Medical MCQ
MCQ Ebook
Biochemistry
Microbiology
Pathology
MCQ Subjects
Anaesthesia
Anatomy
Biochemistry
Dental
ENT
Forensic Medicine
Gynaecology & Obstetrics
Medicine
Microbiology
Ophthalmology
Orthopaedics
Pathology
Pediatrics
Pharmacology
Physiology
Psychiatry
Radiology
Skin
Social & Preventive Medicine
Surgery
Others
MCQ Exam
Anaesthesia
Anatomy
Biochemistry
Dental
ENT
Forensic Medicine
Gynaecology & Obstetrics
Medicine
Microbiology
Ophthalmology
Orthopaedics
Pathology
Pediatrics
Pharmacology
Physiology
Psychiatry
Radiology
Skin
Social & Preventive Medicine
Surgery
Others
All MCQs
Term Of Use
Privacy Policy
Contact Us
About Us
Home
Ebooks
Questions
Search
Physiology
When the sympathetic nervous system is activated:
Norepinephrine is released by the vascular smooth muscle cells
Acetylcholine is released onto vascular smooth muscle cells
Norepinephrine is released from axons onto the arteriolar wall
The arterioles constrict because nitric oxide production is suppressed
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