Related Questions

Stimulation of the sympathetic part of the autonomic nervous system is responsible for
A Constriction of the pylorus
B Secretion of the sweat glands
C Contraction of the smooth muscles of the male genital tract
D Emptying of the urinary bladder
E Contraction of the bronchial smooth muscles
In animals like Annelids, Molluscs, organs have associated to form functional systems, each system concerned with a specific physiological function. This pattern is called ________ system level of organization.
A Organ
B Open
C Closed
D Coelom
H2-antagonists
A May cause impotence
B Decrease both basal and stimulated acid secretion
C Increase plasma gastrin level
D Are contraindicated in renal failure
E Are cytoprotective
The following processes are brought about by activation of parasympathetic nerve fibers
A Defaecation
B Micturition
C Sweating
D Ejaculation of semen
E Dilatation of pupil
The vagus nerve provides the parasympathetic innervations to the
A Heart
B Small intestine
C Eye
D Salivary glands
E Urinary bladder
The preganglionic fiber of parasympathetic neuron
A Is carried in the vagus nerve
B Synapse with nicotinic receptor
C Is carried in the axon of sacral nerve
D Is carried in the short capillary nerve
E Synapse with the muscarinic receptor
According to the passage, one way in which homologous organs differ from analogous organs is that they-
A perform the same general function
B are only found in highly developed animals
C are genetically related
D come from different embryological structures
The following anaesthetic agents cause direct sympathetic stimulation
A Ketamine
B Seroflurane
C Desflurane
D Halothane
E Isoflurane
The thoracic sympathetic trunk
A Lies infront of the neck of the ribs
B Provides all the splanchnic nerves
C Possesses eleven ganglia
D Has no direct communication with the lumbar sympathetic trunk
E Is independent of the thoracic spinal nerves
Damage to the sympathetic nerves from the thoracolumbar outflow T11 to L2 will disturb the function-
A Detrusor muscle
B Bladder neck
C Trigone
D Seminal vesicles
E External sphincter

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