Bio 145 Quiz 11 (ch 21-22)

Question 0

When chlamydia infects the eye, it can cause _____ where the bacteria kills cells of the conjunctiva and leads to scarring of the cornea and blindness

Answer 0

Trachoma

Question 1

This bacteria has two forms with elementary bodies and reticulate bodies and is an energy parasite by taking ATP from the host

Answer 1

Chlamydia

Question 2

These coiled, gram negative bacteria with axial filaments have several pathogenic species which cause a range of disease including syphilis, Lyme disease, and leptospirosis

Answer 2

B. Spirochetes

Question 3

Treponema pallidum, which causes syphillis can be transmitted

Answer 3

Both through sexual intercourse and from an infected mother to her unborn child

Question 4

Primary syphillis stage is characterized by a painless red lesion called a _____ while the tertiary phase has a rubbery, painful swelling called a _____

Answer 4

Chancre, gumma

Question 5

This spirochete can be transmitte by a nymph or adult tick, and causes Lyme disease with a characteristic bulls-eye rash

Answer 5

Borrelia burgdorferi

Question 6

Gastritis from infection of the stomach wall with ___ can cause inflammation leading to peptic ulcers.

Answer 6

Helicobacter pylori

Question 7

Cholera toxin is composed of two major components ___ binds to the glycolipid receptor on gut epithelium ___ is cleaved and goes to the cytosol and activated adenylate cyclase

Answer 7

B subunit and A subunit