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Daily exam 03,Week 02,CLAVICLE

1. Not a step of hemostasis -
Vascular spasm (or vasoconstriction)
Formation of platelet plug
Blood coagulation
Clot retractions
2. Factor__ is also called Hageman factor.
X
XI
XII
IX
Not vit-K dependent clotting factor-
Factor II
Factor VIII
Factor IX
Factor X
4. Not a natural anticoagulant-
Heparin
Antithrombin III
Protein C
Dicumarol
5. False statement -
M&N blood groups are used to determine paternity
The 2nd part of Landsteiner's law is not obeyed by Rh and MNS blood group system.
Anti-D injection within 72 hrs after every delivery may prevent E. fetalis
Uremia is an immediate effect of ABO incompatibility
6. Not true-
Ventricular systole lasts for 0.3 s
Isometric contraction phase produces 1st HS
Isometric relaxation phase produces 2nd heart sound at It's end
First rapid filling phase creates 3rd HS
7. Which of the following doesn’t increase CO-
Venous return
Heart rate
Force of contraction
TPR
8. CO=?
SV X TPR
SV X HR
SV/HR
TPR X HR
9. Cardiac index is not determined by following factor -
Heart rate
Stroke volume
Body surface area
Venous return
10. . _ indicates the constant load against which the heart works.
Systolic pressure
Diastolic pressure
Pulse pressure
Mean pressure
11. Average pulse pressure is __ mmHg
25
40
50
60
12. a.Short term regulation of blood pressure doesn’t include-
Baroreceptor feedback mechanism
Chemoreceptor feedback mechanism
CNS ischemic mechanism
Capillary fluid shift mechanism
13. Which is not abnormal pulse?
Anacrotic pulse
Pulsus alternans
Pulsus bisferiens
Catacrotic pulse
14. Baroreceptors present in-
The carotid sinus
The wall of the aortic arch
Both
None
15. In ECG Septal depolarization is indicated by-
P wave
Q wave
R wave
S wave
16. PR interval duration -
0.12-0.20 sec
.05-.10 sec
0.10-0.15 sec
None
17. Not true about ECG-
WPW (Wolff Parkinson White) syndrome causes short PR interval
ST interval indicates ventricular repolarization
QT interval is usually 0.08 sec
Electrolyte imbalance can be detected by ECG
18. Obstructive shock example -
MI
Cardiac tamponade
Hemorrhage
Arrhythmia
19. Compensatory reactions activated by hemorrhage/ hypovolemic shock doesn’t include
Vasoconstriction
Tachycardia
Venodilatation
Increased plasma protein
20. Brain has __ percent of cardiac output.
13.9
27.8
23.4
19.9
21. _ is the main seat of peripheral resistance
Artery
Arteriole
Venule
Capillaries
22. Normal Ejection fraction-
65%
50%
80%
45 %
23. Fibrinolysis is due to-
Plasmin
Fibrin
Thrombin
Plasminogen
24. Not true about rhythmicity- b/min
SA node: 70 - 80
AV node: 40 - 60
AV bundle or Bundle of His: 40-50
Purkinjee fibers : 15-40
25. Electrolytes responsible for cardiac muscle action potential-
Na+
K+
Ca2+
All
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