Peyton felt strange when she awoke one morning. She could not hold a pen in her right hand when trying to write an entry in her diary, and her muscles were noticeably weaker on the right side of her body. Additionally, her husband noticed that she was slurring her speech, so he took her to the emergency room. What does the ER physician suspect has occurred? Where in the brain might the physician suspect that abnormal activity or perhaps a lesion is located, and why?

Q: Wallace is the victim of a hunting accident. A bullet grazed his vertebral column, and bone…

A: The vertebral column is the spinal column that is known to be the central axis of the skeleton of…

Q: In which part of the central nervous system is the substantia nigra located?

A: The substantia nigra is a motor nucleus of the brain that is plays a major role in movements of…

Q: What is the only cranial nerve to extend beyond the head neck region? In general terms, where does…

A: CRANIAL NERVES:- There are mainly 12 cranial nerves that are responsible for providing motor and…

Q: All of the following are true regarding the descending motor tracts EXCEPT which one? A. They…

A: The correct option is B.

Q: Differentiate between Thalamus and Hypothalamus.

A: Human brain is the largest and most complex organ which serves as a centre of nervous system. It is…

Q: What three CNS regions control the autonomic nervoussystem?

A: The peripheral nervous system consists of the autonomic nervous system. The autonomic nervous system…

Q: Describe the structure and function of the meningeal membranes that enclose the spinal cord

A: The spinal cord extends from the medulla oblongata present in the brain stem to the lumbar region of…

Q: Would autonomic functions be affected if the anterior roots of the cervical spinal nerves were…

A: Nervous system is divided into central nervous system (Brain and spinal cord) and peripheral nervous…

Q: The cranial motor nuclei which receive innervation only from the contralateral corticobulbar tract…

A: A neuron is a basic functional unit of the nervous system. It is a complex network of specialized…

Q: Marvin has had trouble sleeping. Last night his mother found him sleepwalking and gently led him…

A: The two types of sleep are NREM (non-rapid eye movement) sleep and REM sleep and the former is…

Q: The axons of the corticobulbar tract terminate in the motor nuclei of which cranial nerves?

A: The corticobulbar (or corticonuclear) tract Includes two-neuron white matter motor pathway…

Q: What is the purpose of cerebral spinal fluid?

A: The cerebral spinal fluid or CSF is a body fluid, clear and colorless, and present in all…

Q: Describe the sympathetic pathways to the (a) submandibular salivary gland, (b) bladder, (c) sweat…

A: The autonomic nervous system is a branch of the peripheral nervous system that controls the activity…

Q: Horner’s syndrome is a condition that presents with changes in one eye, such as pupillary…

A: The damage that happens to the neural pathway of the sympathetic nervous system when it passes on to…

Q: Give an anatomical explanation of why a stroke in the right cerebral hemisphere can paralyze the…

A: Introduction: Stroke is a condition in which the supply of blood to the body part such as the brain…

Q: What does the medial corticospinal tract control? A. Bilateral movements of the trunk of the body B.…

A: The corticospinal tract can be described as a motor pathway that initiates in the cerebral cortex…

Q: How is it structurallyexplained that the motoractivity of the left side of thebody is controlled by…

A: The brain is divided into three main parts. 1. Cerebrum : this consists of the largest part of the…

Q: Why do nuclei in the medulla appear "naked

A: The central nervous system, which includes the brain and spinal cord, and the peripheral nervous…

Q: In what portion of the brain does the hypoglossal nucleus originate?

A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…

Q: What is Neurospora crassa?

A: Fungi are eukaryotic organisms which are heterotrophs which plays important role in ecosystem. Fungi…

Q: Is a spinal nerve composed of axons from afferent or efferentneurons, or both?

A: The spinal nerve is a type of special nerve. Here we will know that the spinal nerve is composed of…

Q: Identify the cranial nerves by name, number, and type, and give the function of each.

A: The cranial nerves are a set of twelve nerves that emerge from the brain. Each has a distinct…

Q: In the spinal cord, the somas of the lower motor neurons are found ina. the cauda equina.b. the…

A: A neuron is a basic unit of the nervous system. It is an elongated cell that is involved in the…

Q: Martha is an editor and she spends a great deal of time typing on her computer. she begins to feel…

A: The carpal tunnel is a structure created on the palmar side of the hand by the carpal bones and the…

Q: Describe the general function of the ascending and descending tracts of the spinal cord.

A: The spinal cord and the brain make up the central nervous system (CNS). The spinal cord is a long,…

Q: How many spinal nerves are there in a body?

A: The nervous system is one of the vital systems of a body. It is a system of nerves which carry…

Q: When Taylor begins to feel drowsy while driving, she opens her window, turns up the volume of the…

A: The nervous system is one of the vital systems of a body. It is a system of nerves which carry…

Q: Surgeons were able to reattach Irving’s amputated limb, sewing both the nerves and the blood vessels…

A: The nervous system is a specialized organ system in the body that helps in the transfer of…

Q: name the developmental Region. a. Telecephalon b. Mesencephalon c. Mylecephalon d. Metencephalon…

A: Nervous system coordinates and controls the activities of the animals such as perceptions, behaviors…

Q: Ms. Norris is brought to the emergency department with injuries to the posterior of her head…

A: The human brain is the most complex and most important organ of the body. Different part of the…

Q: What are the adult derivatives of the myelencephalon? Discuss.

A: Introduction: The nervous system is categorized into the peripheral nervous system (PNS) and the…

Q: 42 A patient comes to the physician because in church he has begun falling every time he closes his…

A: Introduction  The nervous system is a highly specialized system of an animal that coordinates its…

Q: Name the neuralgia in CNS and mention to their functions.

A: Trigeminal and glossopharyngeal neuralgia occurs in the central nervous system. It is a chronic pain…

Q: What is the function of the thalamus?

A: Epithalamus, thalamus and hypothalamus are the main parts of Diencephalon. Epithalamus is thin and…

Q: What is the fibers allow communication between the brain and spinal column?

A: ANSWER;- The corpus callosum is a heap of nerve fibers that permits communication between the 2…

Q: What is the difference between sympathetic trunk ganglia and prevertebral ganglia?

A: The nervous system controls and coordinates all the activities of the animals. It is classified into…

Q: An anesthetic blocks the function of the dorsal rami of the cervical spinal nerves. Which areas of…

A: Nerves are basically a collection of neurons. They form the integral part of the nervous system and…

Q: Where is the internal limiting membrane of the spinal cord located? Discuss.

A: Internal limiting membrane is located in between ratina and vitreous body.

Q: When a patient flexes their neck, the head tips to the right side. Also, their tongue sticks out…

A: The human brain is broadly divided into three main parts as below:Cerebrum, Cerebellum, and Brain…

Learning and memory

Learning is defined as a relatively permanent and irreversible adaptive change in behavior. It always results from experience. The ability of an organism to store and recall the effects, sensations, and knowledge gained through learning and experience is called memory.