and view all the answers

Which organism is resistant to ceftaroline?

<p>Staphylococcus aureus (A)</p> Signup and view all the answers

Which bacteria is susceptible to cefoxitin?

<p>Proteus vulgaris (A)</p> Signup and view all the answers

Which organism is resistant to ceftolozane with tazobactam?

<p>Staphylococcus lugdunensis (A)</p> Signup and view all the answers

Which bacteria is susceptible to cefazolin?

<p>Streptococcus pneumoniae (B)</p> Signup and view all the answers

Which organism is resistant to cefotaxime?

<p>Staphylococcus epidermidis (D)</p> Signup and view all the answers

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