A reflex arc happens rapidly because the following neuron is skipped during the communication. a. sensory b. interneuron c. effector O d. motor

Q: Select the statement that best describes the organization of the somatosensory cortex. a. A…

A: The somatosensory cortex is a brain region that receives and processes sensory information from all…

Q: Which neurotransmitter is deficient and described as the main cause of  Parkinson's disease? Select…

A: The chemical substances responsible for the transmission of an impulse via a synapse are called…

Q: After someone has had a stroke, what kind of drug might be helpful, and which brain areas should…

A: KEY WORDS :- Stroke - It happens when blood supply to a particular area in brain got interrupted or…

Q: A synapse is basically the same thing as a neurotransmitter. a. True b. False

A: Neuron is the structural and functional unit of nervous system. Electrical signals are transmitted…

Q: If a pedestrian runs in front of your car and your eyes dart to the left to avoid hitting him, what…

A: The inferior temporal cortex is located at the inferior convexity of the temporal lobe in primates…

Q: Our nerve impulse travels from one neuron to the next in the form of. a. chemical signal b.…

A: Neuron  Neuron are the functional fundamental unite of peripheral and central nervous system.

Q: Another name for the axon of a neuron is:- a. nerve fiber. b. neurofibril. c. neurilemma. d.…

A: Answer- Neuron is the main cell of the nervous system that helps in conduction of nerve impulses or…

Q: What chemical is released by the axon terminals of amotor neuron at a neuromuscular junction?a. ACh…

A: A chemical synapse formed between a muscle cell and a motor neuron where a motor neuron transmits…

Q: The sympathetic nervous system that acts in the same manner as epinephrine (adrenaline) does the…

A: Epinephrine is also called adrenaline. It is a hormone secreted by the adrenal gland. It is released…

Q: Research by Steven Maier suggests that learned helplessness may be due to a higher-level region of…

A: Learned helplessness is behavior exhibited by a subject matter once enduring recurrent dislike…

Q: What evidence led Sherrington to conclude that transmission at a synapse is different from…

A: The communication between one neuron and the next differs from the communication along a single…

Q: Neurons that carry impulses toward effector organs and muscles are called a. motor neurons. b.…

A: The nervous system is the highly complex organ system in the body that transmits nerve impulses to…

Q: When you sit quietly on the couch and read, output from_____ neurons prevails. a. sympathetic b.…

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

Q: Which of the following is true of a reflex arc?   A. It may be comprisef of only an afferent and…

A: The reflex arc is a neurological and tactile system that controls a reflex (intermediate reaction to…

Q: Which of the following is/are found only in the PNS? a. Nerves b. Astrocytes с. Мyelin d. Lipofuscin…

A: Peripheral nervous system comprises all the nervous tissue outside the central nervous system. There…

Q: Which of the following is characteristic of psychoactive drugsa. They do not readily cross the…

A: Psychoactive drugs are administered to alter mood, consciousness, and also in treating pain. Intake…

Q: How are charges distributed in the nerve cell membrane when it is at rest? Select one: a. Inner side…

A: Nerve cells or neurons are electrically excitable cells that are distributed throughout the body. A…

Q: The strengthening of synaptic connections by repetition is called

A: Neurons are structural and functional properties of the nervous system. Neurons consist of the cell…

Q: In a single reflex arc involved in the knee-jerk reflex, how many synapses are activated within the…

A: Reflex is a fast, unplanned sequence of action in response to a stimulus. Nerve impulses propagating…

Q: Muscarinic cholinergic receptors always produce a stimulatory or excitatory response. A. True B.…

A: Muscarinic cholinergic receptors are part of the parasympathetic nervous system. These receptors are…

Q: Basic neuroscience of emotions states that a.There are two different routes to an emotional…

A: Affective neuroscience is the study of the neural mechanisms of emotion. This interdisciplinary…

Q: ILLUSTRATE the following and give their function: A. Cross Section of a Nerve B. Cross Section of…

A: The organ system which coordinates the behavior of a person and transports the signals between the…

Q: “bark” of the brain is made

A: The brain is a complex organ composed of various types of cells, including neurons and glial cells.…

Q: In the autonomic nervous system, AChEls will increase activity of the: a. parasympathetic activity…

A: AchEls are acetylcholinesterase inhibitors which inhibit the enzyme acetylcholinesterase from…

Q: Using cable theory to describe axon conduction would tell us a. the larger the diameter of the axon…

A: In an ion cascades, action potentials move along neuronal axons. Transmembrane pathways near the…

Q: A bundle of axons in the peripheral nervous system is called a: A. Neuron B. Ganglion C. Tract

A: Axons are long, slender projections of a nerve cell, or neuron, that conduct electrical impulses…

Q: What is a common neurotransmitter? A. Acetylcholine B. GABA C. Serotonin D. All of the above

A: Neurotransmitters:   These are endogenous chemicals. They are the chemical messenger that helps to…

Q: Dr. LeDoux's Emotional Pathways

A: No specific question has been asked to be answered so the first question has been answered here. If…

Q: Which structure transmits impulses towards the nerve cell body? Select one: a. Dendrite b. Axon C.…

A: The nervous system controls the activity of what takes place inside and outside the body. The way…

Q: Use this illustration to place these events in the order they occur during synaptic communication:…

A: The above image shows the transmission of nerve impulses across a synapse. A synapse is a small…

Q: Which of the following is characterized by prominent alpha waves (>50 percent)? A. Eyes open—wake…

A: In the electroencephalogram (EEG), alpha waves are used during a typical awake condition in which…

Q: Dreams occur during

A: Our sleep is known not to be homogeneous. The architecture of the sleep consists of 4 stages. Stage…

Q: Which of the following is/are found only in the PNS? a. Nerves b. Astrocytes c. Myelin d.…

A: Peripheral nervous system comprises all the nervous tissue outside the central nervous system (brain…

Q: An expanding tumor in the ventral posterior thalamus is most likely to injure what pathways in the…

A: The cerebral hemisphere's internal capsule is a component that is present in the white matter of the…

Q: The axons of myelinated neurons are imbedded in a protective covering of  A. Schwann cells  B. gray…

A: Nervous system is made up of interconnection among nerve cells . Each nerve cell has some basic…

Q: Glial cells send and receive information in the brain. a. True  b.False

A:

Q: When a vigorous pinch excited a dog’s flexor muscle, it decreased excitation of the extensor muscles…

A: In animals and in humans, the muscular system is responsible for producing movement. This system is…

Q: Neurotransmitters must pass from an axon terminal to the next dendrite by crossing a fluid-filled…

A: Neurons facilitate communication in the brain. A neuron is made up of dendrites (receives…

Q: Predict what would happen if the calcium ion channels in the axon terminal were blocked   a. It…

A: The message is transmitted across the nervous system in the form of nerve impulse. The neurons are…

Q: The reflex arc is the fastest way the body has to move a body part from danger or away from the…

A: A reflex or reflex action is an involuntary movement in response to a stimulus. It is made possible…