at what time has Anterior fontanel closed?()
A. 6mons
B. 10mons
C. 18mons
D. 12mons
E. 14mons
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Normal birthweight infant is the newborn whose birth weight is more than ()
A. 2500g
B. 2000g
C. 1500g
D. 1000g
E. 800g
toddler age is from what time to what time?()
A. from delivery to 1 year old
B. from 1 to 3 years old
C. from fertilized ovum to delivery
D. from umbilical ligation to 28thday
E. from 6-7 years old to adolescence
The pathogenesis of dyspnea in left heart failure?()
A. Hypotension.
B. Congestion of systemic circulation.
C. Myocardial ischemia and hypoxia.
D. Increased blood volume.
E. Pulmonary congestion and pulmonary edema
F. Activation of renin-angiotensin-aldosterone system
Which of the following pathophysiological change in stagnant hypoxia stage of shock is right?()
A. Contraction of venular smooth muscle.
B. Constriction of arteriole smooth muscle.
Closure of a great number of capillaries.
D. Increase of capillary hydrostatic pressure.
E. Decrease of blood flow perfusion in capillaries
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