Severe Acute Respiratory Syndrome (SARS)

The video tutorial discusses the SARS outbreak in 2003, caused by a novel coronavirus. It explains the characteristics of coronaviruses, their genetic makeup, and how SARS differs from other coronaviruses. The tutorial covers the symptoms, transmission, and impact of SARS, highlighting the need for research. It also discusses diagnosis, treatment, and prevention measures, noting the absence of a vaccine.

What year did the SARS outbreak occur, prompting a global alert from the WHO?

• 2005

• 2007

• 2003

• 2001

What is the primary structural feature of coronaviruses that gives them their name?

• Their double helix structure

• Their crown-like spikes

• Their spiral shape

• Their flat surface

Which glycoprotein is NOT part of the coronavirus structure?

• Envelope (E)

• Membrane (M)

• Capsid (C)

• Spike (S)

How does the SARS coronavirus primarily attach to host cells?

• Through DNA integration

• Via direct cell fusion

• By binding to hemoglobin

• Through ACE-2 receptors

What percentage of SARS cases typically require intensive treatment?

• 40% to 50%

• 10% to 20%

• 20% to 30%

• 30% to 40%

What was a significant lesson learned from the 2003 SARS outbreak?

• Coronaviruses can cause severe disease in humans

• SARS is the only coronavirus

• Coronaviruses are not contagious

• Coronaviruses only affect animals

What is the best way to protect yourself against SARS according to the video?

• Consume vitamin supplements

• Take antibiotics regularly

• Regularly check health updates from CDC or WHO

• Avoid all public places