(PA) 2022/2023 LATEST FINAL EXAM ASSESSMENT
Which class of microbes are unicellular organisms that typically lack organelles? (correct
answers)Bacteria
It is determined that a bacterial sample grows robustly in low, moderate, and high concentrations of
salt.
What is most likely true about this organism? (correct answers)It is halotolerant.
What is the additional molecule contained in the cell walls of Gram-positive organisms that plays a role
in the attachment of bacteriophages? (correct answers)Teichoic acid
In which type of bacteria is the periplasmic space between the cell membranes most easily observable?
(correct answers)Gram-negative
Which bacterial toxins can cause fever, inflammation, and even shock when they are released from
Gram-negative bacteria? (correct answers)Endotoxins
What connects bacterial cells during the exchange of genetic material? (correct answers)Pilus
Which component helps bacterial cells attach to host blood cells and causes clumping? (correct
answers)Pilus
Which fungal structure can form long, extended filaments, and can regrow from fragments that have
broken off allowing some fungi to survive and spread disease rapidly within a single host? (correct
answers)Hypha
, What is produced by bacteria such as Helicobacter pylori to survive the extremely low pH environment
of the human stomach? (correct answers)Urease
Which term describes the movement of bacterial cells towards a substance, such as an important
nutrient? (correct answers)Positive chemotaxis
Which virus subgroup requires the enzyme reverse transcriptase for replication of its nucleic acid?
(correct answers)Single-stranded RNA virus
Which type of virus contains only the nucleocapsid? (correct answers)Naked
Which phylum of fungi produces a saclike structure that releases spores during sexual reproduction?
(correct answers)Ascomycota
Which phylum of fungi includes the edible mushrooms humans eat, as well as toadstools, rusts, and
smuts? (correct answers)Basidiomycota
Which type of organism causes illnesses such as amoebic dysentery and malaria? (correct
answers)Protozoa
Which parasite's embryo enters the human intestines through the ingestion of undercooked cow's
meat? (correct answers)Tapeworm
Which stage or period of the disease process is a patient in who is experiencing malaise and muscle
aches? (correct answers)Prodromal period
A patient presents with symptoms that have become increasingly worse over the course of the week,
including a spreading rash and diarrhea.