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neuroanatomy > spinal cord, development, cranial nerves,blood flow > Flashcards

spinal cord, development, cranial nerves,blood flow Flashcards

1
Q

Which functional type(s) of neurons are present in the posterior rami of the spinal nerves?

A

sensory adn motor

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2
Q

which of the following are derived from neural crest cells

A

dorsal root ganglia, adrenal medulla, melanocytes, enteric nervous system

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3
Q

Parasympathetic preganglionic neuron cell bodies are located in which regions?

A

brainstem and sacral region of the spinal cord

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4
Q

neural crest cells are derived from which region of germ layer

A

ectoderm

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5
Q

Which of the following arteries supplies the medial surface of the frontal and parietal lobes of the cerebrum?

A

anterior cerebral

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6
Q

The rate of folding of the cerebral cortex is accelerated in which trimester?

A

third

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7
Q

Which region of the developing spinal cord contains the cell bodies of sensory neurons?

A

alar plate

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8
Q

Which cranial nerve carries parasympathetic neurons to the pancreas?

A

vagus

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9
Q

Which meningeal layer is not derived from neural crest cells?

A

dura mater

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10
Q

The axons of sensory neurons are found in which roots of the spinal cord?

A

dorsal (posterior)

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11
Q

Neurulation, which is the formation of the neural tube, is completed by the end of the ________ week.

A

4th

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12
Q

The axons of preganglionic sympathetic neurons enter the sympathetic trunk through which of the following structures?

A

white rami communicates

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13
Q

The middle cerebral artery is a branch of which of the following arteries?

A

internal carotid

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14
Q

The inferior sagittal sinus will drain into which of the following sinuses?

A

straight sinus

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15
Q

What nerve are you testing when you ask someone to wrinkle their forehead?

A

facial

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16
Q

Adrenal medulla cells are innervated by which of the following types of neurons?

A

preganglionic sympathetic

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17
Q

The end of the spinal cord would be at which vertebral level in an adult?

A

l1-l2

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18
Q

Which cranial nerve receives visceral sensory information from the aortic arch stretch receptors and aortic body?

A

vagus

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19
Q

Which nerves travel through the cavernous sinus?

A

abducent nerve and sympathetic nerves

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20
Q

Sympathetic postganglionic axons traveling to the head will follow which pathway?

A

Carotid plexus on the carotid arteries and vertebral nerves on the vertebral arteries

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21
Q

The pons is derived from which of the following secondary brain vesicles?

A

metencephalon

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22
Q

The internal vertebral plexus of veins is located in the _____ space.

A

epidural

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23
Q

Which cranial nerves innervate muscles that move the eye?

A

Abducens, Oculomotor and Trochlear

24
Q

The lateral ventricles are within which part of the brain?

A

cerebral hemispheres

25
Q

Which cranial nerve receives information about the special sense of smell?

A

olfactory n

26
Q

The denticulate ligaments are extensions of which meningeal layer?

A

pia mater

27
Q

Which part of the cerebellum is involved in maintaining balance?

A

vestibulocerebellum

28
Q

Which of the following glial cells are involved in the production of cerebrospinal fluid?

A

ependymal cells

29
Q

In the thoracic region, which arteries send spinal branches to the spinal cord?

A

Posterior intercostal

30
Q

The cerebral commissures begin to develop in which week?

A

7TH

31
Q

Sensory information from the tentorium cerebelli will be carried in which of the following nerves?

A

Ophthalmic nerve (V1)

32
Q

Second-order sensory axons will synapse on which of the following neurons

A

3RD

33
Q

Closure of the neural tube begins at the ____ of the neural tube.

A

MIDDLE

34
Q

The anterior spinal artery is a branch of the _____ artery.

A

VERTEBREAL

35
Q

The anterior communicating artery connects which two arteries?

A

Left and right anterior cerebral arteries

36
Q

The cell bodies of autonomic preganglionic neurons are found in which horn of the gray matter of the spinal cord?

A

LATERAL

37
Q

The superior and inferior ophthalmic veins drain into which sinus?

A

CAVERNOUS

38
Q

The cerebral aqueduct travels through which part of the brain?

A

MIDBRAIN

39
Q

The midbrain develops from which of the following primary brain vesicles?

A

Mesencephalon

40
Q

Which region of the developing spinal cord contains the commissural tracts?

A

roof and floor

41
Q

Which of the following is the correct order of the cranial meninges from external to internal?

A

periosteal dura mater, meningeal dura mater, arachnoid mater, pia mater

42
Q

Which space is between the dura mater and arachnoid mater?

A

subdural

43
Q

Which layer contains the axons of neurons?

A

marginal

44
Q

The neural tube is originally composed of which type of tissue?

A

Pseudostratified neuroepithelium

45
Q

In the abdominal region, which veins receive blood from the intervertebral veins draining blood from the spinal cord?

A

lumbar

46
Q

Which of the following folds separates the cerebrum from the cerebellum?

A

tentorium cerebelli

47
Q

Which cranial nerve receives visceral sensory information from the stomach?

A

vagus

48
Q

Which cranial nerve receives somatic sensory information from the forehead?

A

trigeminal n

49
Q

The cell bodies of second order sensory neurons are found in which horn of the gray matter of the spinal cord?

A

dorsal (posterior)

50
Q

Upper somatic motor neuron cell bodies are found in which of the following regions?

A

cerebral cortex

51
Q

The sphincter pupillae muscle within the iris of the eye is innervated by which nerve?

A

oculomotor

52
Q

Which of the following layers is internal to the subarachnoid space?

A

pia mater

53
Q

Which cranial nerve carries parasympathetic neurons that will supply the parotid gland?

A

glossopharyngeal

54
Q

Which is the correct order for the pathway of sympathetic innervation to the skin of the back?

A

Lateral horn of the spinal cord, ventral root, spinal nerve, anterior rami, white rami communicantes, sympathetic trunk, gray rami communicantes, posterior rami

55
Q

The sympathetic supply to the lungs is derived from which region of the sympathetic trunk?

A

thoracic

neuroanatomy (6 decks)

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