Pharmacology Nursing
(Latest 2025-2026 Edition) 100% Verified Q&A + Answer
860+
Key Solutions
VERIFIED ANSWERS
Question 1
What are the major functions of the α1 receptor?
Correct Answer
Increase vascular smooth muscle contraction, increase pupillary dilator muscle contraction (mydriasis), increase intestinal
and bladder sphincter muscle contraction
Trusted by thousands of students and professionals worldwide Page 1 of 155
,Question 2
What are the major functions of the α2 receptor?
Correct Answer
Decrease sympathetic outflow, decrease insulin release, decrease lipolysis, increase platelet aggregation, decrease
aqueous humor production
Question 3
What are the major functions of the β1 receptor?
Correct Answer
Increase heart rate, increase contractility, increase renin release, increase lipolysis
Trusted by thousands of students and professionals worldwide Page 2 of 155
,Question 4
What are the major functions of the β2 receptor?
Correct Answer
Vasodilation, bronchodilation, increase lipolysis, increase insulin release, decrease uterine tone (tocolysis), ciliary muscle
relaxation, increase aqueous humor production
Question 5
What are the major functions of the M1 receptor?
Correct Answer
CNS, enteric nervous system
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, Question 6
What are the major functions of the M2 receptor?
Correct Answer
Decrease heart rate and contractility of atria
Question 7
What are the major functions of the M3 receptor?
Correct Answer
Increase exocrine gland secretions (e.g., lacrimal, salivary, gastric acid), increase gut peristalsis, increase bladder
contraction, increase bronchoconstriction, pupillary sphincter muscle contraction (miosis), ciliary muscle contraction
(accommodation)
Trusted by thousands of students and professionals worldwide Page 4 of 155
(Latest 2025-2026 Edition) 100% Verified Q&A + Answer
860+
Key Solutions
VERIFIED ANSWERS
Question 1
What are the major functions of the α1 receptor?
Correct Answer
Increase vascular smooth muscle contraction, increase pupillary dilator muscle contraction (mydriasis), increase intestinal
and bladder sphincter muscle contraction
Trusted by thousands of students and professionals worldwide Page 1 of 155
,Question 2
What are the major functions of the α2 receptor?
Correct Answer
Decrease sympathetic outflow, decrease insulin release, decrease lipolysis, increase platelet aggregation, decrease
aqueous humor production
Question 3
What are the major functions of the β1 receptor?
Correct Answer
Increase heart rate, increase contractility, increase renin release, increase lipolysis
Trusted by thousands of students and professionals worldwide Page 2 of 155
,Question 4
What are the major functions of the β2 receptor?
Correct Answer
Vasodilation, bronchodilation, increase lipolysis, increase insulin release, decrease uterine tone (tocolysis), ciliary muscle
relaxation, increase aqueous humor production
Question 5
What are the major functions of the M1 receptor?
Correct Answer
CNS, enteric nervous system
Trusted by thousands of students and professionals worldwide Page 3 of 155
, Question 6
What are the major functions of the M2 receptor?
Correct Answer
Decrease heart rate and contractility of atria
Question 7
What are the major functions of the M3 receptor?
Correct Answer
Increase exocrine gland secretions (e.g., lacrimal, salivary, gastric acid), increase gut peristalsis, increase bladder
contraction, increase bronchoconstriction, pupillary sphincter muscle contraction (miosis), ciliary muscle contraction
(accommodation)
Trusted by thousands of students and professionals worldwide Page 4 of 155
