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ANSC 326 Exam 3 Questions with Complete Solutions
what are the 3 preservatives as described by the FDA Correct Answer-chemical preservative 
 
food additive 
 
antimicrobial 
 
chemical preservative Correct Answer-any chemical that when added to food, tends to prevent or retard detroriation 
 
 
does not inlclude salts, vinegars, and oil extracts 
 
food additive Correct Answer-all substances.. the intended use of which results or may reasonably be expected to result, directly or indirectly, either in their becoming a component of food or ot...
- Exam (elaborations)
- • 46 pages •
what are the 3 preservatives as described by the FDA Correct Answer-chemical preservative 
 
food additive 
 
antimicrobial 
 
chemical preservative Correct Answer-any chemical that when added to food, tends to prevent or retard detroriation 
 
 
does not inlclude salts, vinegars, and oil extracts 
 
food additive Correct Answer-all substances.. the intended use of which results or may reasonably be expected to result, directly or indirectly, either in their becoming a component of food or ot...
ANSC 326 Exam 3 Questions with Complete Solutions
warmer conditions Correct Answer-When does chance of infection go up for disease? 
 
incubation period Correct Answer-time between exposure to disease agent and point of which symptoms appear 
 
3-4 days Correct Answer-incubation period for EHEC 
 
infectious- can cause diarrhea, bloody diarrhea, HUS, TTP (severe cases) Correct Answer-EHEC diseases 
 
9-12 cells Correct Answer-What is the infectious dose for EHEC? 
 
non-intact fresh beef, fresh produce, dairy products Correct Answer-What is the...
- Exam (elaborations)
- • 11 pages •
warmer conditions Correct Answer-When does chance of infection go up for disease? 
 
incubation period Correct Answer-time between exposure to disease agent and point of which symptoms appear 
 
3-4 days Correct Answer-incubation period for EHEC 
 
infectious- can cause diarrhea, bloody diarrhea, HUS, TTP (severe cases) Correct Answer-EHEC diseases 
 
9-12 cells Correct Answer-What is the infectious dose for EHEC? 
 
non-intact fresh beef, fresh produce, dairy products Correct Answer-What is the...
ANSC 326 Exam 2 Questions with Complete Solutions
3 species of sporeformers that cause food borne illness Correct Answer-c. botulinum 
c. perfrigens 
b. cereus 
 
spore Correct Answer-metabolically inactive, doesnt consume sugar 
process of germination 
 
vegetative cell Correct Answer-metabolically active, produce and released spores 
 
alicylobacillus Correct Answer-thermophilic aciduric spore-forming bacteria that survive hot fill processes and cause spoilage and injuries 
 
amphilbacillus Correct Answer-facultative anaerobically xylan-degr...
- Exam (elaborations)
- • 12 pages •
3 species of sporeformers that cause food borne illness Correct Answer-c. botulinum 
c. perfrigens 
b. cereus 
 
spore Correct Answer-metabolically inactive, doesnt consume sugar 
process of germination 
 
vegetative cell Correct Answer-metabolically active, produce and released spores 
 
alicylobacillus Correct Answer-thermophilic aciduric spore-forming bacteria that survive hot fill processes and cause spoilage and injuries 
 
amphilbacillus Correct Answer-facultative anaerobically xylan-degr...
ANSC 326 exam 1 Questions with Complete Solutions
microbiology Correct Answer-artificial sub discipline of biology based on size 
 
food microbiology Correct Answer-studies microbes that grow in food 
 
Louis Pasteur Correct Answer-1850 demonstrated that microbes complete lactic and ethanol fermentation 
 
early food preservation methods Correct Answer-probably accidental, sun dried/salted/frozen 
 
Fermented food became a thing around Correct Answer-4000 BCE 
 
Robert Koch Correct Answer-Koch's postulate is about establishing a causal relatio...
- Exam (elaborations)
- • 9 pages •
microbiology Correct Answer-artificial sub discipline of biology based on size 
 
food microbiology Correct Answer-studies microbes that grow in food 
 
Louis Pasteur Correct Answer-1850 demonstrated that microbes complete lactic and ethanol fermentation 
 
early food preservation methods Correct Answer-probably accidental, sun dried/salted/frozen 
 
Fermented food became a thing around Correct Answer-4000 BCE 
 
Robert Koch Correct Answer-Koch's postulate is about establishing a causal relatio...
ANSC 326 Exam 1 Questions with Complete Solutions
a nutrient that must be included in the diet in order to meet the animals' needs Correct Answer-essential 
 
the animal can synthesize this type of nutrient on their own, but the raw materials needed for synthesis in the body may need to be provided in the diet Correct Answer-nonessential 
 
metabolic demand drives ____ Correct Answer-intake 
 
true or false: for micro minerals, premixes apply Correct Answer-true 
 
true or false: for macro minerals, premixes apply Correct Answer-false 
 
fat f...
- Exam (elaborations)
- • 16 pages •
a nutrient that must be included in the diet in order to meet the animals' needs Correct Answer-essential 
 
the animal can synthesize this type of nutrient on their own, but the raw materials needed for synthesis in the body may need to be provided in the diet Correct Answer-nonessential 
 
metabolic demand drives ____ Correct Answer-intake 
 
true or false: for micro minerals, premixes apply Correct Answer-true 
 
true or false: for macro minerals, premixes apply Correct Answer-false 
 
fat f...
ANSC 326 Questions with complete solutions
Which of the four phases of a microbial population's growth and development would be the best for optimally preserving food quality, shelf life, and protecting food safety? Correct Answer-exponential? 
 
In the image below depicting the onset of sublethal injury in a population of a microorganism, which line (solid or dotted) correctly depicts the actual population of living/viable microorganisms during processing exposure and thereafter? Each line depicts the changes in counts of a microorgani...
- Exam (elaborations)
- • 31 pages •
Which of the four phases of a microbial population's growth and development would be the best for optimally preserving food quality, shelf life, and protecting food safety? Correct Answer-exponential? 
 
In the image below depicting the onset of sublethal injury in a population of a microorganism, which line (solid or dotted) correctly depicts the actual population of living/viable microorganisms during processing exposure and thereafter? Each line depicts the changes in counts of a microorgani...
MMBIO 240 Exam 1 Question with Complete Solutions
"The association of nonpolar groups or compounds with each other in aqueous systems, driven by the tendency of the surrounding water molecules to seek their most stable (disordered) state" is an example of: Correct Answer-*Hydrophobic interaction 
 
Which of the following is true about the chemical bonds found in proteins and nucleic acids? Correct Answer-*Atoms having a small difference between their electronegativities are more likely to form covalent bonds. 
 
The maximum number of bonds th...
- Exam (elaborations)
- • 13 pages •
"The association of nonpolar groups or compounds with each other in aqueous systems, driven by the tendency of the surrounding water molecules to seek their most stable (disordered) state" is an example of: Correct Answer-*Hydrophobic interaction 
 
Which of the following is true about the chemical bonds found in proteins and nucleic acids? Correct Answer-*Atoms having a small difference between their electronegativities are more likely to form covalent bonds. 
 
The maximum number of bonds th...
MMBIO MIDTERM 2 QUIZ QUESTIONS WITH COMPLETE SOLUTIONS
Exposure to 63℃ for 30 minutes or 72℃ for 15 seconds are recognized ways to ________. Correct Answer-pasteurize 
 
You observe that you can kill 1 × 106 C. botulinum endospores in 3.0 minutes by heat treatment at 121℃. What is the decimal reduction time (D121 value)? Correct Answer-30 sec 
 
Which of the following types of microbes would be most resistant to killing by germicides? Correct Answer-bacterial endospores 
 
The use-dilution test and Kelsey-Sykes capacity test are methods desig...
- Exam (elaborations)
- • 12 pages •
Exposure to 63℃ for 30 minutes or 72℃ for 15 seconds are recognized ways to ________. Correct Answer-pasteurize 
 
You observe that you can kill 1 × 106 C. botulinum endospores in 3.0 minutes by heat treatment at 121℃. What is the decimal reduction time (D121 value)? Correct Answer-30 sec 
 
Which of the following types of microbes would be most resistant to killing by germicides? Correct Answer-bacterial endospores 
 
The use-dilution test and Kelsey-Sykes capacity test are methods desig...
MMBIO 221 - Cardio/Lymph Diseases Question with Complete Solutions
What signs and symptoms may be seen in a cytomegalovirus infection? Correct Answer-Fever, hepatosplenomegaly, mental and/or developmental retardation, and death 
 
What is the causative agent of infectious mononucleosis? Correct Answer-Epstein-Barr virus 
 
What kind of pathogen is Rickettsia rickettsii? Correct Answer-Bacterium 
 
Infectious endocarditis is generally treated with which antibiotic? Correct Answer-Penicillin 
 
Rocky Mountain fever is treated using which antibiotics? Correct Answ...
- Exam (elaborations)
- • 12 pages •
What signs and symptoms may be seen in a cytomegalovirus infection? Correct Answer-Fever, hepatosplenomegaly, mental and/or developmental retardation, and death 
 
What is the causative agent of infectious mononucleosis? Correct Answer-Epstein-Barr virus 
 
What kind of pathogen is Rickettsia rickettsii? Correct Answer-Bacterium 
 
Infectious endocarditis is generally treated with which antibiotic? Correct Answer-Penicillin 
 
Rocky Mountain fever is treated using which antibiotics? Correct Answ...
MMBIO Test 1 A Questions with Complete Solutions
Developed Small Pox immunization 
A. Leeuwenhoeck 
B. Pasteur 
c. Snow 
D. Jenner 
E. Redi 
F. Flemming 
G. Ehrlich 
H. Lister 
I. Kock 
J. Semmelweiss Correct Answer-D 
 
Sought Magic Bullet 
A. Leeuwenhoeck 
B. Pasteur 
c. Snow 
D. Jenner 
E. Redi 
F. Flemming 
G. Ehrlich 
H. Lister 
I. Kock
- Exam (elaborations)
- • 28 pages •
Developed Small Pox immunization 
A. Leeuwenhoeck 
B. Pasteur 
c. Snow 
D. Jenner 
E. Redi 
F. Flemming 
G. Ehrlich 
H. Lister 
I. Kock 
J. Semmelweiss Correct Answer-D 
 
Sought Magic Bullet 
A. Leeuwenhoeck 
B. Pasteur 
c. Snow 
D. Jenner 
E. Redi 
F. Flemming 
G. Ehrlich 
H. Lister 
I. Kock
NURBN2023 questions with correct answers
HARTMAN'S NURSING ASSISTANT CARE CHAPTER 11 QUESTIONS WITH CORRECT ANSWERS
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