All results from Sympathetic nervous stimulation, except:
Correct Answer: Vasodilation of cutaneous blood vessel
Description: Ref: Pal GK. Sympathetic system. In: Textbook of medical physiology. 2nd ed. Ahitja publishing house. 2011: 22: 213.Explanation: (See the following table)Effect of Sympathetic and Parasympathetic Stimulation on Various Organs SympatheticParasympatheticEyes Sphincter muscle of iris--Contraction (miosis)Radial muscle of irisContraction (mydriasis) a1--Ciliary muscleRelaxation b2Contraction for near visionMuller s muscleContraction a1 Lacrimal gland--Increase secretionHeart SA nodeIncreases heart rate b12Decreases heart rateAV node & PurkinjeIncreases conduction velocityDecreases conduction velocityAtna & ventricleIncreases contractility b12Decreases contractilityArterioles Coronary, PulmonaryConstriction (a1,2) Dilation (b2)--SkinConstriction (a1,2)--Skeletal muscleDilation (b2) Constriction (a1)--Abd. visceraConstriction (a1.)--RenalConstriction (a1,)--Systemic veinsConstriction (a1,2)--LungsDilation (b2) BronchiolesDilation (b2)ConstrictionGlandsSecretion (b2); inhibitted by al GIT Salivary glandThick, viscous secretion (a1)Profuse, watery secretionMotility and ToneDecrease (a1,2 and b2)IncreaseSphincterConstriction (a1)RelaxationSecretionInhibition (a2)StimulationLiverGlycogenolysis (a1, b2)--Gall-biadderRelaxation b2ContractionUrinary system Detrusor muscleRelaxation b2ContractionSphincterConstriction (a1)RelaxationMale sex organsEjaculation (a1)ErectionUterusContraction (pregnant) (a1)VariableSkinRelaxation (b2) Pilomotor musclesContraction (al)--Sweat glandsSlight, localized secretion (a1)Generalized abundant, dilute secretion (M)--Adipose tissueLipolysis (a1, b1,3) Pineal glandMelatonin secretion (b)--JG cellsRenin secretion (b2)--
Category:
Physiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now