BIOL 2420 Smart Book Helper: Chapter 19 Verified Answers & Explanations | 2025 UPDATES.
VERIFIED.
About This Guide:
This study resource is focused on Chapter 19 of BIOL 2420 (Microbiology for Health Professions) and
includes verified SmartBook-style questions and answers. It’s perfect for students using McGraw-Hill
Connect, offering quick recall practice, exam prep, and clarification of key microbiology concepts — all in
a format that mirrors what you’ll see in SmartBook.
________ is a zoonotic disease caused by Bacillus anthracis with differing human disease manifestations
based on the portal of entry - ✔✔-Anthrax
__________ __________ is a necrotic condition associated with the release of gas. - ✔✔-Gas gangrene;
Anaerobic cellulitis
__________ botulism is due to the ingestion of pre-formed toxin, whereas __________ is due to the
germination of Clostridium botulinum spores in the gastrointestinal tract.
Food-borne; infant
Infant; wound
Wound: food-borne
Infant; food-borne - ✔✔-Food-Borne; infant
__________ botulism occurs when Clostridium botulinum spores enter the skin through a puncture or
opening in the skin.
Wound
Infant
Food-borne - ✔✔-Wound
__________ botulism occurs when Clostridium botulinum spores germinate within an immature
gastrointestinal tract.
,Wound
Food-borne
Infant - ✔✔-Infant
__________ is a medical form of the botulin toxin used therapeutically to target unwanted muscle
contractions, which reduces the appearance of facial wrinkles. - ✔✔-Botox
__________ is a neuromuscular disease that results in the uncontrolled contraction of skeletal muscles. -
✔✔-Tetanus
__________ is a potent neurotoxin that binds to target sites on spinal neurons that are responsible for
inhibiting skeletal muscle contraction. - ✔✔-Tetanospasmin
__________ is a self-limiting inflammation at a wound site infected with Erysipelothrix. - ✔✔-
erysipeloid
__________ is caused by a species of Clostridium and causes flaccid muscle paralysis.
Gangrene
Tetanus
Botulism
Food poisoning - ✔✔-Botulism
A neuromuscular disease that results in uncontrolled contraction of skeletal muscles is __________.
botulism
polio
,meningitis
tetanus - ✔✔-tetanus
A non-FDA approved treatment that is linked to a high success rate in curing C. difficile infections is
__________ __________ transplantation. - ✔✔-fecal microbiota
A weakened condition of host defenses in the __________ is a predisposing factor in listeriosis.
respiratory epithelia
stomach lining
intestinal mucosa
area surrounding a wound - ✔✔-intestinal mucosa
A(n) __________ is a serum globulin that neutralizes a specific toxin. - ✔✔-antitoxin
A(n) __________ is an immunoglobulin that blocks or neutralizes the action of a specific toxin.
antiviral
antibiotic
antitoxin
antifungal - ✔✔-antitoxin
All of the following are symptoms of gas gangrene EXCEPT ___________.
progressive infection
necrotic tissue
bullous lesions
, gas production - ✔✔-bullous lesions
Anthrax has been known as a zoonotic disease of __________ for centuries.
birds
rodents
dogs
cattle - ✔✔-cattle
Anthrax is a known zoonotic disease of which of the following?
goats
sheep
dogs
cattle - ✔✔-goats
sheep
cattle
Antibiotic treatment for anthrax __________ decrease the effects of the toxin.
does not
does - ✔✔-does not
Babies are susceptible to infant botulism because __________.
VERIFIED.
About This Guide:
This study resource is focused on Chapter 19 of BIOL 2420 (Microbiology for Health Professions) and
includes verified SmartBook-style questions and answers. It’s perfect for students using McGraw-Hill
Connect, offering quick recall practice, exam prep, and clarification of key microbiology concepts — all in
a format that mirrors what you’ll see in SmartBook.
________ is a zoonotic disease caused by Bacillus anthracis with differing human disease manifestations
based on the portal of entry - ✔✔-Anthrax
__________ __________ is a necrotic condition associated with the release of gas. - ✔✔-Gas gangrene;
Anaerobic cellulitis
__________ botulism is due to the ingestion of pre-formed toxin, whereas __________ is due to the
germination of Clostridium botulinum spores in the gastrointestinal tract.
Food-borne; infant
Infant; wound
Wound: food-borne
Infant; food-borne - ✔✔-Food-Borne; infant
__________ botulism occurs when Clostridium botulinum spores enter the skin through a puncture or
opening in the skin.
Wound
Infant
Food-borne - ✔✔-Wound
__________ botulism occurs when Clostridium botulinum spores germinate within an immature
gastrointestinal tract.
,Wound
Food-borne
Infant - ✔✔-Infant
__________ is a medical form of the botulin toxin used therapeutically to target unwanted muscle
contractions, which reduces the appearance of facial wrinkles. - ✔✔-Botox
__________ is a neuromuscular disease that results in the uncontrolled contraction of skeletal muscles. -
✔✔-Tetanus
__________ is a potent neurotoxin that binds to target sites on spinal neurons that are responsible for
inhibiting skeletal muscle contraction. - ✔✔-Tetanospasmin
__________ is a self-limiting inflammation at a wound site infected with Erysipelothrix. - ✔✔-
erysipeloid
__________ is caused by a species of Clostridium and causes flaccid muscle paralysis.
Gangrene
Tetanus
Botulism
Food poisoning - ✔✔-Botulism
A neuromuscular disease that results in uncontrolled contraction of skeletal muscles is __________.
botulism
polio
,meningitis
tetanus - ✔✔-tetanus
A non-FDA approved treatment that is linked to a high success rate in curing C. difficile infections is
__________ __________ transplantation. - ✔✔-fecal microbiota
A weakened condition of host defenses in the __________ is a predisposing factor in listeriosis.
respiratory epithelia
stomach lining
intestinal mucosa
area surrounding a wound - ✔✔-intestinal mucosa
A(n) __________ is a serum globulin that neutralizes a specific toxin. - ✔✔-antitoxin
A(n) __________ is an immunoglobulin that blocks or neutralizes the action of a specific toxin.
antiviral
antibiotic
antitoxin
antifungal - ✔✔-antitoxin
All of the following are symptoms of gas gangrene EXCEPT ___________.
progressive infection
necrotic tissue
bullous lesions
, gas production - ✔✔-bullous lesions
Anthrax has been known as a zoonotic disease of __________ for centuries.
birds
rodents
dogs
cattle - ✔✔-cattle
Anthrax is a known zoonotic disease of which of the following?
goats
sheep
dogs
cattle - ✔✔-goats
sheep
cattle
Antibiotic treatment for anthrax __________ decrease the effects of the toxin.
does not
does - ✔✔-does not
Babies are susceptible to infant botulism because __________.
