And corpus callosum - Study guides, Class notes & Summaries

The medulla oblongata, pons, and midbrain comprise the A) mesencephalon B) basal ganglia C) ventricles D) cortical lobes of the cerebrum E) brain stem - ANSWER E) brain stem The folds of the cerebrum are called A) sulci B) gyri C) cortical folds D) arachnoid granulations E) dural sinuses - ANSWER B) gyri The wall between the lateral ventricles is called the A) falx cerebri B) corpus callosum C) septum pellucidum D) fornix E) cerebral aqueduct - ANSWER C) septum pellucidum ...

Communication between cerebral hemispheres occurs via the A. Somatic nerves B. Lateral fissures C. Arcuate fasciculus D. Corpus callosum - Answer D. Corpus callosum The corpus callosum is the largest of the brain's: A. Subcortical nuclei B. Commissures C. Cortical lobes D. Sensory nerves - Answer B. Commissures __ is the larger discipline that studies how brain tend to work, whereas __ is the subfield interested in how a particular person's brain is functioning. A. Neu...

NSCI 175 EXAM 2 EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED/ Which of the following mediates vital bodily functions? A. Cerebrum B. Brain stem C. Cerebellum D. Meninges - -B. Brain stem Axons of the nervous system are described as afferent and efferent according to the direction in which they carry information. Which of the following represents an efferent projection? A. Interneurons in the spinal cord B. Motor output of the spinal cord C. Sensory input to the spinal cord...

Georgette Review PMHNP| LMR - Georgette's Review PMHNP Exam Tested Questions And Revised Correct Detailed Answers |ALREADY GRADED A+ Pass >> BRAND NEW VERSION! WITH RATIONALES!! 1) Serotonin is a neurotransmitter that is implicated in sleep and mood. What area of the brain has a large majority of serotonin neurons? A. raphe nuclei B. Nucleus acumbuns C. Locus coeruleus D. Amygdala - ANSWER raphe nuclei 2) Executive functioning, thinking, planning, ...

MRI CAMRT: Pathology Exam Questions and Answers Abscess (brain): definition and imaging appearance on T1, T2, CE, and DWI - Answer- Collection of pus. Mass effect and extensive surrounding edema. T1: hypointense to grey matter T2: hyperintense to grey matter with surrounding edema. CE MRI: ring-like enhancement DWI shows an abscess having a high DWI signal with corresponding low signal on the ADC map. Avascular Necrosis (AVN) - Answer-T1: necrotic area is hypointense T2: hyperintense b...

Which of the following muscle types is described as striated and under involuntary control? A. cardiac muscle B. smooth muscle C. skeletal muscle D. gluteus maximus - correct answer A. cardiac muscle You don't have to tell your heart to beat The corpus callosum is associated with which part of the brain? A. cerebellum B. pons C. cerebrum D. midbrain - correct answer C. cerebrum The corpus callosum connects the two cerebral hemispheres Which of the following describes the volume ...

What happens when blood supply is cut off from the brain? Ans: unconsciousness with in 5-8sec Neuronal activity stops in less than 1 minute Irreversible brain damage within 4-6 minutes What makes up the circle of willis Ans: Veterbral arteries combine to form the basilar artery gives rise to the posterior cerebral artery, the posterior comunicating artery connects that to the internal carotid artery which branches into the middle and anterior cerebral arteries and the anterior communica...

Which of the following is most related to the conjunctiva? a. Is the mucous membrane that forms the inner lining of the eyelids b. Is the vascular layer of the eyeball; it supplies the retina with blood c. Is composed of circular and radial muscles d. Forms the cornea, the window of the eye ANS: A 80. On its way to the retina light does not pass through this structure. a. Pupil b. Vitreous humor c. Choroid d. Cornea ANS: C 81. Which of the following is not true of the lens? a. Chang...

1. Which glial are responsible for maintaining the integrity of the extracellular fluid that surrounds neurons? A) Oligodendrocytes B) Astrocytes C) Microglial cells D) Stellate cells - B) Astrocytes 2. At what point do the sensory axons from the periphery enter the spinal cord? A) Central nuclei B) Ventral nuclei C) Dorsal root ganglia D) Ventral white matter - C) Dorsal root ganglia 3. Some neurons have long axons that stretch from one part of the CNS to another. What are these c...

Posterior Cerebral Artery (PCA) - correct answer Arises from basilar. Supplies Occipital Lobe , Midbrain, Thalamus, Pineal Gland, Choroid Plexus, and Corpus Callosum Symptoms of PCA Stroke - correct answer -Contralateral Visual Field Homonymous hemianopia -Visual Agnosia (unable to interpret/recognize visual information) - Weber's Syndrome (3rd nerve palsy + contralateral hemiplegia) -Parinaud's Syndrome (Impaired upwards gaze, convergence-retraction nystagmus, primary conjugate downward...