How the sympathetic and parasympathetic operate antagonistic?

1 Answer

Answer :

What is the answer ?

Related questions

Description : In which the following can increase the rate of heart beat ? ltbr. (A) Sympathetic neaural signals. (B) Parasympathetic neural signals (C ) Adrenal me

Last Answer : In which the following can increase the rate of heart beat ? ltbr. (A) Sympathetic neaural signals. (B) Parasympathetic ... ,E,F C. A,C,D D. B,D,F

Description : Branch of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Last Answer : Branch of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Description : Part of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Last Answer : Part of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Description : Branch of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Last Answer : Branch of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Description : Part of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Last Answer : Part of PNS which transmit impulses from CNS to involuntary organ and classified into sympathetic & parasympathetic neural system is

Description : In male sex organs _______ system is responsible for erection. (a) Sympathetic (b) Parasympathetic (c) Norepinephrine (d) None of the above

Last Answer : Ans: B

Description : Which of the following increases the rate of heart beat? (1) Peripheral nerves (2) Sympathetic nerves (3) Parasympathetic nerves (4) Cranial nerves

Last Answer : (2) Sympathetic nerves Explanation: Heart rate is controlled by the two branches of the autonomic (involuntary) nervous system. The sympathetic nervous system (SNS) and the parasympathetic nervous ... parasympathetic nervous sys-tem (PNS) releases the hormone acetylcholine to slow the heart rate.

Description : The following are true about the autonomic nervous system: a. the postganglionic neurones are largely unmyelinated b. all preganglionic neurones are cholinergic c. the preganglionic neurones of ... parasympathetic nervous system d. the parasympathetic outflow is only found in the cranial nerves

Last Answer : the postganglionic neurones are largely unmyelinated

Description : With regard to the autonomic nervous system: a. the dorsal root ganglia is made up mainly of the cell bodies of the sympathetic nerves b. the preganglionic sympathetic fibres ... the ganglia of both sympathetic and parasympathetic nervous system d. botulin toxin blocks acetylcholine receptors

Last Answer : the dorsal root ganglia is made up mainly of the cell bodies of the sympathetic nerves

Description : The ciliary ganglion: a. is found between the optic nerve and the medial rectus b. contains sympathetic nerve that supplies the sphincter pupillae c. is a parasympathetic relay ganglion for fibers from ... nucleus d. contains sensory nerve e. has a motor nerve that goes to the inferior oblique

Last Answer : is a parasympathetic relay ganglion for fibers from the Edinger-Westphal nucleus

Description : Most organ of the body receive innervations a. sympathetic b. parasympathetic c. both d. non

Last Answer : both

Description : A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro- hormonal control system? ... brain. (d) Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal cortex.

Last Answer : (a) Sympathetic nervous system is activated releasing epinephrine and norepinephrine from adrenal medulla.

Description : Nor-epinephrine (i) is released by sympathetic fibers (ii) is released by parasympathetic fibers (iii)increases the heart rate (iv) decreases blood pressure. Which of the above statements are correct? (a) (i) and (iii) (b) (ii) and (iii) (c) (ii) and (iv) (d) (i) and (iv)

Last Answer : (a) (i) and (iii)

Description : Which of the following are sympathetic effects of the nervous system? a) Dilated pupils Dilated pupils are a sympathetic effect of the nervous system. Constricted pupils are a ... Decreased respiratory rate is a parasympathetic effect. Increased respiratory rate is a sympathetic effect.

Last Answer : a) Dilated pupils Dilated pupils are a sympathetic effect of the nervous system. Constricted pupils are a parasympathetic effect.

Description : A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system ? (1 ... across the cleft and transmit a nerve impulse (4) Hypothalamus activates the parasympathetic division of brain

Last Answer : (2) Sympathetic nervous system is activated releasing epinephrin and norepinephrin from adrenal medulla

Description : The sympathetic and parasympathetic systems exert functionally opposite influences on the following parameters except: A. Heart rate B. Atrial refractory period C. Pupil diameter D. Intestinal motility

Last Answer : B. Atrial refractory period

Description : The sympathetic and parasympathetic systems exert functionally opposite influences on the following parameters except: A. Heart rate B. Atrial refractory period C. Pupil diameter D. Intestinal motility

Last Answer : B. Atrial refractory period

Description : Release of gastro-intestinal secretion and movement of food is brought about by (a) Sympathetic nervous system (b) Parasympathetic nervous system (c) Central nervous system (d) Thyroid nervous membrane

Last Answer : (b) Parasympathetic nervous system

Description : Which controls reflex action? Options: A) Sympathetic nervous system B) Central nervous system C) Parasympathetic nervous system D) Sensory nerves

Last Answer : C) Parasympathetic nervous system

Description : Which of the following increases the rate of heart beat? (1) Peripheral nerves (2) Sympathetic nerves (3) Parasympathetic nerves (4) Cranial nerves

Last Answer : Sympathetic nerves

Description : Why have doctors become such antagonistic jerks?

Last Answer : Doctors have always seemed that way to me. And it gets worse if you ask them an intelligent question.

Description : Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other ?

Last Answer : Which of the following pairs of hormones are not antagonistic (having opposite effects) to ... -Atrial Natriuretic Factor D. Relaxin- Inhibin

Description : The secondary messenger which show antagonistic effect to c-AMP in heart muscle is

Last Answer : The secondary messenger which show antagonistic effect to c-AMP in heart muscle is A. `Ca^(2+)` B. Inositol triphosphate `(IP_3)` C. DAG D. c-GMP

Description : Why is it important to know the antagonistic muscle groups?

Last Answer : in order to correctly palpate a multi-joint muscle you must do what

Description : Why is it important to know the antagonistic muscle groups?

Last Answer : in order to correctly palpate a multi-joint muscle you must do what

Description : How do antagonistic mechanisms manage homeostatic regulation?

Last Answer : The homeostatic maintenance of the body mostly occurs by means of alternating antagonistic compensatory mechanisms. There are regulators that lower the pH and others that increase it, there are effectors ... strategy found by evolution to solve the problem of the maintenance of the body equilibrium.

Description : Antagonistic effect of Fe on Zn availability in sweet orange causes: a. Leaf drop b. Fruit drop c. Reduce fruit weigh d. Zn deficiency

Last Answer : Zn deficiency

Description : Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other? (a) Aldosterone Atrial Natriuretic Factor (b) Relaxin Inhibin (c) Parathormone Calcitonin (d) Insulin Glucagon

Last Answer : (b) Relaxin Inhibin

Description : Gingkgo biloba is used for its (A) Expectorant activity (B) Lipid lowering activity (C) PAF antagonistic activity (D)Antidepressant activity

Last Answer : (C) PAF antagonistic activity

Description : Which pair of hormones has opposite, antagonistic effects? A) insulin--glucagon B) insulin--progesterone C) estrogen--thyroxin D) thyroxin--parathyroid hormone E) epinephrine--norepinephrine

Last Answer : A) insulin--glucagon

Description : Herbicide antidote interactions are a). synergistic b). antagonistic c). Enhancement d). None of these

Last Answer : b). antagonistic

Description : Mixture of 2,4-D and chlorpropham is a). synergistic on dicot b). synergistic on monocot c). Antagonistic on monocot d). Antagonistic on dicot

Last Answer : b). synergistic on monocot

Description : Interaction between the herbicide 2,4- D and the herbicide 2,4,5-T is a). antagonistic b). synergetic c). additive d). Enhancement

Last Answer : a). antagonistic

Description : Mixture of glyphosate with 2,4-D on field bindweed had interaction of the type a). Synergistic b). Antagonistic c). Additive d). Enhancement

Last Answer : a). Synergistic

Description : In case of combined application of herbicides, application rate can be reduced in which of the following interaction a). Antagonistic b). Synergistic c). Additive d). None

Last Answer : b). Synergistic

Description : Extract of the following plant has platelet activating factor (PAF) antagonistic activity and is claimed to benefit cognitive disorders due to cerebral ischaemia: A. Ginkgo biloba B. Claviceps purpurea C. Amanita muscaria D. Artemisia annua (p. 440) 33.12 3 3 . 1 2 A Aim4aii

Last Answer : A. Ginkgo biloba

Description : In the treatment of parkinsonism, bromocriptine differs from levodopa in the following respects except: A. It does not need conversion to an active metabolite B. It has a longer duration of ... with little/antagonistic action on D1 receptors D. It does not produce behavioral/psychiatric side effect

Last Answer : D. It does not produce behavioral/psychiatric side effects

Description : The following is true of raloxifene except: A. It acts as an estrogen agonist in bone B. It exerts estrogen antagonistic action on endometrium C. It increases risk of developing breast cancer D. It can induce/aggravate menopausal hot flushes

Last Answer : C. It has additional androgenic acitivity

Description : Parasympathetic activity during micturition causes `:-`

Last Answer : Parasympathetic activity during micturition causes `:-` A. Contraction of detrusor muscle ... muscle and contraction of internal urethral sphincter

Description : If parasympathetic nerve of the rabbit is cut then heart beat

Last Answer : If parasympathetic nerve of the rabbit is cut then heart beat A. Unaffected B. Decreases C. Increases D. Stop

Description : Mark the second messenger in case of heart in response to parasympathetic nervous system.

Last Answer : Mark the second messenger in case of heart in response to parasympathetic nervous system. A. cAMP B. cGMP C. `IP_3` D. `DG`

Description : Which of the following organs is innervated only by parasympathetic nerves ? (a) Iris muscles (b) Ciliary muscle (c) Sweat glands (d) Splenic capsule

Last Answer : Ans: B

Description : Parasympathetic ganglia include: a. Gasserian ganglion b. otic ganglion c. stellate ganglion d. celiac ganglion

Last Answer : otic ganglion

Description : The following cranial nerves contain parasympathetic outflow arising at the brain stem: a. optic nerve b. oculomotor nerve c. trigeminal nerve d. facial nerve

Last Answer : facial nerve

Description : The following are true about the muscarinic receptors: a. they are found at the postganglionic parasympathetic synapses b. they can be selectively blocked by atropine c. M1 muscarinic receptors are found in the brain d. all above

Last Answer : all above

Description : Acetylcholine is a neurotransmitter at: a. sweat glands b. the adrenal medulla c. parasympathetic ganglia d. all above

Last Answer : all above

Description : The parotid gland: a. contains a fascial sheath which is innervated by second cervical nerve b. receives post-ganglionic parasympathetic nerve from the otic ganglion c. contains a duct which opens ... . is composed of serous acini which contribute to the saliva e. is covered by the massenter

Last Answer : contains a fascial sheath which is innervated by second cervical nerve

Description : One function of parasympathetic nervous system is (a) contraction of hair muscles (b) stimulation of sweat glands (c) acceleration of heart beat (d) constriction of pupil.

Last Answer : (d) constriction of pupil.

Description : How do parasympathetic neural signals affect the working of the heart? (a) Reduce both heart rate and cardiac output. (b) Heart rate is increased without affecting the cardiac output. (c) Both heart rate and cardiac output increase. (d) Heart rate decreases but cardiac output increases.

Last Answer : (a) Reduce both heart rate and cardiac output.

Description : Which of the following is true of counterregulatory symptoms of insulin hypoglycaemia: A. They generally appear before neuroglucopenic symptoms B. They are accentuated after long-term insulin treatment C. They result from parasympathetic activation D. They manifest as hunger and fatigue

Last Answer : A. They generally appear before neuroglucopenic symptom