Neurobiologic Foundations
This is for Examination 1. It is a study guide.
- 1.
The _________ is the wall of the third ventricle, the ________ is the wall of the lateral ventricle
- A.
Thalamus, Caudate Nucleus
- B.
Caudate Nucleus, Hypothalamus
- C.
Thalamus, Cingulate Gyrus
- D.
Anterior Commissure, Thalamus
- E.
Caudate Nucleus, Thalamus
Correct Answer
A. Thalamus, Caudate Nucleus -
- 2.
When and how does the neural tube close?
- A.
3rd post conception week, cephalo to caudal.
- B.
4th week; rostral neuropore then caudal neuropore, from the middle like a broken zipper.
- C.
3rd week; caudal neuropore before rostral, from the middle like a broken zipper.
- D.
Caudal-cephalic direction at the 4th week.
- E.
As soon as the baby is born.
Correct Answer
B. 4th week; rostral neuropore then caudal neuropore, from the middle like a broken zipper. -
- 3.
The nervous system develops from one of the germ layers that is created by gastrulation. Which layer?
- A.
Mesoderm
- B.
Endoderm
- C.
Ectoderm
Correct Answer
C. Ectoderm -
- 4.
Failure of which neural tube to close results in myelomeningocoele?
- A.
Rostral
- B.
Caudal
Correct Answer
B. Caudal -
- 5.
Brodman's Area 3,1,2 responds to the ____________ Gyrus that is located in the ________ Lobe of the brain. It is also known as the primary _____________ strip.
- A.
Precentral, Frontal, Motor
- B.
Precentral, Parietal, Sensory
- C.
Postcentral, Temporal, Motor
- D.
Postcentral, Parietal, Sensory
Correct Answer
D. Postcentral, Parietal, Sensory -
- 6.
Which of the following is not true?
- A.
Longitudinal fissure separates the temporal lobe from the rest of the brain.
- B.
Lateral fissure separates the temporal lobe from the rest of the brain.
- C.
The central sulcus separates the primary sensory and motor strips.
- D.
The septum pallucidum separates the lateral ventricles.
- E.
The calcarine sulcus is where the optic nerve registers.
Correct Answer
A. Longitudinal fissure separates the temporal lobe from the rest of the brain. -
- 7.
When a person injures the ______ lobe, they may lose the ability to control impulses.
- A.
Parietal
- B.
Temporal
- C.
Occipital
- D.
Frontal
Correct Answer
D. Frontal -
- 8.
Where is cerebrospinal fluid produces and which ventricle has the most of these?
- A.
Choroid plexes, third
- B.
Choroid plexus, lateral
- C.
Arachnoid Villae, 4th
- D.
Arachnoid Villae, 3rd
Correct Answer
B. Choroid plexus, lateral -
- 9.
The fold of the dura that goes deep in the longitudinal fissure is called the:
- A.
Tentorium
- B.
Dural Fold
- C.
Tectum
- D.
Falx Cerebri
Correct Answer
D. Falx Cerebri -
- 10.
What is the fold of dura mater that separates the cerebral cortex from the cerebellum:
- A.
Falx cerebri
- B.
Tentorium Cerebelli
- C.
Dural Fold
- D.
Magnum Fissure
Correct Answer
B. Tentorium Cerebelli -
- 11.
The _______ cells are to myelin in the CNS as _______ cells are to myelin in the Periphery.
- A.
Schwann cells, astrocytes
- B.
Oligodendrocytes, Astrocytes
- C.
Oligodendrocytes, Schwann Cells
- D.
Oligodendrocytes, Fibroblasts
Correct Answer
C. Oligodendrocytes, Schwann Cells -
- 12.
What is the most common tumor of the CNS?
- A.
Astrocytoma
- B.
Meningioma
- C.
Myeloma
Correct Answer
A. Astrocytoma -
- 13.
What is the space between the 3rd and 4th ventricle called?
- A.
Cerebral Aqueduct
- B.
Foramen of Monro
- C.
Interventricular Aqueduct
- D.
Aqueduct of Sylvius
- E.
A & D
Correct Answer
E. A & D -
- 14.
Which of the following is not part of the tegmentum?
- A.
Superior Colliculus
- B.
Nuclei of Cranial Nerves
- C.
Reticular Formation
Correct Answer
A. Superior Colliculus -
- 15.
The superior and inferior colliculi are collectively known as the:
- A.
Tegmentum
- B.
Tentorium
- C.
Tectum
Correct Answer
C. Tectum -
- 16.
The MCA supplies what part of the brain:
- A.
Medial
- B.
Lateral surface
- C.
Internal capsule
- D.
Occipital lobe
- E.
B & C
Correct Answer
E. B & C -
- 17.
The posterior limb of the internal capsule runs between what two structures?
- A.
Lateral ventricle and lentiform
- B.
Lentiform and thalamus
- C.
Thalamus and caudate
Correct Answer
B. Lentiform and thalamus -
- 18.
Which fibers of the optic nerve cross at the optic chiasm?
- A.
Temporal
- B.
Nasal
Correct Answer
B. Nasal -
- 19.
The posterior division of the spinal cord is known as the _____ plate. It is responsible for _________.
- A.
Alar, Sensory
- B.
Basal, Sensory
- C.
Alar, Motor
- D.
Basal, Motor
Correct Answer
A. Alar, Sensory -
- 20.
Name types of macroglia.
- A.
Oligodendrocytes
- B.
Astrocytes
- C.
Neurons
- D.
A & B
- E.
All of the above
Correct Answer
D. A & B -
- 21.
Of the three functional classifications of a neuron, what makes up the most in the CNS?
- A.
Motor
- B.
Sensory
- C.
Interneurons
Correct Answer
C. Interneurons -
- 22.
What types of neurons are found in the retina?
- A.
Multipolar
- B.
Bipolar
- C.
Monopolar
Correct Answer
B. Bipolar -
- 23.
Dendrites carry _________ information
- A.
Afferent
- B.
Efferent
Correct Answer
A. Afferent -
- 24.
Which is not a function of a neuron?
- A.
Transduction
- B.
Transformation
- C.
Transmission
- D.
Conduction
- E.
Integration
Correct Answer
B. Transformation -
- 25.
What is an example of a GSE?
- A.
To smooth muscle of face
- B.
To smooth muscle of the gut
- C.
From organ to CNS
- D.
Alpha motor neuron to skeletal muscle
Correct Answer
D. Alpha motor neuron to skeletal muscle -
- 26.
The ventircular zone becomes the ___________ layer, the mantle zone is ________ matter, and the marginal zone is _________ matter.
- A.
Lumen, white, grey
- B.
Lumen, grey, white
- C.
Ependymal layer, white, grey
- D.
Ependymal layer, grey, white
- E.
Ependymal layer, white, white
Correct Answer
D. Ependymal layer, grey, white -
- 27.
EPSP and IPSP are ___, _____, & _______
- A.
Local, non-propagated, and cannot be summated
- B.
Local, propagated, and can be summated
- C.
Non-local, propagated, and cannot be summated
- D.
Local, non-propagated, and can be summated
Correct Answer
D. Local, non-propagated, and can be summated -
- 28.
What does the longitudinal fissure separate?
- A.
The lateral ventricles.
- B.
R & L hemispheres.
- C.
Parietal and Occipital Lobes.
- D.
Cerebellum and Occipital Lobe.
Correct Answer
B. R & L hemispheres. -
- 29.
In which lobe does auditory processing and memory occur?
- A.
Temporal
- B.
Parietal
- C.
Frontal
- D.
Occipital
Correct Answer
A. Temporal -
- 30.
What does the calcarine sulcus separate?
- A.
Parietal and Occipital.
- B.
Supramarginal and Angular Gyri.
- C.
Cuneus and Lingual gyrus.
- D.
Lateral and Third ventricle.
Correct Answer
C. Cuneus and Lingual gyrus. -
- 31.
If someone had a deficit in sensory and perceptual, what lobe may be affected?
- A.
Temporal
- B.
Parietal
- C.
Frontal
- D.
Occipital
Correct Answer
B. Parietal -
- 32.
The substantia nigra and red nucleus, collectively, are known as:
- A.
Tectum
- B.
Tegmentum
- C.
Tentorium
- D.
Thalamus
Correct Answer
B. Tegmentum -
- 33.
The cingulate Gyrus is sometimes called the ________ and represents what?
- A.
5th lobe of the brain, deepest/oldest part of brain
- B.
4th lobe, newest part of brain
- C.
5th lobe, the internal capsule
Correct Answer
A. 5th lobe of the brain, deepest/oldest part of brain -
- 34.
Where does the infundibulum run between?
- A.
Thalamus and pituitary
- B.
Pituitary and hypothalamus
- C.
Thalamus and corpus collosum
- D.
Pituitary and fornix
Correct Answer
B. Pituitary and hypothalamus -
- 35.
Where are the cerebral peduncles on the brainstem?
- A.
Anterior
- B.
Posterior
Correct Answer
A. Anterior -
- 36.
What creates the uncus?
- A.
Amygdala
- B.
Hippocampus
- C.
Mamillary Bodies
- D.
Olives
Correct Answer
A. Amygdala -
- 37.
Why is the periaqueductal grey important?
- A.
It controls motor to our legs.
- B.
It is where our vision registers.
- C.
It absords CSF.
- D.
It is important in the regulation of pain sensation.
Correct Answer
D. It is important in the regulation of pain sensation. -
- 38.
Which of the following is not true of CSF?
- A.
Secreted by choroid plexes.
- B.
Absorbed by arachnoid granulations into venous sinuses.
- C.
Ultrafiltered Blood.
- D.
Should be cloudy.
- E.
Can be evaluated via Spinal Tap.
Correct Answer
D. Should be cloudy. -
- 39.
What are essentual for motor learning?
- A.
Pyramids of medulla.
- B.
Olivary nucleus.
- C.
Cingulate Gyrus
- D.
Corpus Collosum
Correct Answer
B. Olivary nucleus. -
- 40.
Which structure of the brain is important in Parkinson's?
- A.
Red Nucleus
- B.
Cerebellum
- C.
Substantia Nigra
- D.
Amygdala
Correct Answer
C. Substantia Nigra -
- 41.
What is the most common form of stroke?
- A.
Embolic Ischemic
- B.
Thrombotic Ischemic
- C.
Hemorrhagic
Correct Answer
A. Embolic Ischemic -
- 42.
What is the mechanism of tPa?
- A.
Use with hemorrhagic stroke to decrease blood viscosity.
- B.
Use with Ischemic stroke to decrease blood viscosity and break up occlusion.
- C.
Give by mouth 24 hours after a stroke, no matter what type.
Correct Answer
B. Use with Ischemic stroke to decrease blood viscosity and break up occlusion. -
- 43.
What is the most benign type of astrocytoma?
- A.
Medulloblastoma
- B.
Meningioma
- C.
Juvenile Pilocytic Astrocytoma
- D.
Ependymoma
Correct Answer
C. Juvenile Pilocytic Astrocytoma -
- 44.
What represents up to 30% of all brain tumors?
- A.
Glioblastoma
- B.
Juvenile Pilocytic Astrocytoma
- C.
Meningioma
- D.
Medulloblastoma
Correct Answer
A. Glioblastoma -
- 45.
What diseases if characterized by a bottoming out, sudden weakness, and usually follows a viral infection?
- A.
MS
- B.
Guillian-Barre
- C.
ALS
- D.
Myasthenia Gravis
Correct Answer
B. Guillian-Barre -
- 46.
Where does cerebropinal fluid exit?
- A.
4th ventrical
- B.
Foramen of magendie
- C.
Foramen of lushcka
- D.
A & C
- E.
All of the above
Correct Answer
E. All of the above -
- 47.
Which type of hydrocephalus is caused by built up fluid or lack of absorption of fluid?
- A.
Non-communicating.
- B.
Communicating.
Correct Answer
B. Communicating. -
- 48.
What supplies the dura mater?
- A.
Middle Cerebral Artery
- B.
Middle Meningeal Artery
- C.
Anterior Cerebral Artery
Correct Answer
B. Middle Meningeal Artery -
- 49.
Which Cranial Nerve is not entirely motor?
- A.
III
- B.
IV
- C.
V
- D.
XII
- E.
XI
Correct Answer
C. V -
- 50.
Anosmia is a dysfunction often linked to which cranial nerve.
- A.
Olfactory
- B.
Optic
- C.
Facial
- D.
Abducens
Correct Answer
A. Olfactory -
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Dec 12, 2012Quiz Edited by
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