In a combination of excitatory or inhibitory synaptic connections the following is true it is poorly exemplified by the stretch reflex during a knee jerk in the stretch reflex circuit the biceps or flexor muscle gets activated in the stretch reflex circuit the quadriceps or extensor muscle gets activated an inhibitory interneuron inhibits the flexor motor neuron an inhibitory interneuron inhibits the extensor motor neuron motor neuron

Q: True/False: In a polysynaptic reflex, a sensory neuron synapses directly with a motor neuron.

A: A reflex, or reflex activity, is a compulsory and almost immediate movement because of a stimulus. A…

Q: Increasing the amount of action potentials that arrive at the presynaptic terminal will: (Can pick…

A: An action potential is generated when there are a rapid rise and fall of membrane potential across…

Q: Which leukocyte would likely be elevated in a patient who has a tapeworm? Explain your reasoning.

A: White blood cells, also termed as leukocytes, are the immune system cells that protect the body from…

Q: If the membrane potential at the axon hillock becomes subthreshold, an action potential will be…

A: The region of the neuron from which the axon develops is known as axon hillock, and this region is…

Q: Temporal summation refers to: summation of action potentials in the temporal cortex. summation of…

A: IntroductionThe process of summing, which encompasses both spatial and temporal summation, decides…

Q: Start by giving one, detailed sentence that describes the figures below. Then tell me what is…

A: An action potential is a characteristic pattern of quick rise and subsequent decline in voltage or…

Q: In the knee jerk, contraction of quadriceps is accompanied by relaxation of the opposing flexor…

A: A reflex action is an automatic and almost instantaneous reaction in response to a trigger. When an…

Q: n Neurology, please explain the relationship between suprathreshold depolarization and induced…

A: Neurons communicate with each other via electrical events called action potentials and chemical…

Q: From the time an action potential reaches the axon terminal of a motor neuron until cross bridge…

A: Muscle contraction happens when the sarcomeres are shortened, when the thick and thin fibers slip…

Q: An autonomic neuroeffector junction Has the same structure as a somatic motor neuroeffector…

A: Neuroeffector junction is a site where a motor neuron releases a neurotransmitter to affect a…

Q: Which of the following are essential components of a basic reflex arc? Select all that apply. At…

A: A reflex action can be referred to as an involuntary, instantaneous movement produced in response to…

Q: If a somatic motor neuron fires an action potential, then ________.     acetylcholinesterase is the…

A: Somatic motor neurons originate in the central nervous system. The somatic motor division sends…

Q: Intro to Neuroscience College Describe the papez circuit at the college level of an introduction to…

A: One of the key concepts we will encounter is the Papez circuit. This neural circuit, proposed by…

Q: dentify the inhibitory neurotransmitter which opens chloride ion channels. gamma amino butyric acid…

A: Neurotransmitters are referred to as the body's chemical messengers. They are the molecules used by…

Q: Somatic sensory and somatic motor information are propagated via specialized neurons. If you dip…

A: Neurons(nerve cells) are defined as the basic functional units of the brain and spinal cord where…

Q: which of the following is a characteristic of both somatic and autonomic motor pathways? nicotonic…

A: The nervous system is responsible for running specialized mechanisms to maintain the body's…

Q: Indicate which gate is responsible for halting the rising phase of the action potential.  1- Na+…

A: Action potentials are the electrical impulses that are responsible for transmitting information…

Q: These neurons belongs to the CNS: (More than one possible choice)     A neuron in the brain     A…

A: Neurons in the nervous system are the brain's fundamental functioning unit, a specialized cell that…

Q: Accurately label the components of a reflex arc on this example. Efferent nerve fiber Reset Zoom…

A: Nervous system controls and integrates different body parts.  Reflex action is an involuntary action…

Q: In the autonomic nervous system, the lower motor neurons directly innervate effector organs.…

A: The correct statement is:The lower motor neurons directly innervate effector organs.

Q: Picking up a very hot cup of coffee can best be described as what type of motor control?     Open…

A: Motor neuron inspires the concept that there may be simplest one sort of neuron that conducts…

Q: Describe how different post-synaptic potentials can be summated on a single neuron to determine if…

A: Synapse is a junction that mediates information transfer from one neuron to another neuron or an…

Q: Which of the following statements best defines temporal summation?     a single pre-synaptic…

A: Firing of action potential may occur in two ways - temporal summation and spatial summation.…

Q: What effect would you expect an antagonist that targets the voltage sensing domain of perisynaptic…

A: Introduction  A neuron is a specialized cell that is the fundamental unit of the nervous system. It…

Q: Number the events of a reflex arc from 1 (first event) to 5 (last event). CNS sends output via…

A: A reflex is an unlearned, rapid, involuntary, and predictable response. A reflex arc is a neural…

Q: During the patellar reflex, you measure voltage change in the flexor muscle motor neuron cell body…

A: The L2, L3, and L4 spinal cord segments are tested by the patellar reflex, also known as the knee…

Q: An action potential has reached the axon terminal of a presynaptic cell. As a result of the action…

A: An action potential can be defined as a short-term change that can be observed in electrical…

Q: Which statement is false? O The muscle spindle forms a monosynaptic connection with the alpha motor…

A: A muscle spindle consists of various different  muscle fibers (intrafusal fibers) that are…

Q: Which is the most likely outcome? ✓ [Choose ] Both interneurons fire action potentials The…

A: These are the types of Graded Potential. EPSPs are excitatory signals which causes depolarisation of…

Q: Suppose you are provided with an isolated nerve-muscle preparation in order to study synaptic…

A: Neurons are the components of the nervous system that are responsible for the generation and…

Q: Which of the following statements regarding the motor end plate in the somatic motor division of the…

A: The preganglionic nerve fibres synapse with the post synaptic membrane of the muscle sarcomere at…

Q: When the γ-motor neuron discharge to a muscle decreases, it causes :-a- increased muscle spindle…

A: The nervous system plays a major role in transmitting the reflexes from the tissues to the brain.…

Q: Summation means that a post-synaptic neuron only has an action potential if:     there are no…

A: The neurons have the capability of generating and transmitting electrical impulses throughout the…

Q: The neurotransmitter released by the presynaptic membrane (axon knob) for skeletal muscle…

A: Neurotransmitters are the chemical messengers which are secreted by the axon terminals for…

Q: The corticospinal pathway is involved in: Activating skeletal muscle Activating smooth muscle…

A: The corticospinal pathway is the motor pathway that transmits efferent (motor) information from the…