Jack Fawsitt
Quiz by , created more than 1 year ago

Principles and animal form and fucntion (Unit 5 Nervous System) Quiz on Nerve paths, created by Jack Fawsitt on 18/02/2017.

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Jack Fawsitt
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Nerve paths

Question 1 of 51

1

Conscious proprioception information (kinaesthesia) is relayed from the forelimb to conscious level by the following tract system?

Select one of the following:

  • Cuneate tract

  • Gracile tract

  • Dorsal spinocerebellar tract

  • Ventral spinocerebellar tract

  • Spinothalamic tract

Explanation

Question 2 of 51

1

Which of the following would most strongly suggest a diagnosis of Horner's Syndrome?

Select one of the following:

  • Droopy eyelid, constricted pupil, retraction of 3rd eyelid

  • Droopy eyelid, constricted pupil, protrusion of 3rd eyelid

  • Droopy eyelid, no change in pupil size, retraction of 3rd eyelid

  • Droopy eyelid, dilated pupil, retraction of 3rd eyelid

  • Droopy eyelid, dilated pupil, protrusion of 3rd eyelid

Explanation

Question 3 of 51

1

What is the location of the cell bodies of the post-ganglionic nerves that supply the structures of the head?

Select one of the following:

  • Middle cervical ganglion

  • Lateral horn of thoracic spinal cord

  • Atellate ganglion

  • Cranial cervical ganglion

  • Basal ganglion

Explanation

Question 4 of 51

1

From what part of the spinal cord does sympathetic nerve supply to the head arise?

Select one of the following:

  • Cervical segments 3 - 5

  • Cervical segments 5 - 8

  • Thoracic segments 5 - 10

  • Cervical segments 1 - 3

  • Thoracic segments 1 - 3

Explanation

Question 5 of 51

1

The CN V(1) opthalmic branch of the tigeminal CN provides sensory input to?
(may be more than one correct answer)

Select one or more of the following:

  • Upper eye lid

  • Cornea

  • Lower eye lid

  • Orbicularis oculi

Explanation

Question 6 of 51

1

The CN V(2) maxillary branch of the tigeminal CN provides sensory input to?
(may be more than one correct answer)

Select one or more of the following:

  • Lower eye lid

  • Horn (corneal branch)

  • Upper eyelid

  • Cornea

  • Orbicularis oculi

Explanation

Question 7 of 51

1

Which structures are innervated by the autonomic nervous system?

(more than one answer)

Select one or more of the following:

  • Smooth muscle

  • Cardiac muscle

  • Glandular tissue

  • Skeletal muscle

Explanation

Question 8 of 51

1

The preganglionic fibres of the sympathetic pathway are relatively shorter than the postganglionic.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 51

1

The postganglionic fibres of the parasympathetic pathway are relatively shorter than the preganglionic.

Select one of the following:

  • True
  • False

Explanation

Question 10 of 51

1

The sympathetic pathway is described as having a thoracolumbar outflow.
Which segments of the spinal cord is this restricted to?

Select one or more of the following:

  • Cervical

  • Thoracic

  • Lumbar

  • Sacral

Explanation

Question 11 of 51

1

The parasympathetic pathway is described as having a Craniosacral outflow. What structures is this restricted to?

Select one or more of the following:

  • Brain

  • Sacral

  • Lumbar

  • Thoracic

  • Cervical

Explanation

Question 12 of 51

1

Where are preganglionic nuclei of the ANS located in then spinal cord?

Select one of the following:

  • Lateral horn of spinal cord- grey matter

  • Dorsal root

  • Ventral horn of grey matter

  • Ventral root

Explanation

Question 13 of 51

1

Which below are divisions of the sympathetic ANS?

Select one or more of the following:

  • Cervicothoracic ganglion

  • Vertebral nerve

  • Cranial cervical ganglion

  • Splanchnic nerve

  • Collateral ganglia

  • Hypogastric nerve

  • Sympathetic trunk

  • Pelvic nerve

  • CN VII

  • CN III

Explanation

Question 14 of 51

1

Which below are divisions of the parasympathetic ANS?

Select one or more of the following:

  • CN III

  • CN VII

  • CN IX

  • CN X

  • Pelvic nerve

  • Hypogastric nerve

  • Splanchnic nerve

  • Cranial cerivical ganglion

Explanation

Question 15 of 51

1

Which options below form the Medial lemniscal system. A spinal cord sensory pathway.

Select one or more of the following:

  • Dorsal columns

  • Spinothalamic tracts

  • Spinocervicothalamic tracts

  • Spinoreticular tracts

  • Spinocerebellar tracts

Explanation

Question 16 of 51

1

What below are properties of the medial lemniscal system?

Select one or more of the following:

  • 3 chain neuron pathway

  • Contralateral relay

  • Bilateral relay

  • Thalamus interprets before reaching conscious level

Explanation

Question 17 of 51

1

What below are properties of the medial Spinoreticular tracts (ascending reticular formation)?

Select one or more of the following:

  • Bilateral relay close to midline

  • Multineurons

  • Finely myelinated

  • Diffuse relay to cortex

Explanation

Question 18 of 51

1

Spinocerebellar tracts properties:

Select one or more of the following:

  • Ipsilateral

  • Unconscious proprioception

  • Contralateral relay

  • Bilateral relay

Explanation

Question 19 of 51

1

The Pyramidal system (corticospinal) properties.

Select one or more of the following:

  • Lower motor neurons

  • Upper motor neurons

  • Interneurons can be present in spinal cord

  • single neuron from CNS to spinal cord

  • Innervate skeletal muscle

  • Contralateral relay

Explanation

Question 20 of 51

1

Which tracts form the extrapyramidal system?

Select one or more of the following:

  • Rubrospinal tract

  • Reticulospinal tract

  • Vestibulospinal tract

  • Tectospinal tract

  • Corticospinal

Explanation

Question 21 of 51

1

Which tract below also has a ipsilateral relay in addition to contralateral?

Select one of the following:

  • Vestibulospinal tract

  • Rubrospinal tract

  • Reticulospinal tract

  • Tectospinal tract

Explanation

Question 22 of 51

1

The red nucleus in the midbrain leads to which tract?

Select one of the following:

  • Rubrospinal tract

  • Reticulospinal tract

  • Tectospinal

  • Vestibulospinal

Explanation

Question 23 of 51

1

All postganglionic sympathetic fibres are adrenergic. (Release norepinephrine)

Select one of the following:

  • True
  • False

Explanation

Question 24 of 51

1

All preganglionic fibres of both para and sympathetic release acetylcholine.

Select one of the following:

  • True
  • False

Explanation

Question 25 of 51

1

The exception to the release of adrenaline from only postganglionic cells occurs from?

Select one of the following:

  • Chromaffin cells of the adrenal medulla

  • Hypothalamus

  • Pituitary gland

Explanation

Question 26 of 51

1

Which adrenergic receptor activates phospholipase C to increase intracellular second messengers IP3 and DAG to ultimately stimulate release of Ca2+.

Select one of the following:

  • Alpha

  • Beta

Explanation

Question 27 of 51

1

Which adrenergic receptor activates adenyl cyclase to increase intracellular cAMP which activates PKA leading to a positive iontropic response?

Select one of the following:

  • Beta

  • Alpha

Explanation

Question 28 of 51

1

Alpha 1 adrenergic receptors once activated results in.....
A drug with this effect is Midodrine.

Select one of the following:

  • Vasoconstriction

  • Raise heart rate

  • Relax bronchi

  • Relax bladder

  • Sedation

Explanation

Question 29 of 51

1

Alpha 2 adrenergic receptors once activated results in.....
A drug with this effect is Xylazine.

Select one of the following:

  • Sedation. Muscle relaxation.

  • Vasoconstriction

  • Raise heart rate

  • Relax bronchi

  • Relax blader

Explanation

Question 30 of 51

1

Beta 1 adrenergic receptors once activated results in.....
A drug with this effect is Isoprenaline.

Select one of the following:

  • Raise heart rate

  • Relax bronchi

  • Relax bladder

  • Vasoconstriction

  • Sedation

Explanation

Question 31 of 51

1

Beta 2 adrenergic receptors once activated results in.....
A drug with this effect is Salbutamol.

Select one of the following:

  • Relax bronchi

  • Raise heart rate

  • Relax bladder

  • Vasoconstriction

  • Sedation

Explanation

Question 32 of 51

1

Beta 3 adrenergic receptors once activated results in.....
A drug with this effect is solabegron.

Select one of the following:

  • Relaxes bladder

  • Raise heart rate

  • Relax bronchi

  • Vasoconstriction

  • Sedation

Explanation

Question 33 of 51

1

An antagonist drug of beta 1/2 known as Propanolol is used for?

Select one of the following:

  • Treat anxiety

  • Reduce blood pressure

Explanation

Question 34 of 51

1

An antagonist drug of Alpha 1 adrenergic receptors known as Doxazosin is used for?

Select one of the following:

  • Reduce blood pressure

  • Treat anxiety

Explanation

Question 35 of 51

1

An antagonist drug of alpha 2 adrenergic receptors known as Phentolamine is used for?

Select one of the following:

  • Reduce blood pressure

  • Treat anxiety

Explanation

Question 36 of 51

1

The 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?

Select one of the following:

  • Beta 2

  • Alpha 1

Explanation

Question 37 of 51

1

The 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?

Select one of the following:

  • Alpha 1

  • Beta 2

Explanation

Question 38 of 51

1

Which adrenergic receptor once activated leads to increased contractility of the heart?

Select one of the following:

  • Beta 1

  • Alpha 1

  • Alpha 2

  • Beta 2

  • Beta 3

Explanation

Question 39 of 51

1

Which adrenergic receptor once activated leads to constriction of arterioles?
(may be more than one)

Select one or more of the following:

  • Alpha 1

  • Alpha 2

  • Beta 1

  • Beta 2

  • Beta 3

Explanation

Question 40 of 51

1

Which adrenergic receptor once activated leads to dilation of the arterioles?

Select one of the following:

  • Beta 2

  • Beta 1

  • Beta 3

  • Alpha 1

  • Alpha 2

Explanation

Question 41 of 51

1

Which adrenergic receptor once activated leads to relaxation of the bronchial muscle?

Select one of the following:

  • Beta 2

  • Alpha 1

  • Alpha 2

  • Beta 1

  • Beta 3

Explanation

Question 42 of 51

1

Which adrenergic receptor(s) once activated leads to relaxation of the GI muscle?
(May be more than one)

Select one or more of the following:

  • Alpha 1

  • Alpha 2

  • Beta 2

  • Beta 1

  • Beta 3

Explanation

Question 43 of 51

1

Which adrenergic receptor once activated leads to relaxation of the uterus?

Select one of the following:

  • Beta 2

  • Beta 1

  • Beta 3

  • Alpha 1

  • Alpha 2

Explanation

Question 44 of 51

1

Which adrenergic receptor once activated leads to reduced insulin secretion from the pancreas?

Select one of the following:

  • Alpha 2

  • Alpha 1

  • Beta 1

  • Beta 2

  • Beta 3

Explanation

Question 45 of 51

1

Which adrenergic receptor once activated leads to increased insulin secretion from the pancreas?

Select one of the following:

  • Beta 2

  • Beta 1

  • Beta 3

  • Alpha 1

  • Alpha 2

Explanation

Question 46 of 51

1

Which Muscarinic receptor from the parasympathetic nervous system stimulates gastric secretion?

Select one of the following:

  • M1

  • M2

  • M3

  • M4 & M5

Explanation

Question 47 of 51

1

Which Muscarinic receptor from the parasympathetic nervous system slows heart rate?

Select one of the following:

  • M1

  • M2

  • M3

  • M4 & M5

Explanation

Question 48 of 51

1

Which Muscarinic receptor from the parasympathetic nervous system mediate lacrimal salivary gland secretion and gut smooth muscle contraction?

Select one of the following:

  • M3

  • M1

  • M2

  • M4 & M5

Explanation

Question 49 of 51

1

Which Muscarinic receptor from the parasympathetic nervous system mediate adrenaline secretion from the adrenal medulla?

Select one of the following:

  • M4 & M5

  • M1

  • M2

  • M3

Explanation

Question 50 of 51

1

What is the neurotransmitter of the somatic nervous system?

Select one of the following:

  • Acetylcholine

  • Epinephrine

Explanation

Question 51 of 51

1

What receptor is ligand gated and found at the neuromuscular junction?

Select one of the following:

  • Nicotinic

  • Muscarinic

  • Adrenergic

Explanation

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