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Brain Anatomy
| Question | Answer |
|---|---|
| Which lobe of the cerebrum does not correspond to a bone of the skull? | Insular lobe |
| Which sulcus separates the parietal lobe from the frontal lobe? | Central sulcus |
| A three-week-old newborn is tested for positive pyramidal signs. Where does this neuronal tract cross to the contralateral side? | Medulla oblongata |
| Which cerebral lobe contains the posterior horn of the lateral ventricle? | Occipital lobe |
| Which structure sits on top of the sella turcica? | Pituitary gland |
| Which part of the brain contains the substantia nigra? | Midbrain |
| Which unpaired artery do the right and left vertebral arteries form by merging at the level of the pons? | Basilar artery |
| Which structure lies anterior to the cerebellum and inferior to the midbrain (mesencephalon)? | Pons |
| Which lobe of the brain contains the primary sensory cortex? | Parietal lobe |
| Which structure is located below the pons in the brainstem? | Medulla oblongata |
| The vermis is a part of which structure? | Cerebellum |
| Which structure of the brain contains the vasomotor center, important for the regulation of blood pressure and other homeostatic processes? | Medulla oblongata |
| Which brain structure belongs to the diencephalon? | Thalamus |
| Which cerebral structure contains the vomiting center? | Medulla oblongata |
| A cranial MRI scan reveals a tumor in the area of the precentral gyrus. The integrity of which tract should be tested? | Pyramidal tract |
| Where is the cerebellum situated? | Posterior cranial fossa |
| Spontaneous breathing is regulated by the respiratory center. Where is it located? | Medulla oblongata |
| Which structure plays a major role in controlling the circadian rhythm? | Pineal gland |
| Which structure forms the posterior border of the fourth ventricle? | Cerebellum |
| Which part of the brain contains the pyramidal decussation? | Medulla oblongata |
| Which cranial nerves arise from the pons? | CN V, CN VI, CN VII, CN VIII |
| Which endocrine organ regulates other endocrine organs? | Pituitary gland |
| What structure divides the lateral ventricles from each other medially? | Septum pellucidum |
| Which structure lies directly under the crossing of the optic nerves and can cause bilateral hemianopsia when compressed by a tumor? | Pituitary gland |
| The posterior surface of the skull protects the region of the brain that contains which structures? | Occipital lobe and cerebellum |
| Which lobe of the brain contains the primary motor cortex? | Frontal lobe |
| Which lobe of the brain fills the anterior cranial fossa? | Frontal lobe |
| In which cerebral lobe is the primary auditory cortex located? | Temporal lobe |
| The brainstem consists of the medulla oblongata, pons, and which other structure? | Midbrain |
| Where is the cardiovascular center of the brain located, that is responsible for the regulation of the heart rate through the nervous and endocrine systems? | Medulla oblongata |
| Which structure connects the third and the fourth ventricle and runs through the midbrain (mesencephalon)? | Cerebreal aqueduct |
| The middle cranial fossa holds which lobe of the brain? | Temporal lobe |
| Which structures are the 3 parts of the brainstem? | Pons, medulla oblongata, and midbrain |
| Which region of the brain is most likely affected if a patient shows ataxia (lack of muscle coordination in voluntary movements affecting) and scanning speech? | Cerebellum |
| Where is the precentral gyrus situated? | Frontal lobe |
| Where is the postcentral gyrus located? | Parietal lobe |
| Lesions of what area can lead to a loss of proprioception, fine touch or tactile object recognition? | Postcentral gyrus |
| Lesions of what area results in a contralateral paresis of the body? | Precentral gyrus |
| Which structure connects cranially to the medulla oblongata? | Pons |
| Which part of the brain contains the dentate nucleus, the emboliform nuclei, the globose nuclei and the fastigial nuclei? | Cerebellum |
| Which bony structure surrounds the cerebellum? | Posterior cranial fossa |
| Which structure forms the lowermost part of the brainstem? | Medulla oblongata |
| Which structures make up the inner space for the cerebrospinal fluid? | Lateral ventricles, third ventricle, and fourth ventricle |
| Which cerebral lobe contains the inferior horn of the lateral ventricle? | Temporal lobe |
| Between which two structures is the pons located? | Midbrain and medulla oblongata |
| Which structure secretes the cerebrospinal fluid? | Choroid plexus of lateral ventricle |
| Which brain lobe houses the primary visual cortex? | Occipital lobe |
| Which brain structure belongs to the metencephalon? | Cerebellum |
| In which part of the brain is the red nucleus located? | Midbrain |
| Which structure contains cerebrospinal fluid and lies posterior of the medulla oblongata and the pons? | Fourth ventricle |
| Which structure lies between the midbrain (mesencephalon) and the medulla oblongata? | Pons |
| In which brain lobe is Broca’s area located? | Frontal lobe |
| Which structure is a part of the brainstem? | Pons |
| Which cerebral lobe contains the anterior horn of the lateral ventricle? | Frontal lobe |
| Which brain structure connects the right and left side of the brain and enables the communication between the hemispheres? | Corpus callosum |
| In which gyrus is Broca's area found? | Left inferior frontal gyrus |
| In which gyrus is Wernicke's area found? | Left posterior superior temporal gyrus |
| In which brain lobe is Wernicke’s area located? | Left temporal lobe |
Created by:
jofreayala
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