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NeuroAnatomy Mod 3 > Quiz Review Pt 2 > Flashcards

Quiz Review Pt 2 Flashcards

1
Q

Which for he following is not a midbrain structure

3rd ventricle
Cerebral peduncle
Red nucleus

A

3rd ventricle

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2
Q

Pontine nucleus in the base receive corticopontine fibers and give rise to the ___

Transverse fibers
Internal arcuate fibers
Facial colliculus

A

Transverse fibers

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3
Q

Major blood supply to the midbrain is provided by the ___ artery

Posterior cerebral
Posterior inferior cerebellar
Superior cerebellar

A

Posterior cerebral

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4
Q

The vital centers fo the control of heart rates, respiration, and blood pressure are located in the ___

Medulla
Pons
Midbrain

A

Medulla

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5
Q

Nucleus ambiguus contributes to the cranial nerves

VII, IX, X
IX, X, XI
IX, X, XII

A

IX, X, XI

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6
Q

Corticobulbar fibers arise from ___

Precentral gyrus and premotor cortex
Precentral and postcental gyri
Prefrontal and premotor cortex

A

Precentral and postcental gyri

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7
Q

Nuclei of cranial nerves V,VI,VII can be found in the ____

Medulla
Pons
Midbrain

A

Pons

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8
Q

Which artery does not provide blood supply to the pons?

Superior cerebellar
Anterior Inferior cerebellar
Posterior inferior cerebellar

A

Posterior inferior cerebellar

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9
Q

Which lemniscus is not present at the level of the superior colliculus?

Medial
Spinal
Lateral

A

Lateral

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10
Q

CN XII can be found in the ___

Preolivary sulcus
Postolivary sulcus
Anterior median sulcus

A

Preolivary sulcus

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11
Q

Bluish-gray superior part of the sulcus limitans is called ___

Substantia nigra
Raphe nucleus
Substantia ferruginea

A

Substantia ferruginea

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12
Q

The canal connecting the 3rd and 4th ventricles and running through the midbrain is the ___

Foramen of Monro
Cerebral aqueduct
Canal of Schlemm

A

Cerebral aqueduct

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13
Q

Which of the following would supply blood to the medulla?

Anterior spinal arteries
Anterior inferior cerebral artery
Anterior communication artery

A

Anterior spinal artery
—AICA= pons
—-PICA= dorsal lateral medula

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14
Q

The largest nuclear mass in the midbrain is the ___

Red nucleus
Substantia nigra
Mesencephalic nucleus

A

Substantia nigra

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15
Q

The brain area that regulates activities that control the state of wakefulness of alertness of the cerebral cortex is the ___

Reticular formation
Substantia nigra
Inferior olivary nucleus

A

Reticular formation

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16
Q

Which statement is correct about the corticobulbar innervation of the motor nucleus of CN VII?

Bilateral for the upper face motor neurons but contralateral for the motor neurons of the lower face
Bilateral for the upper face motor neurons but ipsilateral for the motor neurons of the lower face
Ipsilateral for the upper face motor neurons but contralateral for the motor neurons fo the lower face

A

Ipsilateral for the upper face motor neurons but contralateral for the motor neurons fo the lower face

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17
Q

Corticospinal fibers can be found in the ___ of gthe crus cerebr

Lateral part
Middle
Medial part

A

Middle

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18
Q

Arcuate nuclei are ___

Inferiorly displaced pontine nuclei
Site of origin of internal arcuate fibers
Part of the trapezoid body

A

Inferiorly displaced pontine nuclei

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19
Q

Which brainstem structure has rectus?

Medulla
Pons
Midbrain

A

Midbrain

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20
Q

What is the largest thalamus nucleus?

Putamen
Uncus
Pulvinar

A

Pulvinar

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21
Q

Posterior limb of the internal capsule can be found between the ___

Caudate and lentiform nuclei
Caudate nucleus and thalamus
Thalamus and lentiform nucleus

A

Thalamus and lentiform nucleus

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22
Q

Medial lemniscus terminates in the ___ nucleus of the thalamus

Ventral posterolateral
Medial geniculate
Mediodorsal

A

Ventral posterolateral

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23
Q

Which thalamus nucleus is a component of the Papez circuit?

Anterior
Mediodorsal
Ventral posteroinferior

A

Anterior

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24
Q

Trigeminothalamic tracts terminate in the ventral ___ nucleus.

Posterolateral
Posteromedial
Posterinferior

A

Postermedial

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25
Q

Corticospinal fibers can be found in the ___ of the internal capsule

Anterior limb
Posterior limb
Genu

A

Posterior limb

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26
Q

Lateral geniculate body projects to the ___

Uncus
Cuneus
Locus ceruleus

A

Cuneus

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27
Q

Which thalamus nucleus receives SVA fibers

VPL
VPM
VPI

A

VPM——taste

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28
Q

Which thalamus nucleus receives auditory input via the brachium of the inferior colliculus?

Medial geniculate
Ventral posteromedial
Mediodorsal

A

Medial geniculate

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29
Q

Infraction of the left internal capsule could result in all of the following deficits, except:

Left homonymous hemianopia
Right lower facial weakness
Right hypoesthesia

A

Left homonymous hemianopia

30
Q

Which thalamic nucleus is concerned with the integration of visual, auditory, and somatosensory input?

Pulvinar
Centromedian
Anterior

31
Q

Corticobulbar fibers can be found in the ___ limb of the internal capsule

Anterior limb
Genu
Posterior limb

32
Q

Which thalamic nucleus projects to the vestibular area of the somatosensory cortex?

Mediodorsal
Ventral posteroinferior
Parafascicular

A

Ventral posteroinferior

33
Q

Spinothalamic tracts terminate in the ventral ___ nucleus

Posterolateral
Posteromedial
Posteroinferior

A

Posterolateral

34
Q

Mammillothalamic tract connect the mammillary body of the hypothalamus with the ___ nucleus of the thalamus

Mediodorsal
Anterior
Centromedian

35
Q

Which of the following is not an characteristic of parasympathetic activity?

Stimulates urination and defecation
Promotes digestion and absorption of food
Causes decrease in heart rate
Prepares the body for emergency situation

A

Prepares the body for emergency situation

36
Q

The vagus nerve does not innervate the

Pancreas
Kidneys
Parotid gland
Gall bladder

A

Parotid gland==glossopharyngeal

37
Q

The highest center of autonomic nervous system coordination is the ___

Thalamus
Hypothalamus
Cerebrum
Limbic system

A

Hypothalamus

38
Q

Parasympathetic postganglion neuron cell bodies are located in the ___

Terminal ganglia within the walls of effector organs
Lateral gray columns of thoracic segments of the spinal cord
Nuclei of the brainstem and the lateral gray columns of the sacral segments of the spinal cord
Collateral ganglia

A

Terminal ganglia within walls of effector organs

39
Q

A child was frightened by a large dog. The pupils of the child’s eye decade dialated, and the heart and respiratory rates increased. These symptoms were due to the stimulation of ___

Parasympathetic nervous system
Sympathetic nervous system
Both parasympathetic and sympathetic nervous system

A

Sympathetic nervous system

40
Q

In sympathetic division, postganglionic nervous fibers are ___

Long
Short
Long or short, depending on location
The same as in parasympathetic division

41
Q

To say that most organs serves by the ANS have “dual innervation” means that ___

These organs release either acetylcholine or norepinephrine when stimulated
It takes two postganglionic neurons to achieve the desired response
The organs are innervated by both sympathetic and parasympathetic division of ANS
Both preganglionic and postganglionic neurons reach the organ

A

The organs are innervated by both sympathetic and parasympathetic division of ANS

42
Q

The parasympathetic nervous system is characterized by peripheral ganglia near the ___

Effector organs and by short postganglionic fibers
Effector organs and by long postganglionic fibers
Spinal cord and by short postganglionic fibers
Spinal cord and by long postganglionic fibers

A

Effector organs and by short postganglionic fibers

43
Q

Because of the location of the preganglionic neuron cell bodies, the sympathetic division of the ANS is also called the ___ division; the parasympathetic is also called the ___ division.

Thoraclumbar/ craniosacral
Craniosacral/ thoracolumbar
Hypothalamospinal/ sacral
Spinal/ cranial

A

Thoracolumbar/ craniosacral

44
Q

The parasympathetic ganglion that serves the eye is the ___ ganglion

Otic
Pterygopalantine
Ciliary

45
Q

Cardiovascular effects of the sympathetic division include all except ___

Constriction of most blood vessels
Dilation of the vessels serving the skeletal muscles
Dilation of the blood vessels serving the skin and digestive system
Increase of heat rate and force

A

Constriction of most of the blood vessels

46
Q

Which of the following is not a result of parasympathetic stimulation?

Salivation
Dilation of the pupils
Increased peristalsis of the digestive viscera
Relaxation of the urethral sphincter

A

Salivation

47
Q

Autonomic ganglia contain ____

An outer connective tissue capsule around the cell bodies of the preganglionic motor neurons
Synapses between postganglionic fibers and their effectors
Cell bodies of motor neurons
Both somatic afferent and efferent neurons

A

Both somatic afferent and efferent neurons

48
Q

Fibers that enter and leave the sympathetic chain without synapsing form structures called ___

White rami communicants
Gray rami communicants
Spinal nerves
Splenic nerves

A

Gray rami communicants

49
Q

Erection of the penis or clitoris ___

Is primarily under sympathetic control
Is primarily under parasympathetic control
Is the result of coordinated activation by both sympathetic and parasympathetic input
Depends very little on autonomic activation

A

Is primarily under parasympathetic control

50
Q

Destruction of ___ causes hyperthermia

Posterior hypothalamus
Hippocampus formation
Anterior hypothalamus

A

Anterior hypothalamus ==thermostat

51
Q

Which structure projects from the hippocampal formation to the mammillary nucleus, anterior nucleus of the thalamus and septal area?

Medial forebrain
Fornix
Stria terminalis

52
Q

Hypothalamic releasing factors are produced by the ___ nucleus

Lateral hypothalamic
Arcuate
Supraoptic

53
Q

What structure interconnects the septal area, hypothalamus,and the amygdaloid complex?

Fornix
Medial forebrain bundle
Stria terminalis

A

Stria terminalis

54
Q

Which nucleus is considered a satiety center?

Lateral hypothalamic
Ventromedial
Arcuate

A

Ventromedial

55
Q

Mammillothalamic tract connects the mammillary body of the hypothalamus with the ___ nucleus of the thalamus

Mediodorsal
Anterior
Centromedian

56
Q

ADH and oxytocin reach the pituitary gland by the ____

Supraopticohypophyseal tract
Tuberoinfundibular tract
Hypophyseal portal system

A

Supraopticohypophyseal tract

57
Q

Arcuate nucleus can be found in the ___ region of the hypothalamus

Preoptic
Tuberal
Supraoptic

58
Q

Interruption of the ___ above T1 results in Horner syndrome

Hypothalamic tract
Dorsal longitudinal fasciculus
Medial forebrain bundle

A

Hypothalamospinal tract

59
Q

Lesion of which hypothalamic nucleus would result in poikilothermia, the inability to thermoregulate?

Anterior
Arcuate
Posterior

60
Q

Destruction of which hypothalamic nucleus results in diabetes insipidus?

Paraventicular
Medial preoptic
Lateral hypothalamic

A

Paraventricular

61
Q

Which structure is a surface landmark of the hypothalamus?

Area postrema
Tuber cinereum
Locus ceruleus

A

Tuber cinereum

62
Q

Which hypothalamic nucleus receives direct input from the retina?

Medal preoptic
Lateral preoptic
Suprachiasmatic

A

Suprachiasmatic

63
Q

Development of the sexually dimorphism nucleus in the preoptic region of the hypothalamus depends on the ___ level

Progesterone
Estrogen
Testosterone

A

Testosterone

64
Q

Which of the following can be described as an “emotional brain”

Limbic system
Reticular formation
Hypothalamus

A

Limbic system

65
Q

Which structure would result in akinesia, mutism, apathy and indifference to pain?

Cingulate gyrus
Amygdala
Hippocampus

A

Cingulate gyrus

66
Q

The Papez circuit is composed of ___

Hippocampal formation, mammillary body of the hypothalamus, anterior nucleus of the thalamus and cingulate gyrus
Hippocampal formation, suprachiasmatic nucleus of the hypothalamus, lateral geniculate nucleus of the thalamus and cingulate gyrus
Fornix, mammillary body of the hypothalamus, mediodorsal nucleus of the thalamus and angular gyrus

A

Hippocampal formation, mammillary body of the hypothalamus, anterior nucleus of the thalamus and cingulate gyrus

67
Q

Tail of the caudate nucleus terminates anteriorly in the ___ nucleus.

Red
Subthalamic
Amygdaloid

A

Amygdaloid

68
Q

Which structure projects from the hippocampal formation to the mammillary nucleus, anterior nucleus of the thalamus and the septal area?

Medial forebrain bundle
Fornix
Stria terminalis

69
Q

Limbic system includes the ___ nucleus

Caudate
Subthalamic
Amygdaloid

A

Amygdaloid

70
Q

Bilateral lesion of which structure may result in placidity?

Amygdala
Cingulate gyrus
Posterior hypothalamus

NeuroAnatomy Mod 3 (3 decks)

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