Which receptor is an adrenergic receptor that results in broncodialation when activated by agonist? a. M2 b. Beta 1 c. Beta 2 d. Alpha 1

Q: When ethanol binds to glutamate receptors it operates as a receptor ______________________ and…

A: Introduction :  A chemical that mimics the behaviour of another drug and triggers an action os known…

Q: If you were to develop a rare condition in which you were not able to remember to be afraid of…

A: Brain can be defined as the soft organ of the body made up of nervous tissue and is secured in the…

Q: Which brain structure relays incoming sensory information? a. thalamus c. reticular formation b.…

A: Brain is the central or the important organ of the CNS or central nervous system. CNS mainly…

Q: Which neurotransmitter is important in reward-basedlearning and drug addiction?a. ACh c. dopamineb.…

A: A neurotransmitter can be defined as a chemical messenger, transmitting the messages from a nerve…

Q: glutamate release from rods stimulates the retinal ganglion cells   B. glutamate release from rods…

A: Retinal Ganglion cells A retinal ganglion cell (RGC) is a kind of neuron. In the eye, it is situated…

Q: When do the posterior parietal cortex, premotor cortex, and supplementary motor cortex become most…

A: Voluntary movements need the participation of the fourth and third levels of hierarchy, the…

Q: Axons from which neuron in the retina make up the optic nerve? a. amacrine cells b. photoreceptors…

A: The transmission of visual signals can be defined as the sequence of events that helps detect and…

Q: MRI of a 36-year-old woman in a car collison indicates a lesion in the flocculonadular lobe. Which…

A: The flocculonodular lobe is a lobe of the cerebellum consisting of the module and the thin…

Q: The drug Rohypnol ("roofies") acts as a sedative. What is the mechanism by which roofies act in the…

A: Rohypnol (roofies) is also known as Flunitrazepam is a benzodiazepine drug that used for the…

Q: Which cranial nerve does not control functions in the head and neck? a. olfactory b. trochlear c.…

A: The cranial nerves are a set of 12 paired nerves that come directly from the brain. The first two…

Q: Select ALL statements that are TRUE regarding a drug that would inactivate the enzyme…

A: A drug that inactivates the enzyme called acetylcholinesterase is known as Acetylcholinesterase…

Q: Which event listed above is the point at which myasthenia gravis interrupts the process? A. Nerve…

A: A neuron is the structural and functional unit of the nervous system. It helps in the transmission…

Q: Which type of drug would be an antidote to atropine poisoning?a. nicotinic agonistb.…

A: Substance that is used to counteract the poisoning effect is called an antidote. Thus antidote…

Q: Which of the following produces IPSP? A. GABA acting on GABAA receptors B. Glutamate acting on AMPA…

A: IPSP or inhibitory postsynaptic potential is a type of potential that prevents the generation of the…

Q: Which is FALSE about narcoleptics?   A. Patients experience REM-like paralysis during waking.…

A: Narcolepsy is characterized by the following 5 main symptoms (Cataplexy, Hallucinations, Excessive…

Q: Deficits in which brain region is thought to be associated with age-related increases in false…

A: False memories include distorting features of events and situations or recalling facts and memories…

Q: Neurologist consulted an elderly patient with complaints about the difficulty of the neck movements,…

A: The patient mentioned above has been experiencing difficulty in the neck movements, numbness and…

Q: Which of the following changes to an action potential indicates a larger stimulus?  a. Increased…

A: Action potential takes place when the membrane potential of a particular cell location increase and…

Q: GABA and glutamate usually have excitatory effects. a. True b. False

A: The question is asking whether both GABA (gamma-aminobutyric acid) and glutamate typically have…

Q: ADHD is associated with reduced or impaired A.  Theory of mind B.  Dopamine activity C.…

A: ADHD stands for attention deficit hyperactivity disorder. This is characterized by excessive…

Q: Which nerve is responsible for taste, as well as salivation, in the anterior oral cavity? a. facial…

A: Cranial nerves arise from the cerebrum and the brainstem and control specific sensory or motor…

Q: When do neural discharges in the brain have their strongest effect? a. When the discharge rate of…

A: Introduction: The basic unit of communication in the nervous system is the nerve cell (neuron). Each…

Q: medications are often used to treat patients with ADHD. a. Tranquilizer b. Antibiotic c. Stimulant…

A: It appears that you meant to ask about ADHD (Attention-Deficit/Hyperactivity Disorder). ADHD is a…

Q: According to Sherrington, why do the extensor muscles of a leg relax when the flexor muscles…

A: Muscles are the organs of the muscular system and it can be classified into three types based on…

Q: Which type of anxiolytic medication operates on GABA receptors to inhibit ANS activation, but comes…

A: Anxiolytics medications are the medications which is used to  treat or for prevention of anxiety…

Q: The eye doctor uses an Acetylcholine-receptor blocker to maximally dilate the pupils; this allows…

A: Autonomic nervous system has two divisions - sympathetic and para sympathetic nervous system.…

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: Which of the following treatments for glaucoma has been shown to increase the duration of action of…

A: The correct option is A.

Q: drug antagonist

A: Chemical substances that when ingested induce physiological or psychological changes in an organism…

Q: Sympathetic stimulation to lung tissue A. Causes activation of beta2 receptors which contract…

A: Sympathetic nerve stimulation produced an active increase in vascular resistance in the pulmonary…