Course MA279/BSC2347 Section 09 Human Anatomy and Physiology II - Online
- 2018 Fall Quarter
Test Module 04 Case Study
Started 10/23/18 8:51 PM
Submitted 10/25/18 2:56 PM
Status Completed
Attempt Score 20 out of 20 points
Time Elapsed 42 hours, 5 minutes
Results Submitted Answers
Displayed
• Question 1
1 out of 1 points
Zane, a 26-year-old male, came upon a car accident and immediately started to
help the victims, who were pinned in their car. There was blood all over the
scene and Zane acted without having any personal protective equipment.
While helping the victims, he cut his arms in several places on the sharp metal
and shards of glass. A few weeks later, he developed flu-like symptoms that
persisted for several days. He went to his clinic and tested negative for
influenza.
Because of his recent exposure, Zane’s doctor was suspicious of
blood borne pathogens. Which of the following disorders are blood-
borne diseases?
Selected
Answer: HIV infection
• Question 2
1 out of 1 points
Lab tests confirm the presence of HIV antibodies in Zane’s blood. Briefly
describe why there are antibodies present.
Selected
Antibodies are disease fighting proteins that the body makes in response to an
Answer:
HIV infection to fight off the virus. If the virus isn't present, the body doesn't
need to produce the antibodies.
U.S. Department of Health and Human Services. (2017, August 23). HIV
Overview. Retrieved from https://aidsinfo.nih.gov/understanding-hiv-aids/fact-
sheets/19/47/hiv-testing
• Question 3
1 out of 1 points
Briefly define “autoimmunity” and “immunodeficiency” in your own words.
Which of these conditions is Zane more likely to develop?
Selected
Autoimmunity is the system of immune responses against its own healthy
Answer:
cells and tissues.
Immunodeficiency is the failure of the immune system to respond to an
infection.
Zane is more likely to develop immunodeficiency. HIV.gov. (n.d.). HIV Basics.
, Retrieved from https://www.hiv.gov/hiv-basics
• Question 4
1 out of 1 points
During the primary HIV infection, which of the following cells decreases in
number?
Selected
Answer: T-cells
• Question 5
1 out of 1 points
Which of the following statements is
true?
Selected
Answer: The cause of death for a patient with AIDS is usually an
opportunistic infection.
• Question 6
1 out of 1 points
HIV is a retrovirus. Briefly describe how a retrovirus is different from other
viruses.
Selected Retroviruses are a special kind of virus that has an extra step that makes them
Answer: more prone to mutation than other normal viruses. This allows them to evolve
quicker than normal viruses. Because they evolve quickly, they are very
resistant to treatment.
Boumis, Robert. (2017, April 24). Retrovirus vs. DNA Virus. Retrieved
from https://sciencing.com/retrovirus-vs-dna-virus-4588.html
• Question 7
1 out of 1 points
Zane is worried about passing the virus to his friends and family.
Which of the following bodily fluids can transmit HIV? (Select all that
apply.)
Selected
Answers: Blood
Semen
• Question 8
1 out of 1 points
Which of the following is NOT a symptom of acute HIV
infection?
Selected
Answer: Numbness
• Question 9
1 out of 1 points
The initial symptoms of HIV infection are followed by clinical latency.
Which of the following statements is true?
Selected
Answer: Clinical latency is the second stage of HIV infection and can last
- 2018 Fall Quarter
Test Module 04 Case Study
Started 10/23/18 8:51 PM
Submitted 10/25/18 2:56 PM
Status Completed
Attempt Score 20 out of 20 points
Time Elapsed 42 hours, 5 minutes
Results Submitted Answers
Displayed
• Question 1
1 out of 1 points
Zane, a 26-year-old male, came upon a car accident and immediately started to
help the victims, who were pinned in their car. There was blood all over the
scene and Zane acted without having any personal protective equipment.
While helping the victims, he cut his arms in several places on the sharp metal
and shards of glass. A few weeks later, he developed flu-like symptoms that
persisted for several days. He went to his clinic and tested negative for
influenza.
Because of his recent exposure, Zane’s doctor was suspicious of
blood borne pathogens. Which of the following disorders are blood-
borne diseases?
Selected
Answer: HIV infection
• Question 2
1 out of 1 points
Lab tests confirm the presence of HIV antibodies in Zane’s blood. Briefly
describe why there are antibodies present.
Selected
Antibodies are disease fighting proteins that the body makes in response to an
Answer:
HIV infection to fight off the virus. If the virus isn't present, the body doesn't
need to produce the antibodies.
U.S. Department of Health and Human Services. (2017, August 23). HIV
Overview. Retrieved from https://aidsinfo.nih.gov/understanding-hiv-aids/fact-
sheets/19/47/hiv-testing
• Question 3
1 out of 1 points
Briefly define “autoimmunity” and “immunodeficiency” in your own words.
Which of these conditions is Zane more likely to develop?
Selected
Autoimmunity is the system of immune responses against its own healthy
Answer:
cells and tissues.
Immunodeficiency is the failure of the immune system to respond to an
infection.
Zane is more likely to develop immunodeficiency. HIV.gov. (n.d.). HIV Basics.
, Retrieved from https://www.hiv.gov/hiv-basics
• Question 4
1 out of 1 points
During the primary HIV infection, which of the following cells decreases in
number?
Selected
Answer: T-cells
• Question 5
1 out of 1 points
Which of the following statements is
true?
Selected
Answer: The cause of death for a patient with AIDS is usually an
opportunistic infection.
• Question 6
1 out of 1 points
HIV is a retrovirus. Briefly describe how a retrovirus is different from other
viruses.
Selected Retroviruses are a special kind of virus that has an extra step that makes them
Answer: more prone to mutation than other normal viruses. This allows them to evolve
quicker than normal viruses. Because they evolve quickly, they are very
resistant to treatment.
Boumis, Robert. (2017, April 24). Retrovirus vs. DNA Virus. Retrieved
from https://sciencing.com/retrovirus-vs-dna-virus-4588.html
• Question 7
1 out of 1 points
Zane is worried about passing the virus to his friends and family.
Which of the following bodily fluids can transmit HIV? (Select all that
apply.)
Selected
Answers: Blood
Semen
• Question 8
1 out of 1 points
Which of the following is NOT a symptom of acute HIV
infection?
Selected
Answer: Numbness
• Question 9
1 out of 1 points
The initial symptoms of HIV infection are followed by clinical latency.
Which of the following statements is true?
Selected
Answer: Clinical latency is the second stage of HIV infection and can last
