The primary motor area receives inputs arising from all the followingcenters, except :-a- basal gangliab- cerebellumc- hypothalamusd- thalamus

Q: In the midbrain identify the following structures and know their functions: cerebral aqueduct,…

A: The controlling and communication center of human body is known as brain. It has various structures…

Q: transcortical connections between the sensory association cortex and the motor association cortex…

A: The cortex is usually depicted as made out of three sections: sensory, motor, and association zones.…

Q: Which of the following is correct? tertiary neurons found by:- a. extending between the posterior…

A: We know that, Neurons are the chief cells of the nervous system. The junction between two neurons…

Q: Which of the following is not part of the corticospinal pathway? a. cerebellar deep white matter b.…

A: Corticospinal pathway is pyramidal pathway that goes through the medullary pyramids. It contains the…

Q: Which of the following provide almost the entire nerve supply of the shoulders and upper limbs? O A.…

A: There are four nerve plexus located in the trunk. Plexus are areas where nerve fibers from different…

Q: Specific thalamic nuclei include all the following, except :-a- reticular nucleib- medial geniculate…

A: The thalamus is very small structure found within the brain, which is located just above the brain…

Q: Which of the following functions cannot be attributedto the cerebellum?a. comparing motor commands…

A: The controlling and communication center of the human body is known as the brain. The brain…

Q: What is the target of an upper motor neuron?a. cerebral cortexb. lower motor neuronc. skeletal…

A: The brain is the main part of the body that controls every action in our body. It is located in the…

Q: Stimulation of D1 Medium Spiny Neurons in the Striatum causes of the Globus Pallidus and subsequent…

A: The basal ganglia are involved in action selection. It is a proven fact that a direct pathway leads…

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: Brodmann’s areas map different regions of the ________ to particular functions. a. cerebellum b.…

A: The brain is defined as the part of the central nervous system that is found within the skull. It…

Q: Which of the following cranial nerves carry only motor information?    a.Vestibulocochlear…

A: Cranial nerves are the nerves that emerge directly from the brain and pass through separate…

Q: Which of these tracts carries motor signals destined for the postural muscles? a. the gracile…

A: Motor signals are those signals that act according to your will and have skeletal and nervous tissue…

Q: What part of the motor pathway inhibits inappropriate movements? a. occipital lobe b. basal nuclei…

A: The basal nuclei is a group of neurons that are located deep within the white matter of the brain.…

Q: The primary motor area projects efferent fibers to all the following centers, except :-a- 1ry…

A: The primary motor area is the region in the brain located in the dorsal portion of the lobe. It…

Q: Events of reflex actions include all the following, except :-a- stimulation of sensory receptorsb-…

A: Reflex action or reflex is an involuntary and almost instantaneous movement in the response of a…

Q: A person with a spinal cord injury is suffering from paresis (partialparalysis) in the right lower…

A: Paresis refers to the condition characterized by weakness in the muscles and lacking of the ability…

Q: In which part of the brain does decussation of descending tractsinvolved in the conscious control of…

A: The human brain is the body's most complicated organ. This three-pound organ is responsible for…

Q: if a signal from within one hemisphere travels from one gyrus to another gyrus it…

A: Cerebral cortex in humans forms about 80%of the total brain mass. It is the portion of grey matter.…

Q: A patient with a cerebral lesion exhibits loss of fine motor control ofthe left hand, arm, forearm,…

A: The right cerebral cortex controls the left portion of the body. The cortical region includes a…

Q: The posteroventral nucleus of the thalamus projects to all the following centers, except :-a-…

A: The relay nucleus present in the thalamus of the brain that is somatosensory is known as the…

Q: neural pathway in figure 3 relays impulses that terminate at the

A: To describe The  final destination of the neural pathway in figure 3

Q: sensory imput is relayed into the choices a. precentral gyrus b. insular gyrus c. hypothalamic…

A: Sensory information is collected by brain from the sense organs like nose, ears and skin ( smell,…

Q: Higher motor commands originate in all the following centers, except :-a- cerebral cortexb-…

A: Motor commands are an example of a higher-order function, in which the central nervous system…

Q: Which structures make up the Basal Ganglia (select all that apply)? V caudate V putamen V globus…

A: Basal ganglia These are the group of subcortical nuclei that are responsible for motor control,…

Q: Huntington’s disease is characterized by a loss of normal inhibition mediated by the basal nuclei.…

A: Huntington’s disease is a rare autosomal dominant disorder that causes the accumulation of…

Q: What region of the diencephalon coordinateshomeostasis?a. thalamusb. epithalamusc. hypothalamusd.…

A: The anatomy of the brain reveals the presence of three defined parts of the brain namely the…

Q: The lateral motor system includes :-a- the lateral Reticulospinal tractb- the lateral corticospinal…

A: Motor pathways carry signals from the brain to skeletal muscle and smooth muscle such as those…

Q: Which of these pathways is not an ascending (sensory) pathway?a. spinothalamic tractb. corticospinal…

A: Answer is b.) corticospinal tract.

Q: Lower motor neuron lesions cause all the following, except :-a- decreased number of transmitter…

A: Lesion basically refers to the damage. Lower motor neuron lesion as the term suggests is the lesion/…

Q: All of the following are descending motor tracts, except :-a- Rubrospinal tractb- Spinotectal…

A: The descending tracts are the pathways by which motor signals are sent from the brain to lower motor…

Q: Which region of gray matter in the spinal cord containsmotor neurons that innervate skeletal…

A: Neurons, also known as nerve cells are the fundamental unit of brain and nervous system. They are…

Q: As compared to the rest of the body, the face and the hand are mapped in the primary motor cortex in…

A: In humans, the primary motor cortex is the portion of the frontal brain located on the anterior wall…

Q: Axons of the lateral corticospinal tract synapse mainly with :-a- lateral motor neuronsb- medial…

A: The white matter motor pathway begins from the cerebral cortex and it ends on interneurons and lower…

Q: Cerebellar ataxia is manifested by all the following, except :-a- dysdiadochokinesiab- static…

A: Cerebellar ataxia is a specialized type of ataxia, which got originated in the cerebellum.  A…

Q: Which of the following regions does the posterior parietal cortex output information to? Select all…

A: Posterior parietal cortex (PPC) is crucial for attention, spatial reasoning, and planned movements.…

Q: 50- Cerebellum can get information about movement: a- Corticopontine - cerebral c- Corticospinal…

A: Introduction: The cerebellum receives information from the sensory systems, the spinal cord and…

Q: Basal ganglia send direct projections to :-a- primary motor area b- premotor areac- VA and VL…

A: Brain is an organ that is center for the nervous system. It is present in the head inside the skull.…

Q: Coordination of complex movements by the cerebellum involves all the following mechanisms, except…

A: The cerebellum is a part of the rhombencephalon of the brain. It is the second-largest part of the…

Q: Where are tertiary neurons found? a. extending between the posterior horn and anterior horn b.…

A: The control and coordination of the body in humans occur by two systems: the nervous system and the…