A patient accidentally touches a hot stove, but they made no response to let go of the stove.  They said they felt the heat of the stove and processed that it was hot but could not move their hand away from the stove. What excitable cell is possibly damaged for this patient? A) Group of answer choices B) Afferent neurons C) Interneurons D) Efferent neurons E) A & B A & C

Q: How are the parallel fibers arranged relative to one another and to the Purkinje cells?

A: Brain is the master of the body. It is nearly three pounds in weight. It regulates the whole body.…

Q: The initial rise in the membrane potential of an axon upon stimulation is called the...........…

A: MEMBRANE POTENTIAL: Membrane potential is difference between potentials of inner side and the…

Q: The main branches of an axon are called ___________. A) telodendria B) axon hillocks C) axon…

A: The neuron is the basic structure and functional unit of the brain. Nerve cells are specially-abled…

Q: Subject: Neurophysiology  Many people thought that the inwardly rectifying K+ channel allows K to…

A: Movement of ions through specific ion channels in the membranes of specialized cells like the…

Q: If blood pressure was to drop, how is the signal transmitted to the central nervous system?   a)…

A: Introduction Blood pressure is the pressure of blood pushing against the walls of our arteries. Our…

Q: neuron

A: An action potential is triggered by a graded potential that causes the membrane to depolarize until…

Q: The approximate protein:lipid ratio in the plasma membrane of a myelin cell is: a) 1:10 b) 3:1 c)…

A: Ans - The approximate protein:lipid ratio in the plasma membrane of a myelin cell is 1:4. (a)  #…

Q: What would be the effect of damage to the afferent division of the PNS?

A: The nervous system is divided into two major regions: the central and peripheral nervous systems.…

Q: if a drug blocked the receptor of epinephrine/nonrepinepherine on the heart, which would occur?

A: There is a lot of overlap between epinephrine and norepinephrine. Catecholamines are a tiny but…

Q: the two immune cells that are temporarily regulated in a peripheral injury response by CNS

A: Answer: The nerve cell body itself reacts to axonal injury in a predictable fashion. Within 6 hours…

Q: Why should medical professionals never guarantee an outcome with nervous tissue injuries?

A: Nervous tissue is one of the four classes of tissues in the body. Nervous tissue is the term used…

Q: Which CNS neuroglia function as phagocytes?

A: The immune system protects the body against the attack from the external pathogens invading the…

Q: One mechanism underlying the anesthesia is opening increase numbers of potassium leak channels.…

A: Anesthesia refers to the induced state of a person in which the sensation is temporarily lost. It…

Q: Please explain in a detailed paragraph explaining how Multiple Sclerosis affects neurons

A: Nervous system comprises of two types of nervous systems, that is: Central nervous system…

Q: Knocking out which cell type(s) would decrease direct input on Purkinje cells? (Select all that…

A: Purkinje cells:Purkinje cells are neurons also known as Purkinje neurons. These cells are found in…

Q: Give 3 funtions of astrocytes?

A: Astrocytes Astrocytes are a special type of glial cell present in the nervous system. As the name…

Q: Describe the formation of myelin sheath in 8-10 sentences, 100 words minimum.

A: The nervous system is involved in transmission of electrical impulses throughout the body. Neurons…

Q: The follwoing location is the sponal nerve: select one: a b c d e f g h

A: The spinal cord extends from the base of the brain through a large opening in the skull called the…

Q: Why do Schwann cells insulate nerves?

A: Answer : researches have proven that Schwann cells in the peripheral frightened device ordinarily…

Q: Distinguish between oligodendrocytes and Schwann cells

A: Myelin promotes fast, efficient nerve conduction.Myelin also act as the source of plasticity in…

Q: What class of chemicals prevents apoptosis in the sympathetic nervous system?

A: Apoptosis is the programmed cell death in multicellular organism, there are some biochemical process…

Q: 16) In what situation would a beta blocker be INDICATED? A) Hypertension B) Hypotension C)…

A: Beta blockers are the class of drug that are used in the case of arrhythmia, chest pain, heart…

Q: myelination of an axon is decreases the speed of actio potential. a) true  b) false

A: The myelinated axon can be compared to an electrical wire (the axon) with protecting material…

Q: What is the function of the two different areas of the brain affected in these two different cases…

A: The two different areas of the brain affected in these two cases of stroke play distinct roles,…

Q: If a heart lacked gap junctions, an organ-level contraction would occur.True/False

A: Cardiac muscles are the striated, involuntary, and branch muscles with a characteristic feature of…

Q: Which statement regarding neurotransmission through myelinated and unmyelinated neurons is true?…

A: Myelin sheath is modified plasma membrane that wraps around nerve axon and acts as insulator. The…

Q: When giving decongestants, the nurse must remember that these drugs have…

A: A type of medicine that can provide short-term relief for a blocked or stuffy nose is known as…

Q: Name and describe six types of neuroglia.

A: Neuroglia: Neuroglia is defined as the cells that are in the central nervous system and peripheral…

Q: Name the six types of cells that aid neurons, and state their respective functions.

A: We can say that Nervous and supporting cells are known as neuroglia make up nervous tissue. Glial…

Q: What do you mean by astrocytes?

A: The nervous system is made up of two groups of cells, glial cells and neurons. Glial cells work to…

Q: For a patient with suspected stroke, what is the critical time window for thrombolytic therapy…

A: Medications known as thrombolytics, also referred to as clot busters, are used in thrombolytic…

Q: 15) Which of the following is a CONTRAINDICATION to sodium channel blocker administration? A)…

A: Introduction:-  Sodium channel blockers block the sodium channels and are used in various body…

Q: 24) a neuron that has as its primary function the job of connecting other neurons is called a(n)?…

A: The Neurons are data messengers. They utilize electrical driving forces and chemical signs to…

Q: Calcium ions a)Help control the membrane threshold voltage. b)Reduce axon permeability to Na+.…

A: sensory input-afferent information travels from the outside environment to brain environment.

Q: The concentration of ions in the chemical environment surrounding the neurons must be tightly…

A: Neurons are the basic structural unit of the nervous system. The concentration around neurons has to…

Q: While downhill skiing, Jerry lost control and appeared to hit into a tree, chest first. The ski…

A: CYANOSIS- It is a blue colouration of skin and mucous due to insuffecient oxygen and more carbon di…

Q: 2) When Epinephrine binds to alpha and beta receptor sites in the body, it causes a reaction…

A: The injection of epinephrine is used to treat severe allergic responses (including anaphylaxis) to…

Q: You have a terrible dream that you have awakened three hours late for the final exam.  You rush to…

A: During the dream, while sleeping, the nerve pathways present in the brain will become active, and…

Q: Which of the following occurs at this point of the membrane potential (marked by the black arrow) in…

A: There are 4 phases of cardiac conduction. Phase 0 is the depolarization state where the sodium…