ANAT RETAKE QUESIONS
70 Questions
12 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is a true statement about syringomyelia?

  • It is a type of spinal cord injury.
  • It is a congenital condition.
  • Can cause sensory disruptions
  • A and C are correct (correct)

    • What artery is part of the Circle of Willis?

  • Anterior and posterior cerebral arteries (correct)
  • Middle cerebral artery
  • basilar artery
  • Anterior spinal artery

    • Which nucleus is responsible for balance?

  • Fastigial and Vestibular nucleus (correct)
  • Cerebellar nucleus
  • Olfactory nucleus
  • Pontine nucleus

    • What percentage of cerebral cortex are projection fibers?

    <p>15 or 60%</p> Signup and view all the answers

    What route leaves Broadmens area 4?

    <p>Corticonucleur tract or Corticospinal</p> Signup and view all the answers

    What is false about spinal nerves?

    <p>It has three branches</p> Signup and view all the answers

    What joins the two hemispheres of the cerebellum?

    <p>Vermis</p> Signup and view all the answers

    What joins the cerebrum to the body?

    <p>Brainstem (Specifically the medulla oblongata)</p> Signup and view all the answers

    What is the relay for the brain and spinal cord.

    <p>Medulla Oblongata</p> Signup and view all the answers

    Relay station for spinal cord, brainstem and cerebral cortex?

    <p>Thalamus</p> Signup and view all the answers

    Motor pathways are present in?

    <p>Ventral root</p> Signup and view all the answers

    Sensory pathways are present in?

    <p>Dorsal root</p> Signup and view all the answers

    Voluntary movements are by?

    <p>Corticospinal tract</p> Signup and view all the answers

    Where does the posterior choroidal artery originate from?

    <p>Posterior cerebral artery</p> Signup and view all the answers

    What passes through the anterior branch of the internal capsule?

    <p>Frontopontine</p> Signup and view all the answers

    What artery is not a part of the Circle of Willis?

    <p>Middle cerebral artery</p> Signup and view all the answers

    What enters the central canal of the spinal cord, a characteristic feature of Syringomyelia?

    <p>anterior connecting vein, posterior connecting vein, basilar vein and anterior cerebral veins</p> Signup and view all the answers

    Which of the following belong to the deep veins of the brain?

    <p>Internal cerebral arteries</p> Signup and view all the answers

    What are the terminal branches of the middle cerebral artery?

    <p>Internal cortical branches</p> Signup and view all the answers

    What tract is primarily responsible for transmitting temperature and pain sensation?

    <p>Spinothalamic tract</p> Signup and view all the answers

    Which artery supplies oxygen to the brain?

    <p>Internal Carotid artery</p> Signup and view all the answers

    Vein of Rosenthal is also known as

    <p>Basal vein</p> Signup and view all the answers

    What part of the brain is responsible for regulating breathing?

    <p>Brainstem - Medulla oblongata</p> Signup and view all the answers

    What part of the brain is responsible for heart rate and breathing?

    <p>Brain stem - Medulla oblongata</p> Signup and view all the answers

    Which part of the spinal cord is responsible for the movement of skeletal muscle?

    <p>Ventral horn</p> Signup and view all the answers

    What is the relay station in the brain?

    <p>Thalamus</p> Signup and view all the answers

    What are the midbrain attachments

    <p>pons</p> Signup and view all the answers

    Which lobe in the cerebellum is responsible for voluntary movement?

    <p>Neocerebellum (central)</p> Signup and view all the answers

    What veins drain the blood from the brain?

    <p>Cerebral veins</p> Signup and view all the answers

    What part of the brain helps in speaking and swallowing?

    <p>Ambigus nucleus</p> Signup and view all the answers

    Which of the following structures consists of grey matter and extends over the entire brainstem?

    <p>Choroid plexus of lateral ventricle</p> Signup and view all the answers

    Which artery usually ruptures during an aneurysm in the case of Syringomyelia?

    <p>Anteror communicating artery</p> Signup and view all the answers

    What is transmitted through the Spinothalamic tract?

    <p>Sense of pain, temperature and touch</p> Signup and view all the answers

    What is the function of the Spinoreticular tract?

    <p>To transmit pain and temperature information from the spinal cord to the brain</p> Signup and view all the answers

    What is the function of the Spinomesencephalic tract?

    <p>central modulation</p> Signup and view all the answers

    Where is the brain stem located?

    <p>Posterior cranial fossa</p> Signup and view all the answers

    Which of the following about the basilar artery is correct?

    <p>The labyrinthine artery may arise from the basilar or anterior inferior cerebellar artery</p> Signup and view all the answers

    What is the anterior choroidal artery a branch of?

    <p>Internal carotid artery</p> Signup and view all the answers

    What is true about Archi cerebellum?

    <p>A and C are correct</p> Signup and view all the answers

    Thoracic levels of the spinal cord are characterized by?

    <p>the presence of lateral gray matter</p> Signup and view all the answers

    Which of the following statements about white matter of the spinal cord are incorrect?

    <p>B and C are incorrect</p> Signup and view all the answers

    Paleocerebellum

    <p>A and B are correct</p> Signup and view all the answers

    What is the interposed nucleus composed of?

    <p>A and C are correct</p> Signup and view all the answers

    The straight sinus?

    <p>has none of the above properties</p> Signup and view all the answers

    The radiculospinal artery, also known as the callasomarginal artery, is a branch of which artery?

    <p>Anterior cerebral artery</p> Signup and view all the answers

    The dentate nucleus sends fibers to

    <p>Thalamus</p> Signup and view all the answers

    The middle meningeal vessels run

    <p>in the extradural plane</p> Signup and view all the answers

    Artery of Adamkiewicz?

    <p>A and C are correct</p> Signup and view all the answers

    Which of the following statements about the anterior cerebral artery is correct?

    <p>Distal branches of A2 segment include the orbital artery and frontopolar artery</p> Signup and view all the answers

    The lower end of the spine is found at the levels of

    <p>1st lumbar vertebrae</p> Signup and view all the answers

    Which of the following arteries supply the medulla oblongata?

    <p>Anterior spinal artery and posterior inferior cerebellar artery</p> Signup and view all the answers

    Choose the correct names of structures from A to D

    <p>A- Striae medullary, B- gracile tubercle, C- gracile faciulus, D- Cuneate tubercle</p> Signup and view all the answers

    What runs in the superior meullary obturator in addition to the cerebellar spinal cord?

    <p>anterior tectocerebellar</p> Signup and view all the answers

    What does not run in the lateral cord of the spinal cord?

    <p>Tectum-spinal cord</p> Signup and view all the answers

    What is the primary cause of the facial mound?

    <p>Abducens nerve damage</p> Signup and view all the answers

    Where do climbing fibers originate from?

    <p>Inferior olive nucleus</p> Signup and view all the answers

    What is true about Hubner's recurrent artery?

    <p>It leaves the anterior cerebral artery</p> Signup and view all the answers

    Where does the callosomargin artery originate from?

    <p>Anterior cerebral artery (front of the brain)</p> Signup and view all the answers

    What are the names of the fibers coming from the cunaeate and gracilis nuclei?

    <p>ribbon medial</p> Signup and view all the answers

    Which one of the following is a branch of the basilar artery?

    <p>Posterior cerebral artery</p> Signup and view all the answers

    Which cerebellar nucleus is responsible for balance?

    <p>Superior nucleus</p> Signup and view all the answers

    Which Brain structure corresponds to the sloping on the cerebellar shelf?

    <p>Lobule Straight</p> Signup and view all the answers

    What is true about the phrenic nucleus?

    <p>These are motor neurons at the level of C3 - C5</p> Signup and view all the answers

    Damage to the extrapyramidal tracts at the levels of the bridge will not result in interruption of which pathway?

    <p>Olivomedullary pathway</p> Signup and view all the answers

    What is not vascularized by the anterior cerebral artery?

    <p>Temporal pole</p> Signup and view all the answers

    What structure is mainly responsible for transmitting information from the cerebellum to the medulla oblongata?

    <p>Red nucleus</p> Signup and view all the answers

    What nuclei are part of the cerebellar hemispheres?

    <p>Dentate, emboliform, globose and fastigal nuclei</p> Signup and view all the answers

    The vein of Galen drains into

    <p>Straight sinus</p> Signup and view all the answers

    What are the terminal branches of the middle cerebral artery?

    <p>Cortical branches</p> Signup and view all the answers

    What is the primary source of vascularization of the thalamus?

    <p>Posterior cerebral artery</p> Signup and view all the answers

    Study Notes

    Syringomyelia

    • A true statement about syringomyelia is that it is characterized by a characteristic feature of having cerebrospinal fluid (CSF) entering the central canal of the spinal cord.

    Circle of Willis

    • The posterior communicating artery is part of the Circle of Willis.

    Balance and Posture

    • The vestibular nucleus is responsible for balance.

    Cerebral Cortex

    • Projection fibers make up approximately 40% of the cerebral cortex.

    Motor Pathways

    • The corticospinal tract leaves Broadmann's area 4.

    Spinal Nerves

    • A false statement about spinal nerves is that they are not mixed nerves (containing both motor and sensory fibers).

    Cerebellum

    • The vermis joins the two hemispheres of the cerebellum.

    Cerebrum and Body

    • The cerebrum is connected to the body through the brainstem.

    Brain and Spinal Cord

    • The brainstem is the relay station for the brain and spinal cord.
    • The thalamus is the relay station for the spinal cord, brainstem, and cerebral cortex.

    Motor and Sensory Pathways

    • Motor pathways are present in the anterior horn of the spinal cord.
    • Sensory pathways are present in the posterior horn of the spinal cord.

    Voluntary Movements

    • Voluntary movements are controlled by the pyramidal tracts.

    Arteries

    • The posterior choroidal artery originates from the posterior cerebral artery.
    • The anterior choroidal artery originates from the internal carotid artery.
    • The posterior choroidal artery is not a part of the Circle of Willis.
    • The basilar artery supplies oxygen to the brain.

    Veins

    • The vein of Rosenthal is also known as the basal vein.
    • The cerebral veins drain blood from the brain.

    Brain Function

    • The medulla oblongata is responsible for regulating breathing.
    • The medulla oblongata and pons are responsible for heart rate and breathing.
    • The ventral horn of the spinal cord is responsible for the movement of skeletal muscle.
    • The thalamus is the relay station in the brain.

    Midbrain Attachments

    • The midbrain attachments are the cerebellar peduncles and the cerebral peduncles.

    Cerebellum

    • The paleocerebellum is responsible for voluntary movement.

    Speech and Swallowing

    • The brainstem helps in speaking and swallowing.

    Grey Matter

    • The reticular formation is composed of grey matter and extends over the entire brainstem.

    Aneurysm

    • The posterior inferior cerebellar artery usually ruptures during an aneurysm in the case of Syringomyelia.

    Tracts

    • The spinothalamic tract is primarily responsible for transmitting temperature and pain sensation.
    • The spinoreticular tract is responsible for transmitting pain and temperature information to the reticular formation.
    • The spinomesencephalic tract is responsible for transmitting pain and temperature information to the mesencephalon.

    Brain Stem

    • The brain stem is located at the base of the brain.

    Basilar Artery

    • The basilar artery is formed by the union of the two vertebral arteries.

    Archi Cerebellum

    • The archi cerebellum is the oldest part of the cerebellum.

    Spinal Cord

    • Thoracic levels of the spinal cord are characterized by the presence of the lateral horn.

    White Matter

    • The white matter of the spinal cord is composed of myelinated fibers.

    Nuclei

    • The interposed nucleus is composed of the globose nucleus and the emboliform nucleus.

    Sinus

    • The straight sinus drains into the confluence of sinuses.

    Arteries

    • The radiculospinal artery, also known as the callosomarginal artery, is a branch of the anterior spinal artery.
    • The dentate nucleus sends fibers to the inferior cerebellar peduncle.

    Meningeal Vessels

    • The middle meningeal vessels run in the dura mater.

    Artery of Adamkiewicz

    • The artery of Adamkiewicz is a branch of the aorta that supplies the spinal cord.

    Anterior Cerebral Artery

    • The anterior cerebral artery supplies the medial part of the frontal lobe.

    Spine

    • The lower end of the spine is found at the levels of L1-L2.

    Medulla Oblongata

    • The medulla oblongata is supplied by the anterior spinal artery and the posterior spinal artery.

    Structures

    • The correct names of structures from A to D are: A. Anterior horn, B. Posterior horn, C. Lateral horn, D. Ventral horn.

    Cerebellar Peduncles

    • The superior medullary velum runs in the superior medullary obturator in addition to the cerebellar spinal cord.

    Lateral Cord

    • The corticospinal tract does not run in the lateral cord of the spinal cord.

    Facial Mound

    • The primary cause of the facial mound is the developing cerebellum.

    Climbing Fibers

    • Climbing fibers originate from the inferior olive.

    Hubner's Recurrent Artery

    • Hubner's recurrent artery is a branch of the anterior cerebral artery.

    Callosomarginal Artery

    • The callosomarginal artery originates from the anterior cerebral artery.

    Fibers

    • The names of the fibers coming from the cunaeate and gracilis nuclei are the cuneocerebellar and gracillocerebellar tracts.

    Basilar Artery

    • The posterior cerebral artery is a branch of the basilar artery.

    Cerebellar Nucleus

    • The fastigial nucleus is responsible for balance.

    Cerebellar Shelf

    • The cerebellar shelf corresponds to the petrous bone.

    Phrenic Nucleus

    • The phrenic nucleus is located in the cervical levels of the spinal cord.

    Extrapyramidal Tracts

    • Damage to the extrapyramidal tracts at the levels of the bridge will not result in interruption of the corticospinal tract.

    Vascularization

    • The anterior cerebral artery does not vascularize the occipital lobe.

    Medulla Oblongata

    • The cerebellum is mainly responsible for transmitting information from the cerebellum to the medulla oblongata.

    Cerebellar Hemispheres

    • The dentate nucleus and the interposed nucleus are part of the cerebellar hemispheres.

    Vein of Galen

    • The vein of Galen drains into the straight sinus.

    Middle Cerebral Artery

    • The terminal branches of the middle cerebral artery are the anterior and posterior temporal branches.

    Thalamus

    • The primary source of vascularization of the thalamus is the posterior cerebral artery.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser