Medical MCQ
MCQ Ebook
Biochemistry
Microbiology
Pathology
All MCQs
Term Of Use
Privacy Policy
Contact Us
About Us
Search for:
Home
Ebooks
Questions
Search
Pediatrics
Which of the following is the main factor for the ductal closure postnatally
Increase in paial pressure of oxygen (PaO2)
Increase in systemic vascular resistance
Increase in circulating prostaglandin levels
Decrease in pulmonary venous resistance
Questions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100