NEUROLEC: 3rd Shifting Flashcards

1
Q

Match the different functions with its corresponding anterior pituitary hormone

  1. reduces linear growth in epiphyseal cartilages
  2. produce corticosteroids and sex
    hormones
  3. stimulates production of estrogen
  4. reduces lactogenesis

A. Follicle-stimulating hormone (FSH)
B. Somatostatin
C. Adrenocorticotropic hormone (ACTH)
D. Dopamine

A
  1. B
  2. C
  3. A
  4. D
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2
Q

Which of the following statements regarding Horner syndrome is True?
A. Pupillary dilatation
B. Vasodilation of the facial skin arterioles
C. Eyebrow droops
D. Even pupil sizes

A

B. Vasodilation of the facial skin arterioles

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3
Q

The thirst center is located in the
A. anterior hypothalamic nucleus
B. posterior hypothalamic nucleus
C. medial hypothalamic nucleus
D. lateral hypothalamic nucleus

A

C. medial hypothalamic nucleus

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4
Q

The hypothalamus is the part of the diencephalon that extends from the region of the optic chiasma to the caudal border of which structure?
A. Infundibulum
B. Tuber cinereum
C. Mammillary bodies
D. Pineal body

A

C. Mammillary bodies

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5
Q

What hormone will increase the reabsorption of water from the kidney?
A. Epinephrine
B. Norepinephrine
C. Vasopressin
D. Melatonin

A

C. Vasopressin

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6
Q

TRUE OR FALSE: The sympathetic innervation of the arteries of the upper limbs originate from the cell bodies of the fourth to the
seventh cervical segments of the spinal cord

A

False

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7
Q

The parasympathetic outflow of the spinal cord occurs at which levels?
A. L4-L5
B. S1-S3
C. S2-S4
D. S5-Co1

A

C. S2-S4

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8
Q

The lateral boundary of the hypothalamus is formed by which structure?
A. Thalamus
B. Internal capsule
C. External capsule
D. Lentiform nucleus

A

B. Internal capsule

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9
Q

The parasympathetic innervation controlling the parotid salivary gland comes from?
A. Facial nerve
B. Vestibulocochlear nerve
C. Glossopharyngeal nerve
D. Vagus nerve

A

C. Glossopharyngeal nerve

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10
Q

What neurotransmitter is found at the postganglionic endings of the parasympathetic nervous system?
A. Serotonin
B. Dopamine
C. Acetylcholine
D. Nicotine

A

C. Acetylcholine

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11
Q

When observed from below, the hypothalamus is seen to be related to the following structures, EXCEPT:
A. Hypothalamic sulcus
B. Optic chiasma
C. Mammillary bodies
D. Tuber cinereum

A

A. Hypothalamic sulcus

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12
Q

Norepinephrine is secreted at the endings of which
fibers?
A. Preganglionic sympathetic
B. Postganglionic sympathetic
C. Preganglionic parasympathetic
D. Postganglionic parasympathetic

A

B. Postganglionic sympathetic

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13
Q

The presumed nuclear origin of the thyrotropin-releasing
hormone is
A. Suprachiasmatic nucleus
B. Paraventricular nucleus
C. Preoptic and anterior nuclei
D. Infundibular or arcuate nucleus

A

B. Paraventricular nucleus

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14
Q

Match the autonomic ganglia with the muscle or organ it
is associated with

  1. Inferior mesenteric ganglion
  2. Superior mesenteric ganglion
  3. Superior cervical ganglion
  4. Celiac ganglion

A. levator palpebrae
B. descending colon
C. appendix
D. liver and pancreas

A
  1. B
  2. C
  3. A
  4. D
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15
Q

The Cranial Root of the Accessory Nerve (CN XI) passes through which opening in the skull?
A. Foramen ovale
B. Internal auditory meatus
C. Jugular foramen
D. Hypoglossal canal

A

C. Jugular foramen

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16
Q

The basal ganglia play an important role in the control of
what 2 functions?

A
  1. Posture
  2. Voluntary movement
17
Q

The inability to abduct the eye to the unopposed action of
the medial rectus muscle is referred to as?

A

Convergent strabismus / Esotropia

18
Q

Which cranial nerve is susceptible to compression by aneurysms located in the carotid and posterior communicating arteries?
A. Olfactory nerve
B. Optic nerve
C. Oculomotor nerve
D. Trochlear nerve

A

C. Oculomotor nerve

19
Q

What structure is situated in the temporal lobe close to the uncus and can influence the body’s response to environmental changes?
A. Caudate nucleus
B. Putamen
C. Globus pallidus
D. Amygdaloid nucleus

A

D. Amygdaloid nucleus

20
Q

The neurotransmitter formed in the substantia nigra is

A

Dopamine

21
Q

Degeneration of the neurons of the substantia nigra can result in the development of?
A. Subacute combined degeneration
B. Parkinson’s disease
C. Dementia
D. Alzheimer’s disease

A

B. Parkinson’s disease

22
Q

The Nucleus of the Tractus Solitarius is part of the following cranial nerves EXCEPT?
A. CN VII
B. CN VIII
C. CN IX
D. CN X

A

B. CN VIII

23
Q

Name 4 muscles that are supplied by the Oculomotor nerve

A

Any four of the following:
1. Superior rectus
2. Inferior rectus
3. Medial rectus
4. Inferior oblique
5. Levator palpebrae superioris

24
Q

Name 4 cranial nerves that exit the skull through the superior orbital fissure

A
  1. oculomotor nerve
  2. abducens nerve
  3. trochlear nerve
  4. trigeminal nerve ophthalmic division
25
Q

The main neurotransmitter serving the Striatopallidal fibers is?
A. Acetylcholine
B. Glutamate
C. Dopamine
D. Gamma amino butyric acid

A

D. Gamma amino butyric acid

26
Q

Name the 3 structures that make up the corpus striatum

A
  1. Caudate nucleus
  2. Putamen
  3. Globus pallidus
27
Q

Which involuntary movement disease has been traced to a single gene defect on chromosome 4?
A. Parkinson’s disease
B. Sydenham chorea / St. Vitus’ dance
C. Huntington’s chorea
D. Hemiballismus

A

C. Huntington’s chorea

28
Q

Which nerve supplies the parasympathetic fibers to the constrictor pupillae of the iris and ciliary muscles?
A. Olfactory nerve
B. Optic nerve
C. Oculomotor nerve
D. Trochlear nerve

A

C. Oculomotor nerve

29
Q

The Hypoglossal nerve supplies all the muscles of the Tongue mentioned below, EXCEPT?
A. genioglossus
B. palatoglossus
C. styloglossus
D. hyoglossus

A

B. palatoglossus

30
Q

Which form of involuntary movement is confined to one side of the body where the limb suddenly flies about out of control in all directions?
A. Athetosis
B. Chorea
C. Hemiballismus
D. Tremors

A

C. Hemiballismus