Question 1

Which of the following is(are)the function(s)of the cerebrospinal fluid (CSF)system?

Accepted Answer

A) To provide water and certain amino acids to the extracellular fluid 
B) To supply specific ions to the extracellular fluid 
C) To provide buoyancy to the brain 
D) A and B 
E) A,B,and C 
A) To provide water and certain amino acids to the extracellular fluid 
B) To supply specific ions to the extracellular fluid 
C) To provide buoyancy to the brain 
D) A and B 
E) A,B,and C E

Question 2

A nonresponsive 25-year-old man is being evaluated.He collapsed several hours after being struck in the head during a bar fight.This individual has most likely suffered from which of the following?

Accepted Answer

A) Epidural hemorrhage 
B) Epidural hematoma 
C) Subdural hematoma 
D) Subarachnoid hemorrhage 
A) Epidural hemorrhage 
B) Epidural hematoma 
C) Subdural hematoma 
D) Subarachnoid hemorrhage B

Question 3

A patient has recently suffered a cerebrovascular accident and demonstrates left-sided hemiplegia with the leg more severely affected than the arm.The most likely location of this patient's infarction is which one of the following arteries?

Accepted Answer

A) Anterior cerebral 
B) Middle cerebral 
C) Posterior cerebral 
D) None of the above 
A) Anterior cerebral 
B) Middle cerebral 
C) Posterior cerebral 
D) None of the above A

Question 4

Partial occlusion of the basilar artery may cause:

Accepted Answer

A) Tetraplegia. 
B) Loss of sensation. 
C) Coma. 
D) Cranial nerve signs. 
E) All of the above 
A) Tetraplegia. 
B) Loss of sensation. 
C) Coma. 
D) Cranial nerve signs. 
E) All of the above

Question 5

Vertebrobasilar artery ischemia is associated with:

Accepted Answer

A) Diplopia 
B) Ataxia 
C) Weakness 
D) Oropharyngeal dysfunction 
E) All of the above 
A) Diplopia 
B) Ataxia 
C) Weakness 
D) Oropharyngeal dysfunction 
E) All of the above

Question 6

Which of the following correctly describes the circulation of CSF?

Accepted Answer

A) Choroid plexus,subarachnoid space,lateral ventricles,arachnoid villi 
B) Arachnoid villi,subarachnoid space,lateral ventricles,choroid plexus 
C) Choroid plexus,lateral ventricles,subarachnoid space,arachnoid villi 
D) Arachnoid villi,lateral ventricles,arachnoid villi,subarachnoid space 
A) Choroid plexus,subarachnoid space,lateral ventricles,arachnoid villi 
B) Arachnoid villi,subarachnoid space,lateral ventricles,choroid plexus 
C) Choroid plexus,lateral ventricles,subarachnoid space,arachnoid villi 
D) Arachnoid villi,lateral ventricles,arachnoid villi,subarachnoid space

Question 7

Which of the following stimulate vasoconstriction of the cerebral arteries?

Accepted Answer

A) Low blood pressure 
B) Low pH levels (acidic) 
C) Low oxygen (O₂)concentrations 
D) Low carbon dioxide (CO₂)concentrations 
A) Low blood pressure 
B) Low pH levels (acidic) 
C) Low oxygen (O₂)concentrations 
D) Low carbon dioxide (CO₂)concentrations

Question 8

Which of the following processes form CSF?

Accepted Answer

A) Extracellular fluid leakage 
B) Blood filtration 
C) Active transport of substances 
D) A and C only 
E) All of the above 
A) Extracellular fluid leakage 
B) Blood filtration 
C) Active transport of substances 
D) A and C only 
E) All of the above

Question 9

Which of the following events occurs with prolonged cerebral edema?

Accepted Answer

A) Fluid leakage from damaged capillaries 
B) Arterial dilation with increased capillary pressures 
C) Lack of blood flow and O₂ delivery 
D) All of the above 
A) Fluid leakage from damaged capillaries 
B) Arterial dilation with increased capillary pressures 
C) Lack of blood flow and O₂ delivery 
D) All of the above

Question 10

Where is CSF normally found?

Accepted Answer

A) In the subarachnoid space 
B) Between the dura and the skull 
C) In the subdural space 
D) Between the pia mater and the brain 
E) None of the above 
A) In the subarachnoid space 
B) Between the dura and the skull 
C) In the subdural space 
D) Between the pia mater and the brain 
E) None of the above

Question 11

Acute cerebellar infarction typically produces which of the following?

Accepted Answer

A) Dizziness and/or vertigo with a lack of balance 
B) Nausea and vomiting,dysarthria,and headache 
C) Receptive aphasia 
D) A and B 
E) A,B,and C 
A) Dizziness and/or vertigo with a lack of balance 
B) Nausea and vomiting,dysarthria,and headache 
C) Receptive aphasia 
D) A and B 
E) A,B,and C

Question 12

Venous blood that accumulates in the dural sinus will drain into which of the following?

Accepted Answer

A) Watershed area 
B) Internal carotid vein 
C) Jugular vein 
D) Fourth ventricle 
E) None of the above 
A) Watershed area 
B) Internal carotid vein 
C) Jugular vein 
D) Fourth ventricle 
E) None of the above

Question 13

Lacunar infarctions:

Accepted Answer

A) Are due to hemorrhage. 
B) Typically result in severe residual disability. 
C) Produce small avascular cavities in the brain. 
D) Are a form of TIAs. 
E) Occur most often in the anterior cerebral artery. 
A) Are due to hemorrhage. 
B) Typically result in severe residual disability. 
C) Produce small avascular cavities in the brain. 
D) Are a form of TIAs. 
E) Occur most often in the anterior cerebral artery.

Question 14

Which of the following generally carries the most promising prognosis for recovery?

Accepted Answer

A) Thrombic infarction 
B) Lacunar infarction 
C) Basilar artery occlusion 
D) Subdural hematoma 
A) Thrombic infarction 
B) Lacunar infarction 
C) Basilar artery occlusion 
D) Subdural hematoma

Question 15

Sparing of language,spatial awareness,and declarative memory is typical of which of the following?

Accepted Answer

A) Adult hydrocephalus 
B) Meningitis 
C) TIA 
D) Occlusion of the middle cerebral artery 
A) Adult hydrocephalus 
B) Meningitis 
C) TIA 
D) Occlusion of the middle cerebral artery

Question 16

An embolus in which of the following arteries will usually produce cerebellar ischemia?

Accepted Answer

A) Vertebrobasilar 
B) Basilar 
C) Intracranial vertebral 
D) Cerebral 
A) Vertebrobasilar 
B) Basilar 
C) Intracranial vertebral 
D) Cerebral

Question 17

What structure is above the body of the lateral ventricle?

Accepted Answer

A) Thalamus 
B) Hypothalamus 
C) Caudate 
D) Corpus callosum 
E) Lenticular nucleus 
A) Thalamus 
B) Hypothalamus 
C) Caudate 
D) Corpus callosum 
E) Lenticular nucleus

Question 18

Autoregulation of cerebral blood flow occurs via which of the following mechanisms?

Accepted Answer

A) Blood pressure 
B) Metabolite concentration 
C) pH level 
D) A and C only 
E) All of the above 
A) Blood pressure 
B) Metabolite concentration 
C) pH level 
D) A and C only 
E) All of the above

Question 19

Which of the following statements is correct?

Accepted Answer

A) The inner layer of the dura mater is attached to the arachnoid. 
B) The pia mater is a delicate membrane loosely attached to the dura mater. 
C) Extensions of the arachnoid anchor the spinal cord to the dura mater. 
D) Arachnoid trabeculae connect the arachnoid to the brain and spinal cord. 
E) Both A and D are correct statements. 
A) The inner layer of the dura mater is attached to the arachnoid. 
B) The pia mater is a delicate membrane loosely attached to the dura mater. 
C) Extensions of the arachnoid anchor the spinal cord to the dura mater. 
D) Arachnoid trabeculae connect the arachnoid to the brain and spinal cord. 
E) Both A and D are correct statements.

Question 20

Occlusion of the middle cerebral artery and ischemia of the inferior parietofrontal lobes of the right hemisphere may result in which of the following?

Accepted Answer

A) Impaired nonverbal communication 
B) Apraxia 
C) Hemispatial and hemipersonal neglect 
D) All of the above 
E) None of the above 
A) Impaired nonverbal communication 
B) Apraxia 
C) Hemispatial and hemipersonal neglect 
D) All of the above 
E) None of the above

Which of the following is(are)the function(s)of the cerebrospinal fluid (CSF)system?

A nonresponsive 25-year-old man is being evaluated.He collapsed several hours after being struck in the head during a bar fight.This individual has most likely suffered from which of the following?

A patient has recently suffered a cerebrovascular accident and demonstrates left-sided hemiplegia with the leg more severely affected than the arm.The most likely location of this patient's infarction is which one of the following arteries?

Partial occlusion of the basilar artery may cause:

Vertebrobasilar artery ischemia is associated with:

Which of the following correctly describes the circulation of CSF?

Which of the following stimulate vasoconstriction of the cerebral arteries?

Which of the following processes form CSF?

Which of the following events occurs with prolonged cerebral edema?

Where is CSF normally found?

Acute cerebellar infarction typically produces which of the following?

Venous blood that accumulates in the dural sinus will drain into which of the following?

Lacunar infarctions:

Which of the following generally carries the most promising prognosis for recovery?

Sparing of language,spatial awareness,and declarative memory is typical of which of the following?

An embolus in which of the following arteries will usually produce cerebellar ischemia?

What structure is above the body of the lateral ventricle?

Autoregulation of cerebral blood flow occurs via which of the following mechanisms?

Which of the following statements is correct?

Occlusion of the middle cerebral artery and ischemia of the inferior parietofrontal lobes of the right hemisphere may result in which of the following?

Introduction to Neuroscience

Physical and Electrical Properties of Cells in the Nervous System

Synapses and Synaptic Transmission

Neuroplasticity

Development of the Nervous System

Somatosensory System

Somatosensation: Clinical Application

Neuropathic Pain, pain Matrix Dysfunction, and Pain Syndromes

Autonomic Nervous System

The Motor System: Motor Neurons

Basal Ganglia, cerebellum, and Movement

Peripheral Nervous System

Spinal Region

Cranial Nerves

Brainstem Region

Vestibular and Visual Systems

Cerebrum

Cerebrum: Clinical Applications

Filters

Exam 19: Support Systems: Blood Supply and Cerebrospinal Fluid System

Which of the following is(are)the function(s)of the cerebrospinal fluid (CSF)system?

A nonresponsive 25-year-old man is being evaluated.He collapsed several hours after being struck in the head during a bar fight.This individual has most likely suffered from which of the following?

A patient has recently suffered a cerebrovascular accident and demonstrates left-sided hemiplegia with the leg more severely affected than the arm.The most likely location of this patient's infarction is which one of the following arteries?

Partial occlusion of the basilar artery may cause:

Vertebrobasilar artery ischemia is associated with:

Which of the following correctly describes the circulation of CSF?

Which of the following stimulate vasoconstriction of the cerebral arteries?

Which of the following processes form CSF?

Which of the following events occurs with prolonged cerebral edema?

Where is CSF normally found?

Acute cerebellar infarction typically produces which of the following?

Venous blood that accumulates in the dural sinus will drain into which of the following?

Lacunar infarctions:

Which of the following generally carries the most promising prognosis for recovery?

Sparing of language,spatial awareness,and declarative memory is typical of which of the following?

An embolus in which of the following arteries will usually produce cerebellar ischemia?

What structure is above the body of the lateral ventricle?

Autoregulation of cerebral blood flow occurs via which of the following mechanisms?

Which of the following statements is correct?

Occlusion of the middle cerebral artery and ischemia of the inferior parietofrontal lobes of the right hemisphere may result in which of the following?

Introduction to Neuroscience

Physical and Electrical Properties of Cells in the Nervous System

Synapses and Synaptic Transmission

Neuroplasticity

Development of the Nervous System

Somatosensory System

Somatosensation: Clinical Application

Neuropathic Pain, pain Matrix Dysfunction, and Pain Syndromes

Autonomic Nervous System

The Motor System: Motor Neurons

Basal Ganglia, cerebellum, and Movement

Peripheral Nervous System

Spinal Region

Cranial Nerves

Brainstem Region

Vestibular and Visual Systems

Cerebrum

Cerebrum: Clinical Applications

Filters