Author Question: Birefringence can be detected by which of the following? A) Electron microscopy B) Bright field ... (Read 56 times)

amal · **on:** Jun 25, 2018

Birefringence can be detected by which of the following?

A) Electron microscopy B) Bright field microcopy
C) Polarized microscopy D) Dark field microcopy

Question 2

A 37-year-old veterinarian had to travel into the brush on her last farm visit to help deliver a calf. Once home, she discovered a tick attached to the back of her knee. She developed fever about two weeks after the incident.

The fever broke after about four days but then returned. She visits her physician, and he orders blood cultures and a complete blood count where a hematologist notes the presence of spiral organisms on the fixed, stained blood smear. In addition to observation of the organism, what other testing is recommended for determination of the causative agent?
A) Darkfield examination B) ELISA
C) Culture in BSK medium D) No other testing is necessary