MN551 Midterm Exam Questions with Verified Answers
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Course
MN 551
Institution
MN 551
MN551 Midterm Exam Questions with Verified Answers
1: What is the primary focus of MN551?- correct answer -
The primary focus of MN551 is advanced pathophysiology, which involves the study of the biological and physiological processes associated with disease development and progression.
2:...
MN551 Midterm Exam Questions with Verified
Answers
1: What is the primary focus of MN551?- correct answer -
The primary focus of MN551 is advanced pathophysiology, which involves
the study of the biological and physiological processes associated with
disease development and progression.
2: What is pathophysiology?- correct answer -
Pathophysiology is the study of the functional changes that occur in the
body as a result of a disease or pathological condition.
3: Define homeostasis. ?- correct answer -
Homeostasis refers to the bodys ability to maintain a stable internal
environment despite external changes.
4: What is the role of the immune system in pathophysiology?- correct
answer -
,The immune system plays a crucial role in defending the body against
pathogens, recognizing and responding to foreign substances, and
maintaining homeostasis. Dysregulation of the immune system can lead to
various diseases.
5: What is inflammation?- correct answer -
Inflammation is the bodys response to injury or infection, characterized by
redness, swelling, heat, and pain. It is a protective mechanism aimed at
eliminating the initial cause of cell injury.
6: What are cytokines?- correct answer -
Cytokines are small proteins released by cells, especially those in the
immune system, that act as signaling molecules to regulate immunity,
inflammation, and hematopoiesis.
7: Describe the difference between acute and chronic inflammation. ?-
correct answer -
Acute inflammation is a short-term response to injury or infection, whereas
chronic inflammation is a prolonged inflammatory response that can lead to
tissue damage and disease.
, 8: What is the significance of the hypothalamus in homeostasis?- correct
answer -
The hypothalamus is a region of the brain that regulates various bodily
functions such as temperature, hunger, thirst, and circadian rhythms,
playing a key role in maintaining homeostasis.
9: Explain the concept of negative feedback in physiological processes. ?-
correct answer -Negative feedback is a mechanism that reverses a deviation
from the normal state to maintain homeostasis. For example, when blood
sugar levels rise, insulin is released to lower them back to normal.
10: What is the role of the endocrine system in pathophysiology?- correct
answer -
The endocrine system regulates various body functions through hormones.
Dysregulation of hormone production or action can lead to diseases such as
diabetes, thyroid disorders, and adrenal insufficiency.
11: What is diabetes mellitus?- correct answer -
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