AnswersFL-2000310-Biology 1 Sem 2The Immune System

The Immune System — Unit test Answers

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Some people choose not to get vaccinated because they believe that vaccinations can cause disease. What would be the best evidence to oppose this argument?

A
Vaccines can suppress the immune system to allow for better organ transplants.
B
There is a greater chance of contracting dangerous diseases if you are not vaccinated.
C
The vaccines can help build immunity to many different pathogens.
D
Everyone is capable of receiving vaccines, so we should all do our part to eradicate disease.
22
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How is a brain injury classified?

A
as an injury of the peripheral nervous system
B
as an injury of the central nervous system
C
as an injury of the autonomic nervous system
D
as an injury of the somatic nervous system
23

Look at the two images of cells.Which of the following statements best describes what can be seen in the images?

Question illustration
A
Image A represents a peptide hormone that interacts with a receptor, and image B represents a steroid hormone that interacts with the cell’s DNA.
B
Image A represents a steroid hormone that interacts with the cell’s DNA, and image B represents a peptide hormone that interacts with a receptor.
C
Image A represents an endocrine hormone that interacts with a receptor, and image B represents an exocrine hormone that interacts with the cell’s DNA.
D
Image A represents an exocrine hormone that interacts with the cell’s DNA, and image B represents an endocrine hormone that interacts with a receptor.
24

sugarurinebloodsaliva

A
sugar
B
urine
C
blood
D
saliva
25

The body obtains sugar from food. Which system most directly affects blood sugar levels?

A
respiratory
B
muscular
C
circulatory
D
digestive
26

Kaya had an organ transplant. She went to the doctor a week later, and the doctor did a blood test. Her lymphocyte count had increased. She went to the doctor a month later for the same test, and her lymphocyte count was higher. What is the best explanation as to why her lymphocyte levels were increasing?

A
Kaya was given antibiotics to prevent infections.
B
Kaya’s antigens were attacking the tissue.
C
Kaya was not tissue typed prior to her surgery, and her body is mounting an immune response.
D
Kaya took her immunosuppressant drugs weekly, which increased her lymphocyte count.
27

Alzheimer's disease has some lifestyle factors because

A
everyone can contract it in their lifetime.
B
it can be influenced by nutritional choices.
C
up until now there is no known cure for it.
D
it can be contracted through germs.
28

Which level of organization falls directly after the tissue level when listed in order from least to most complex?

A
organelle
B
cell
C
organ system
D
organ

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