proteins III Flashcards

1
Q

most abundant in coagulation factors

a. complement
b. fibrinogen
c. transferrin
d. lipoproteins

A

Fibrinogen

  • one of the largest protein in the plasma
  • most abundant in coagulation factors
  • one of APR , markedly increase during inflammatory process
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2
Q

marker for long tern prognosis of cardio vascular disease

a. complement
b. fibrinogen
c. transferrin
d. lipoproteins

A

Fibrinogen
- one of the largest protein in the plasma
- most abundant in coagulation factors
- one of APR , markedly increase during inflammatory process
- marker for long tern prognosis of cardio vascular disease
-

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3
Q

high levels may cause elevated ESR

a. complement
b. fibrinogen
c. transferrin
d. lipoproteins

A

Fibrinogen

  • one of the largest protein in the plasma
  • most abundant in coagulation factors
  • one of APR , markedly increase during inflammatory process
  • marker for long tern prognosis of cardio vascular disease
  • high levels may cause elevated ESR
  • increase: BIRTH CONTROL, pregnancy , inflammatory disease
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4
Q

proteins that participates in immune reaction and serve as link to the inflammatory response

a. complement
b. fibrinogen
c. transferrin
d. lipoproteins

A

complement

  • one of the natural defense mechanism
  • it circulates as non functional precursors
  • C3 is the most abundant form in serum
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5
Q

used as early warning test to persons at risk of coronary artery disease

a. complement
b. fibrinogen
c. CRP
d. lipoproteins

A

C reactive protein

  • is a member of pentraxin protein family
  • binds to C polysaccharide of the pneumococci
  • appears in the blood of the patients with DIVERSE INFLAMMATORY DISEASE
  • used as EARLY WARNING TEST to persons at risk of coronary artery disease
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6
Q

PROTEINS THAT IS RAPID TEST FOR PRE SUMPTIVE DIAGNOSIS OF BACTERIAL VERSUS VIRAL INFECTION

a. complement
b. fibrinogen
c. CRP
d. lipoproteins

A

C reactive protein

  • is a member of pentraxin protein family
  • binds to C polysaccharide of the pneumococci
  • appears in the blood of the patients with DIVERSE INFLAMMATORY DISEASE
  • used as EARLY WARNING TEST to persons at risk of coronary artery disease
  • RAPID TEST FOR PRE SUMPTIVE DIAGNOSIS OF BACTERIAL VERSUS VIRAL INFECTION
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7
Q

a small heme protein found in skeletal and cardiac muscle

a. myoglobin
b. troponin
c. BNP
d. Cystatin C

A

Myoglobin

  • a small heme protein found in skeletal and cardiac muscle
  • it is one of the marker to diffuse out of ischemic muscle cells
  • a marker for CHEST PAIN and EARLY DETECTION of AMI
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8
Q

useful marker for monitoring the success or failure of reperfusion

a. myoglobin
b. troponin
c. BNP
d. Cystatin C

A

myoglobin

  • useful marker for monitoring the SUCCESS OR FAILURE OF REPERFUSION
  • it is one of the marker to diffuse out of ischemic muscle cells
  • a marker for CHEST PAIN and EARLY DETECTION of AMI
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9
Q

which of the 3 complex of troponins binds to calcium ions that regulate muscle contraction

a. TnC
b. TnI
c. Tnt

A

TnC , TnI, TnT
- present in both cardiac and skeletal muscles

TnC
- binds tocalcium ions that regualted muscle contractions

Tni and TnT
- cardiac marker that depend on antibodies and calibrators

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10
Q

Most important marker for CARDIAC INJURY (AMI)

a. myoglobin
b. troponin
c. BNP
d. Cystatin C

A

TROPONIN
- they are regulators of ACTIN AND MYOSIN
- MOST IMPORTANT MARKER FOR CARDIAC INJURY (AMI) - they are derived from heart muscles
- the levels of blood may elevate after AMI attack in the absence of CK-Mb elevations
`

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11
Q

which of the 3 complex of troponins is useful in assessment of early and late AMI

a. TnC
b. TnI
c. Tnt

A

troponin T(TnT)/ tropomyosin binding subunit

  • specific for HEART MUSCLES
  • VALUABLE TOOL in diagnosis of AMI
  • assessment of early and late AMI; elevated in Renal disease amd muscular dystrophy
  • sensitive marker for UNSTABLE ANGINA
  • Use for monitoring the effectiveness of THROMBOLYTIC THERAPY IN AMI PATIENTS
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12
Q

which of the 3 complex of troponins is Use for monitoring the effectiveness of THROMBOLYTIC THERAPY IN AMI PATIENTS

a. TnC
b. TnI
c. Tnt

A

troponin T(TnT)/ tropomyosin binding subunit

  • specific for HEART MUSCLES
  • VALUABLE TOOL in diagnosis of AMI
  • assessment of early and late AMI; elevated in Renal disease amd muscular dystrophy
  • sensitive marker for UNSTABLE ANGINA
  • Use for monitoring the effectiveness of THROMBOLYTIC THERAPY IN AMI PATIENTS
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13
Q

which of the 3 complex of troponins is highly specific for AMI

a. TnC
b. TnI
c. Tnt

A

Troponin I (TnI) / inhibitory subunit or actin binding unit

  • only found in MYOCARDIUM
  • GREATER CARDIAC SPECIFCITY than TnT
  • HIGHLY SPECIFIC for AMI - not elevated in renal disease
  • very sensitive indicator of even minor amount of cardiac necrosis
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