HLTA01 - Chapter 9

3 Pages
Unlock Document

Health Studies
Caroline Barakat

HLTA01 Plagues and Peoples Chapter 9 – Smallpox, the Spotted Plague - 1520 expedition led by Panfilo deNarvaez arrived from Spanish Cuba o Slave had smallpox  spread from village to village throughout Yucatan o Resulted in famine and havoc because there weren’t enough people to farm and protect cities o Epidemic didn’t allow Aztecs to pursue the demoralized Spaniards  Allowed them to rest and regroup  gathered Indian allies - Only Aztecs died from smallpox - Spaniards weren’t affected  because they were seen as beneficiaries of divine favor (superior), it led to Aztecs and Amerindians to accept Christianity - Smallpox arrived in Peru by land in 1526  killed most of Inca population - Old World Disease which had no immunity for the New World Amerindians - Spread in Mexico and Peru - 20 century – death of 300 million people - Makeup used among wealth European survivors to hide the scars A Look Back - Unknown when smallpox began to infect humans - Suspected that it came from a similar disease from domesticated animals after 10 000 BC - Best evidence in 3 mummies from 1570 to 1085 BC  Ramses V - Pockmarks = scars - Spread from West to China first appearing around 200 BC - Epidemic Plague of Antonius  smallpox in Greece and Rome in AD 100 th th - Eurasia smallpox  8 and 9 centuries during Islamic expansion across north Africa and then into Spain and Portugal - Christian priest – Ahrun gave a clear description of disease showing the difference between it and measles - Serious in England and Europe in 16th century - Contributed to Spanish conquests and settlement of North America by the French and English - Colonel Henry Bouquet – contaminated blankets with pustules from smallpox and gave them to the susceptible Indians - Infected South Africa in ship docking in Capetown in 1713 and again by Sri Lanka in 1755 - First outbreak in Americas – African slaves - Smallpox was first recorded in Sydney, Australia in 1789 Disease of Smallpox - Cause = virus - Can possibly be seen with light microscope - Capsid = outer surface; resembles facets of diamonds, and its inner dumbbell-shaped core contains DNA - 200 genes; 35 virulent - Other poxviruses – monkeypox, cowpox, milker’s node, tanapox, and chicken pox - Zoonotic monkeypox is similar to smallpox - Smallpox virus enters body through droplet infection by inhalation o Can be acquired by direct contact or through contaminated formities (clothing, bedding, blankets and dust) - Infectious material from pustules can remain infectious for months - Virus multiplies in mucus membranes of nose and mouth - 1 week – no sign of illness, virus can be spread by coughing or by nasal mucus - Virus moves to lymph nodes and then to internal organs via bloodstream o Virus multiplies here again - Virus reente
More Less

Related notes for HLTB21H3

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.