Q: QUESTION 3 Many congenital heart defects cause mixing of oxygenated and deoxygenated blood. This is…
A: Pulmonary circulation moves deoxygenated blood between heart and the lungs. Systemic circulation…
Q: inferior surface of a neuron’s plasma membrane at resting membrane potential will have--- A)…
A: We can sense, taste,see and do other activities by the help of signalling system of nervous…
Q: QUESTION 14 What is the function of the presynaptic "autoreceptors" in axon terminals? a. To release…
A: Neuron is the main functional units of nervous system it contains axon, dendritic cells, cell body…
Q: QUESTION 51 The thalamus of each hemisphere is sometimes connected by a commissure. True False…
A: The brain is a mass of nerve tissue present in the head of an organism. The brain is also termed as…
Q: Where is the brain region located that is actually involved in language comprenshion?…
A: The brain is the central information processing unit in vertebrates. It is divided into 3 parts ;…
Q: Question 5 of 10 Trouble thinking, impulsiveness, and addiction are effects of alcohol on which body…
A: Brain controls the movements, thought and automatic responses to the world. Spinal cord carries…
Q: QUESTION 3 Identify an important difference between the cytoplasm of the axon and that of the axon…
A: The component of a nerve cell (neuron) known as the axon, also known as a nerve fibre, is…
Q: transparent membrane that closely follows the contours of the brain.
A: The Pia mater is located underneath the subarachnoid space. It is the only covering which closely…
Q: Question 2 Motor control is associated with neurons at whereas Somatosensory control is associated…
A: A boundary called as Central sulcus separates the two lobes present in the brain, the right lobe and…
Q: QUESTION 3 Some hormones bind to ion channels on neurons and cause them to open. This would be an…
A: Hormones chemical messenger present in the blood circulation. hormones are secreted by glands…
Q: QUESTION 5 What is retrograde axoplasmic transport? Oa. Movement of material from axon terminal to…
A: The scientific theory of the nerve system is known as neuroscience. Physiological, morphology,…
Q: The anterior-most part of the brain steam is the
A: The brainstem is very small, accounting for only around 2.6% of the total weight of the brain. It…
Q: QUESTION 2 Fast muscle fibers differ from slow muscle fibers in that fast muscle fibers a. are…
A: Fast-twitch muscle fibers are predominantly possibly used when the body needs to make sudden, all…
Q: It is important for newly developed neurons to form synapses with other neurons. which cells are…
A: Glial cells are of three types: astrocytes, oligodendrocytes and microglial cells.
Q: QUESTION 4 In the resting state: voltage-gated Na+ and K+ channels are both closed voltage gated Na+…
A: Voltage-gated ion channels: a type of transmembrane proteins that results in formation of ion…
Q: Question 22 The simplest form of nervous organization is found in A) sponges. B) flatworms. C)…
A: Cnidarians have simplest form of nervous system. So, option D is correct.
Q: Apperceptive agnosia is a failure of _________ processing a. memory b. temporal lobe c.…
A: Perception is the process of selecting, organizing, and interpreting information.
Q: QUESTION 1 The diagram below represents a part of the human ear. Explain the result if part A is…
A: Ear is the primary organ involved in hearing. The major purpose of the ear is to keep our senses of…
Q: QUESTION 4 Which of the following is part of the central nervous system? Neurons that transmit…
A: The nervous system comprises the brain, spinal cord and nerves. It transmits electrochemical signals…
Q: Question 2 The visual photoreceptors and bipolar cells do not have action potentials but ganglion…
A: A retinal ganglion cell (RGC) is a type of neuron located near the inner surface (the ganglion cell…
Q: The releases the hormone melatonin which helps regulate sleep/awake cycles
A: Melatonin is a hormone that your brain produces to respond to darkness. It helps during your…
Q: QUESTION 21 Negative feedback O initiates compensatory, biological responses from sensory receptors…
A: Negative feedback is a self-regulatory system in which it reduces the output for stabilizing the…
Q: not a function of the autonomic nervous system
A: Autonomic nervous system( ANS): These are the functional division of the nervous system. Body…
Q: Question 22 Papilledema indicates O a brainstem tumor, such a glioma. O increased intracranial…
A: Edema is a chronic condition which is characterized by retention of fluids into different regions of…
Q: The lateral geniculate nucleus LGN is an important component of the: Thalamus…
A: Brain is a complex structure which control and coordinates different body function by the cells…
Q: QUESTION 13 Which of the following are not criteria for a substance to be detined as a…
A: Note: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…
Q: Question No 1. When the nerve cell is in a resting state itsmembrane is 59:43 Oa. Polarized Ob.…
A: Neuronal excitability is mainly regulated by an A-type voltage-gated potassium channel which is a…
Q: The inferior surface of a neuron’s plasma membrane at resting membrane potential will have--- A)…
A: Resting Membrane potential is a state when the cell do not get impulse and is not excited. It is…
Q: The results of O'Craven & Kanwisher experiment suggested that ________ were the basis of attention.…
A: O’Craven, Downing, and Kanwisher (1999) showed that attention to objects (houses and faces) produced…
Q: QUESTION 9 Action potential is characterized by O a. Membrane repolarization created by Na channels…
A: The ion channels that let the positive ions to flow out or negative ions to flow inside through the…
Q: Question 7 Place the events involved in generating an action potential in the order in which they…
A: Neurons are ths structural and functional unit of the nervous system. They help to transmit…
Q: Immediately after an action potential has peaked, which of the following channels will open?
A: A neuron will accept feedback from other neurons and transmit the signal to downstream neurons if…
Q: Question 10 What part of the brain acts as a relay station for incoming sensory information?…
A: The forebrain includes mainly two cerebral hemispheres of the brain (cortex) and a number of…
Q: During the absolute refractory period for a neuron, most voltage-gated Na+-channels are in which…
A: Introduction Action potential is a short-lasting event in which the electrical membrane potential of…
Q: QUESTION 30 Which of the following is characteristic of the events at the inhibitory synapse? O…
A: The term inhibitory synapse is associated with particular sort of junction in which activation from…
Q: The most posterior party of the brain steam is the
A: The brain stem is one of the most fundamental parts of the human brain, but it is also one of the…
Q: The most posterior part of the brain stem is the
A: The brainstem is the posterior stalk like structure of the brain and comprises of three essential…
Q: Question 4 Sodium channels at the trigger zone initiate action potentials by a feedback negative…
A: INTRODUCTION The voltage gated sodium channels present throughout the body. It conduct sodium ions…
Q: Question 45 A collateral axon provides neurotransmitters at the synaptic cleft that opens…
A: The neuron forms the basic structural unit of the nervous system which helps in the communication…
Q: QUESTION 4 A bigger stimulus will generate: a bigger action potential graded potentials rather than…
A: Nerve impulse refers to an electrical or chemical signal that is transmitted along a nerve fibre.…
Q: QUESTION 2 The neurotransmitter that mediates the effects of leptin on an orexigenic neuron O A.…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: QUESTION 19 True or false: SSRIS increase serotonin signaling at serotonergic synapses by increasing…
A: Question : 19 SSRIs increase serotonin at serotonergic synapses by increasing serotonin reuptake…
Q: acetylcholine is acting in an excitatory manner which of the following is likely a result of the…
A: Neurotransmitter is a chemical which released from ends of nurone and act as a stimulant of adjacent…
Q: QUESTION 5 In addition to the gonads, sex hormones are also secreted by the: O pancreas
A:
Q: QUESTION 46 Nicotinic acetylcholine receptors are located on each of the following cells, except.…
A: The neurons that release acetylcholine neurotransmitter are called cholinergic neurons.
Q: QUESTION 7 The somas of pseudounipolar neurons carrying information in the spinal nerves are located…
A: Introduction : Neurons are the nervous tissue's cellular units. The nervous system is divided into…
Q: QUESTION 5 Novocaine works by binding to and blocking Na+ channels. If there was another drug that…
A: Action potential of neurons.
Q: Question 9 Blood is responsible for the O 1. Regulation of body pH O 2. Maintenance of body…
A: Blood is a continuously circulating fluid in the body that provides nutrition, oxygen, and waste…
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- The largest part of the brain consisting of two hemispheres each of which is covered with many convolutions ("peaks and valleys") is the cerebrum pons cerebellum diencephalonHydrocephalous is medical condition that results from the imbalance in the rate of production and absortion of cerebrospinal fluid in central nervous system. Describe the Production, flow and absorption of Cerebrospinal Fluid in the central nervous system.Meningitis is an inflammation of the meninges that can have severe effects on neurological function. Why is an infection of meningitis type this structure is so dangerous?
- The structure that connects the cerebral hemispheres is the ______________.This question related to the topic of the brain There are several methods of treatment that are intended to correct some abnormalities that may occur as a result of injury, deficit, or other forms of disruption. So how does the neuron works, and how the brain and sensory systems communicate. If one were to choose a treatment, how would that particular treatment correct the issue? Some examples would be the spinal cord stimulator or the cochlear implant.The longitudinal fissure is a deep groove that separates the two cerebral hemispheres. True False
- A 40 year old male has just been diagnosed with amyotrophic lateral sclerosis, better known as Lou Gehrig’s Disease. A recent MRI has shown significant demyelination of the gracile nucleus of the dorsal columnar-medial lemniscal pathway. Describe the physiology of this pathway and discuss what neurological deficits this patient will experience due to his lesion.The autonomic nervous system has two parts that counterbalance each other; these are the_______________ and _______________ systems.Narcotic drugs are ____________ that ____________ thecentral nervous system.
- QUESTION 5 Identify the indicated part of the brain. cerebral aqueduct 3rd ventricle lateral ventricle 4th ventricleNarcolepsy is thought to occur from dysfunction of neurons located in the hypothalamus hippocampus thalamus amygdalaThe medulla oblongata is one of the smallest sections of the brain. Why can damage to it cause death, when similar damage in the cerebrum might go unnoticed?