Early Days Of Microscopy

Question 1

What were the early mentions of lenses?

Answer 1

① Aristophanes - used burning lens in his play as a plot device.
② Rome ( Pliny) people used brewing tenses to create therapeutic burns
③ alhazen
④ Robert grossest & Roger bacon - telescope& eyeglasses

Question 2

Compound microscope was invented in………

Answer 2

1590

Question 3

…. Created the microscope.

Answer 3

① Hans & Zachary’s janssen ② Hans lippershay

Question 4

What was the first drawing of magnifier biological objects? Who observed it?

Answer 4

→ bees by Francisco stelluti in 1630.

Question 5

Who was the curator of the Royal society, London?

Answer 5

Robert Hooke.

Question 6

……Was the book written by Hooke.

Answer 6

Micrographia.

Question 7

The model of blood circulation by Harvey was completed in structural termsbi……..

Answer 7

Malpighi - formal capillaries

Question 8

How does biological form develop?

Answer 8

① Epigeneticist’s - forms develop from formlessness
② Preformationist’s. - biblical beliefs combined with development

Question 9

What kind of microscopes did Leeuwenhoek develop?

Answer 9

Single lens microscope.

Question 10

How did Leeuwenhoek record his work?

Answer 10

Sending 400 letters to the royal society of England - transactions of Royal society(journal).

Question 11

What were Lee w. Observations/ results?

Answer 11

① blood e circulation-discovered capillaries after Malpighi
② microorganisms
③ motile calls in semen of a man with gonorrhea.
④ spontaneous generation.

Question 12

What happened to microscopy in later years?

Answer 12

① microscopy languished in early 19th century as L.H. Did not pass on his findings.
② 19th century lenses with fewer aberrations & clearer viewing.