Essential Biochemistry - Organ Function Tests (Section 4)

1
Which of the following is the most important function of the kidney?
إجابة
(B)
Excretion of waste products
2
Which condition is indicated by elevated levels of unconjugated bilirubin?
إجابة
(C)
Hemolytic anemia
3
Which of the following is the precursor to bilirubin?
إجابة
(B)
Heme
4
Which of the following cardiac marker releases first following myocardial infarction?
إجابة
(A)
Myoglobin
5
Which tests are useful to differentiate the type of jaundice?
إجابة
A
B
C
6
Which component of the thyroid hormone is the most active form?
إجابة
(B)
T3 (Triiodothyronine)
7
Which of the following is a key indicator for thyroid function?
إجابة
(A)
Serum TSH
8
Prothrombin time in obstructive jaundice
إجابة
(B)
Increases after parenteral injection of vitamin K
9
What can cause an increase in serum amylase?
إجابة
(B)
Pancreatitis
10
In which of these conditions would serum urea levels likely be elevated?
إجابة
(C)
Kidney failure
11
What does an increased level of unconjugated bilirubin indicate?
إجابة
(C)
Excessive RBC destruction
12
What is the main role of bilirubin in the body?
إجابة
(C)
To remove waste products from the liver
13
What is the normal concentration of total serum bilirubin?
إجابة
(A)
0.1 to 1 mg/dL
14
Which of the following is NOT typically measured in a liver function panel?
إجابة
(C)
Creatinine
15
What is the role of the liver in carbohydrate metabolism?
إجابة
(D)
Both b and c
16
Which of the following is a key indicator for thyroid function?
إجابة
(C)
Serum TSH
17
Which of these is a kidney function test?
إجابة
A
C
18
What does TSH stand for?
إجابة
(A)
Thyroid Stimulating Hormone
19
What is the significance of a decreased creatinine clearance?
إجابة
(C)
Impaired kidney function
20
Which of the following is NOT a component of a urinalysis?
إجابة
(D)
Bilirubin examination
21
Which hormone is primarily responsible for regulating the basal metabolic rate?
إجابة
(C)
Thyroxine (T4)
22
Following are the cardiac markers, except:
إجابة
(D)
Alkaline phosphatase
23
What is the main function of measuring GFR?
إجابة
(B)
To assess the kidneys' ability to filter waste
24
Which of these are involved in the metabolism and detoxification of drugs?
إجابة
(B)
Liver
25
Which hormone stimulates the thyroid gland?
إجابة
(C)
TSH
26
What do the kidneys regulate?
إجابة
(D)
All of the above
27
Which of the following tests measure GFR accurately?
إجابة
(B)
Creatinine clearance
28
What is the primary function of the kidneys?
إجابة
(B)
Filter blood and excrete waste
29
What is the main function of the thyroid gland?
إجابة
(A)
Produce hormones to regulate metabolism
30
What is the main function of the liver in the body?
إجابة
(C)
Detoxification and metabolism.
31
Which test is used to assess the glomerular filtration rate (GFR)?
إجابة
(A)
Clearance test
32
Which condition is characterized by an increased level of unconjugated bilirubin?
إجابة
(B)
Hemolytic anemia
33
What is the primary function of the liver?
إجابة
(C)
Detoxification and metabolism.
34
Which test is most useful in the early detection of kidney disease?
إجابة
(B)
Urine protein
35
What is the function of the kidney?
إجابة
(B)
Filter blood and excrete waste
36
What is the normal range of creatinine in serum?
إجابة
(B)
0.5-1.2 mg/dL
37
In which type of jaundice is conjugated bilirubin elevated?
إجابة
(C)
Obstructive jaundice
38
The major advantage offered by myoglobin as a serum marker for myocardial injury is that it is released:
إجابة
(A)
Early from damaged cells as compared to other cardiac markers
39
What is the normal range of fasting blood glucose?
إجابة
(A)
Below 100 mg/dL
40
What are the components of a routine urinalysis?
إجابة
A
B
C
41
Which of the following is an indicator of kidney function?
إجابة
(B)
Serum creatinine
42
What can cause a decreased creatinine clearance?
إجابة
(C)
Kidney disease
43
Which of the following can be found in urine?
إجابة
A
B
C
D
44
Which of the following tests helps differentiate between types of jaundice?
إجابة
A
B
C
45
What is the function of albumin?
إجابة
(B)
To maintain oncotic pressure