Chapter 13 Homework Questions
Primary syohilis is characterized by a lesion where the bacteria entered the
Secondary syphilis involves- fever skin rash, swollen lymph nodes
Tertiary syphilis (worst) involves the formation of gummas that an cause:
Chapter 16 Homework
Infectious mononucleosis is a blood disease.
It partiularly affects B lymphocytes in the lymph nodes and spleen. It is spread by contact with saliva. It is
caused by Epstein Barr Virus (EBV). Many children are infected and show no symp
Exam 2 Answer Sheet
all of the following are true of passive immunity except.
it may arise from an injection of antibodies
*an injection of vaccine is usually required
it may be acquired by a child from its mother
convalescent scrum may be administered to
Final Exam Answer Sheet
Interferons are produced by
bacteria in response to viral infection
all viruses possess
a genome and a capsid
viral envelopes usually are acquired by
budding through a membrane of the host cell
oncogenes are genes that
Chapter 22 Homework Questions
What is serology?
It is the study of antibodies in the serum
What is active natural immunity?
It happens whenever yo get exposed to new antigens
What is natural acquired passive immunity?
It is from the placenta fro the mater
Chapter 15 Homework
Rhinovirus infections produce inflammation in the upper respiratory tract.
It belongs to the Picornaviridae family. They are transmitted by
respiratory droplets or contact with contaminated objects.
Rhinoviruses are responsible for man
Chapter 18 Homework
Classifications and characteristics of protists.
The protists are a perplexing group of organisms.Most are unicellular,
many are free living, thriving in environments with water. Green algae
have chloroplastsand perform photosynthesis.
Chapter 7 Homework
General Principles of microbial control.
Sterilization and sanitation are key to good public health. Sterilization involves destruction of all living
microbes, spores, and viruses. Sterile objects become contaminated when exposed to air
Chapter 11 Homework Questions
What is intoxication?
It is an illness which bacteria is ingested with food and water
Need a sufficient amount of the bacteria to get sick, a little ingestion will
not always make you sick.
Demographics can play a part in mak
Chapter 17 Homework
Characteristics of Fungi.
They share a combination of characteristics. Fungal life cycles involve a
growth phase and reproductive phase.Molds grow as long tangled
filaments of cells in visible colonies.
Yeasts are unicellularfungi. Som