Test
Nerve paths
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Preguntas del test (51)
1Conscious proprioception information (kinaesthesia) is relayed from the forelimb to conscious level by the following tract system?
- ACuneate tract
- BGracile tract
- CDorsal spinocerebellar tract
- DVentral spinocerebellar tract
- ESpinothalamic tract
2Which of the following would most strongly suggest a diagnosis of Horner's Syndrome?
- ADroopy eyelid, constricted pupil, retraction of 3rd eyelid
- BDroopy eyelid, constricted pupil, protrusion of 3rd eyelid
- CDroopy eyelid, no change in pupil size, retraction of 3rd eyelid
- DDroopy eyelid, dilated pupil, retraction of 3rd eyelid
- EDroopy eyelid, dilated pupil, protrusion of 3rd eyelid
3What is the location of the cell bodies of the post-ganglionic nerves that supply the structures of the head?
- AMiddle cervical ganglion
- BLateral horn of thoracic spinal cord
- CAtellate ganglion
- DCranial cervical ganglion
- EBasal ganglion
4From what part of the spinal cord does sympathetic nerve supply to the head arise?
- ACervical segments 3 - 5
- BCervical segments 5 - 8
- CThoracic segments 5 - 10
- DCervical segments 1 - 3
- EThoracic segments 1 - 3
5The CN V(1) opthalmic branch of the tigeminal CN provides sensory input to?
(may be more than one correct answer)- AUpper eye lid
- BCornea
- CLower eye lid
- DOrbicularis oculi
6The CN V(2) maxillary branch of the tigeminal CN provides sensory input to?
(may be more than one correct answer)- ALower eye lid
- BHorn (corneal branch)
- CUpper eyelid
- DCornea
- EOrbicularis oculi
7Which structures are innervated by the autonomic nervous system?
(more than one answer)- ASmooth muscle
- BCardiac muscle
- CGlandular tissue
- DSkeletal muscle
8The preganglionic fibres of the sympathetic pathway are relatively shorter than the postganglionic.
- AVerdadero
- BFalso
9The postganglionic fibres of the parasympathetic pathway are relatively shorter than the preganglionic.
- AVerdadero
- BFalso
10The sympathetic pathway is described as having a thoracolumbar outflow.
Which segments of the spinal cord is this restricted to?- ACervical
- BThoracic
- CLumbar
- DSacral
11The parasympathetic pathway is described as having a Craniosacral outflow. What structures is this restricted to?
- ABrain
- BSacral
- CLumbar
- DThoracic
- ECervical
12Where are preganglionic nuclei of the ANS located in then spinal cord?
- ALateral horn of spinal cord- grey matter
- BDorsal root
- CVentral horn of grey matter
- DVentral root
13Which below are divisions of the sympathetic ANS?
- ACervicothoracic ganglion
- BVertebral nerve
- CCranial cervical ganglion
- DSplanchnic nerve
- ECollateral ganglia
- FHypogastric nerve
- GSympathetic trunk
- HPelvic nerve
- ICN VII
- JCN III
14Which below are divisions of the parasympathetic ANS?
- ACN III
- BCN VII
- CCN IX
- DCN X
- EPelvic nerve
- FHypogastric nerve
- GSplanchnic nerve
- HCranial cerivical ganglion
15Which options below form the Medial lemniscal system. A spinal cord sensory pathway.
- ADorsal columns
- BSpinothalamic tracts
- CSpinocervicothalamic tracts
- DSpinoreticular tracts
- ESpinocerebellar tracts
16What below are properties of the medial lemniscal system?
- A3 chain neuron pathway
- BContralateral relay
- CBilateral relay
- DThalamus interprets before reaching conscious level
17What below are properties of the medial Spinoreticular tracts (ascending reticular formation)?
- ABilateral relay close to midline
- BMultineurons
- CFinely myelinated
- DDiffuse relay to cortex
18Spinocerebellar tracts properties:
- AIpsilateral
- BUnconscious proprioception
- CContralateral relay
- DBilateral relay
19The Pyramidal system (corticospinal) properties.
- ALower motor neurons
- BUpper motor neurons
- CInterneurons can be present in spinal cord
- Dsingle neuron from CNS to spinal cord
- EInnervate skeletal muscle
- FContralateral relay
20Which tracts form the extrapyramidal system?
- ARubrospinal tract
- BReticulospinal tract
- CVestibulospinal tract
- DTectospinal tract
- ECorticospinal
21Which tract below also has a ipsilateral relay in addition to contralateral?
- AVestibulospinal tract
- BRubrospinal tract
- CReticulospinal tract
- DTectospinal tract
22The red nucleus in the midbrain leads to which tract?
- ARubrospinal tract
- BReticulospinal tract
- CTectospinal
- DVestibulospinal
23All postganglionic sympathetic fibres are adrenergic. (Release norepinephrine)
- AVerdadero
- BFalso
24All preganglionic fibres of both para and sympathetic release acetylcholine.
- AVerdadero
- BFalso
25The exception to the release of adrenaline from only postganglionic cells occurs from?
- AChromaffin cells of the adrenal medulla
- BHypothalamus
- CPituitary gland
26Which adrenergic receptor activates phospholipase C to increase intracellular second messengers IP3 and DAG to ultimately stimulate release of Ca2+.
- AAlpha
- BBeta
27Which adrenergic receptor activates adenyl cyclase to increase intracellular cAMP which activates PKA leading to a positive iontropic response?
- ABeta
- BAlpha
28Alpha 1 adrenergic receptors once activated results in.....
A drug with this effect is Midodrine.- AVasoconstriction
- BRaise heart rate
- CRelax bronchi
- DRelax bladder
- ESedation
29Alpha 2 adrenergic receptors once activated results in.....
A drug with this effect is Xylazine.- ASedation. Muscle relaxation.
- BVasoconstriction
- CRaise heart rate
- DRelax bronchi
- ERelax blader
30Beta 1 adrenergic receptors once activated results in.....
A drug with this effect is Isoprenaline.- ARaise heart rate
- BRelax bronchi
- CRelax bladder
- DVasoconstriction
- ESedation
31Beta 2 adrenergic receptors once activated results in.....
A drug with this effect is Salbutamol.- ARelax bronchi
- BRaise heart rate
- CRelax bladder
- DVasoconstriction
- ESedation
32Beta 3 adrenergic receptors once activated results in.....
A drug with this effect is solabegron.- ARelaxes bladder
- BRaise heart rate
- CRelax bronchi
- DVasoconstriction
- ESedation
33An antagonist drug of beta 1/2 known as Propanolol is used for?
- ATreat anxiety
- BReduce blood pressure
34An antagonist drug of Alpha 1 adrenergic receptors known as Doxazosin is used for?
- AReduce blood pressure
- BTreat anxiety
35An antagonist drug of alpha 2 adrenergic receptors known as Phentolamine is used for?
- AReduce blood pressure
- BTreat anxiety
36The action of Beta 2 and Alpha 1 adrenergic receptors is important with regards to vascular smooth muscle.
Beta 2- relaxation Alpha 1- constriction. What does epinephrine have a higher affinity for?- ABeta 2
- BAlpha 1
37The action of Beta 2 and Alpha 1 adrenergic receptors is important with regards to vascular smooth muscle.
Beta 2- relaxation Alpha 1- constriction. Which receptor is there more of?- AAlpha 1
- BBeta 2
38Which adrenergic receptor once activated leads to increased contractility of the heart?
- ABeta 1
- BAlpha 1
- CAlpha 2
- DBeta 2
- EBeta 3
39Which adrenergic receptor once activated leads to constriction of arterioles?
(may be more than one)- AAlpha 1
- BAlpha 2
- CBeta 1
- DBeta 2
- EBeta 3
40Which adrenergic receptor once activated leads to dilation of the arterioles?
- ABeta 2
- BBeta 1
- CBeta 3
- DAlpha 1
- EAlpha 2
41Which adrenergic receptor once activated leads to relaxation of the bronchial muscle?
- ABeta 2
- BAlpha 1
- CAlpha 2
- DBeta 1
- EBeta 3
42Which adrenergic receptor(s) once activated leads to relaxation of the GI muscle?
(May be more than one)- AAlpha 1
- BAlpha 2
- CBeta 2
- DBeta 1
- EBeta 3
43Which adrenergic receptor once activated leads to relaxation of the uterus?
- ABeta 2
- BBeta 1
- CBeta 3
- DAlpha 1
- EAlpha 2
44Which adrenergic receptor once activated leads to reduced insulin secretion from the pancreas?
- AAlpha 2
- BAlpha 1
- CBeta 1
- DBeta 2
- EBeta 3
45Which adrenergic receptor once activated leads to increased insulin secretion from the pancreas?
- ABeta 2
- BBeta 1
- CBeta 3
- DAlpha 1
- EAlpha 2
46Which Muscarinic receptor from the parasympathetic nervous system stimulates gastric secretion?
- AM1
- BM2
- CM3
- DM4 & M5
47Which Muscarinic receptor from the parasympathetic nervous system slows heart rate?
- AM1
- BM2
- CM3
- DM4 & M5
48Which Muscarinic receptor from the parasympathetic nervous system mediate lacrimal salivary gland secretion and gut smooth muscle contraction?
- AM3
- BM1
- CM2
- DM4 & M5
49Which Muscarinic receptor from the parasympathetic nervous system mediate adrenaline secretion from the adrenal medulla?
- AM4 & M5
- BM1
- CM2
- DM3
50What is the neurotransmitter of the somatic nervous system?
- AAcetylcholine
- BEpinephrine
51What receptor is ligand gated and found at the neuromuscular junction?
- ANicotinic
- BMuscarinic
- CAdrenergic
Información
- Descripción
- (Unit 5 Nervous System) Principles and animal form and fucntion Test sobre Nerve paths, creado por Jack Fawsitt el 18/02/2017.
- Autor
- Jack Fawsitt
- Idioma
- English
- Visitas
- 49
- Etiquetas
- Valoración
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