Marina Martins
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MCQ covering the 10 nervous system lectures

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Marina Martins
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GAB - Principles of the Nervous System & Integument

Question 1 of 38

1

Association neurons originate from which part of the neural tube?

Select one of the following:

  • Basal Lamina

  • Alar Lamina

  • Neural Crest

  • Mantle

Explanation

Question 2 of 38

1

Which region is part of the diencephalon?

Select one of the following:

  • Olfactory Bulb

  • Tectum

  • Hypothalamus

  • Red Nucleus

Explanation

Question 3 of 38

1

What is the name of the midline fold between the cerebral hemispheres?

Select one of the following:

  • Falx Cerebri

  • Tentorium Cerebelli

  • Diaphragma Sellae

  • Dura Mater

Explanation

Question 4 of 38

1

The cerebellomedullary cistern lies in which space?

Select one of the following:

  • Epidural Space

  • Subdural Space

  • Subarachnoid Space

Explanation

Question 5 of 38

1

The vertebral artery has a well-developed anastomosing branch in which species?

Select one of the following:

  • Cats only

  • Ruminants only

  • Dogs only

  • Both cats and ruminants

Explanation

Question 6 of 38

1

In the skull, the dura mater is separate from the periosteum.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 38

1

Cerebral spinal fluid is PRODUCED by

Select one of the following:

  • choroid plexuses

  • the cerebellomedullary cistern

  • arachnoid granulations

  • lumbar cistern

Explanation

Question 8 of 38

1

The basilar artery is directly supplied by the

Select one of the following:

  • vertebral arteries

  • aorta

  • internal carotids

  • maxillary

Explanation

Question 9 of 38

1

Which cranial nerve does not have parasympathetic innervation?

Select one of the following:

  • III

  • VII

  • VIII

  • IX

  • X

Explanation

Question 10 of 38

1

The aqueous humor is produced by the

Select one of the following:

  • canal of Schlemm

  • ciliary body

  • retina

  • choroid

Explanation

Question 11 of 38

1

When light passes through the eye, it passes through which structures? (from rostral to caudal)

Select one of the following:

  • pupil > aqueous humor > cornea > lens > retina > vitreous humor

  • cornea > lens > pupil > aqueous humor > vitreous humor > retina

  • aqueous humor > irs > vitreous humor > lens > cornea > retina

  • cornea > aqueous humor > pupil > lens > vitreous humor > retina

Explanation

Question 12 of 38

1

The conjunctiva is lined by what kind of epithelium?

Select one of the following:

  • non-keratinized stratified squamous epithelium

  • simple cuboidal epithelium

  • simple squamous epithelium

  • transitional epithelium

Explanation

Question 13 of 38

1

Which gland produces the superficial oily layer of the tear film?

Select one of the following:

  • tarsal gland

  • lacrimal gland

  • conjunctiva

  • deep gland of the third eyelid

Explanation

Question 14 of 38

1

Which cranial nerve provides sensory input for the majority of the lateral pinna?

Select one of the following:

  • Opthalmic

  • Mandibular

  • Maxillary

  • Auriculopalpebral

Explanation

Question 15 of 38

1

You treat a horse that has an infected guttural pouch. The horse is experiencing dysphagia. Which cranial nerve(s) is likely affected?

Select one of the following:

  • VII

  • IX

  • X

  • VIII

  • IX and X

Explanation

Question 16 of 38

1

Angular acceleration is detected by which component of the vestibular system?

Select one of the following:

  • Maculae

  • Ampulla

  • Cochlea

  • Saccule

Explanation

Question 17 of 38

1

The ampulla contains otoliths which are important for detecting angular acceleration.

Select one of the following:

  • True
  • False

Explanation

Question 18 of 38

1

Nystagmus refers to which abnormality?

Select one of the following:

  • Lack of pupillary constriction

  • Lack of coordination

  • Drooping eyelid

  • Involuntary eye movement

Explanation

Question 19 of 38

1

What type of cartilage forms the pinna?

Select one of the following:

  • Annular

  • Auricular

  • Scutiform

  • Articular

Explanation

Question 20 of 38

1

Which reflex is not sensed by the trigeminal nerve?

Select one of the following:

  • corneal

  • nictitating

  • oculocardiac

  • pupillary light reflex

Explanation

Question 21 of 38

1

Horner's syndrome is caused by damage to

Select one of the following:

  • the sympathetic trunk

  • the oculomotor nerve

  • the optic nerve

  • the edinger-westphal nucleus

Explanation

Question 22 of 38

1

The autonomic nervous system is composed of what type of nerves?

Select one of the following:

  • General Visceral Motor (GVM) fibers

  • Special Visceral Sensory (SVS) fibers

  • Special Visceral Motor (SVM) fibers

  • General Somatic Sensory (GSS) fibers

Explanation

Question 23 of 38

1

What type of tissue does not receive autonomic innervation?

Select one of the following:

  • Smooth muscle

  • Skeletal muscle

  • Cardiac muscle

  • Glandular tissue

Explanation

Question 24 of 38

1

Which division of the autonomic nervous system has a long post-ganglionic neuron?

Select one of the following:

  • Sympathetic

  • Parasympathetic

Explanation

Question 25 of 38

1

Sympathetic outflow can be described as

Select one of the following:

  • thoracolumbar

  • craniosacral

  • thoracosacral

  • craniocervial

Explanation

Question 26 of 38

1

Which cranial nerve synapses at the pterygopalatine ganglion

Select one of the following:

  • III

  • X

  • VII

  • IX

Explanation

Question 27 of 38

1

Which pathway senses true pain?

Select one of the following:

  • spinothalmic tract

  • gracile tract

  • spinoreticular tract

  • spinocerebellar tract

Explanation

Question 28 of 38

1

Which sensory pathway has only ipsilateral relay?

Select one of the following:

  • spinocerebellar tract

  • spinoreticular tract

  • spinocervicothalmic tract

  • cuneate tract

Explanation

Question 29 of 38

1

Which sense does NOT have a pathway that travels through the thalamus?

Select one of the following:

  • olfactory

  • vision

  • true pain

  • kinaesthesia

Explanation

Question 30 of 38

1

The medial lemniscus system is composed of which sensory pathways?

Select one of the following:

  • dorsal columns and the spinoreticular tract

  • spinothalamic tract, the dorsal columns, and the spinocervicothalamic tract

  • spinothalamic tract, spinocerebellar tract, and the spinoreticular tract

  • spinothalamic tract and the spinocervicothalamic tract

Explanation

Question 31 of 38

1

The pyramidal system is also known as

Select one of the following:

  • vestibulospinal tract

  • spinocerebellar tract

  • corticospinal tract

  • spinothalamic tract

Explanation

Question 32 of 38

1

Which is a symptom of upper motor neuron disease?

Select one of the following:

  • no reflex activity

  • muscle atrophy

  • lack of motor control

  • complete paralysis

Explanation

Question 33 of 38

1

What type of receptor is commonly found at neuromuscular junctions?

Select one of the following:

  • Nm

  • Nn

  • M1

  • M2

Explanation

Question 34 of 38

1

What is the mechanism of local anesthetics?

Select one of the following:

  • They disrupt sodium channel function

  • They prevent neurotransmitter release

  • They block neurotransmitter binding

  • They accelerate the breakdown of neurotransmitters

Explanation

Question 35 of 38

1

N2 or Nn receptors are found in

Select one of the following:

  • autonomic ganglia

  • neuromuscular junctions

Explanation

Question 36 of 38

1

Sensory fibers travel to the spinal cord via the

Select one of the following:

  • dorsal root

  • ventral root

Explanation

Question 37 of 38

1

The spinal cord lies in the...

Select one of the following:

  • subdural space

  • epidural space

  • subarachnoid space

Explanation

Question 38 of 38

1

Spinal nerves travel from the spinal cord to the sympathetic trunk via the

Select one or more of the following:

  • ventral root

  • dorsal root

  • white rami communicantes

  • grey rami communicantes

Explanation

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