Presynaptic inhibition - Study guides, Class notes & Summaries

PCOL824 Exam 5 Vaillancourt with Complete Solutions What are sympathomimetic drugs? - Answer-drugs that mimic the actions of the sympathetic nervous system What are direct sympathomimetic drugs? - Answer-drugs that interact with and activate adrenoreceptors What are indirect sympathomimetic drugs? - Answer-the activity depends on endogenous catecholamines What are examples of indirect sympathomimetic drugs? - Answer--displacement of stored catecholamines from adrenergic nerve endings...

GABA dec correct answer: Anxiety Dopamine dec. and Acetylcholine dec correct answer: Parkinson disease Serotonin dec or Norepinephrine dec. correct answer: Depression Acetylcholine dec correct answer: Memory loss Dopamine Inc. correct answer: Schizophrenia Drug Classification: Block the level of dopamine in the body correct answer: Antipsychotics Drug Classification: Increase the level of GABA in the body correct answer: Antianxiety Drug Classification: Increase...

What is the neurotransmitter that is associated with pain, memory, and mood and is considered to have calming effects? correct answer: Gamma-aminobutyric acid (GABA) What medication classification is considered the most commonly used anti-anxiety agents called? correct answer: benzodiazepines Benzodiazepines effect the main neurotransmitter called: correct answer: potentiate GABA Name some common benzodiazepine medicatios used to treat anxiety correct answer: diazepam (Valium) clon...

PSB 4002: 2023 Final Exam Study Guide with 100% Verified Questions and Answers Neuron - CORRECT ANSWER A cell that conveys information through the body. Axon - CORRECT ANSWER A threadlike extension of a neuron that carries nerve impulses away from the cell body. Dendrites - CORRECT ANSWER Branchlike parts of a neuron that are specialized to receive information. Polarization - CORRECT ANSWER The process through which electrons are attracted to or repelled by an external electric field...

GMS 6510 Homework Questions and Answers with Verified Solutions Which term refers to the vegetative portion of a cannabis plant from a strain containing low levels of THC? Hemp In what year did marijuana become outlawed at the federal level for all uses? 1971 Which cannabinoids are psychoactive? Select all that apply. ∆9-THC Drugs that increase the expression of which class of drug metabolizing enzymes would be expected to decrease the half-life of THC in the body of users? CYPs...

LIFSCI 7B XL - Animation: Reading Phylogenies Copy Questions and Answers Rated A+ What is the role of the axon hillock in neural signaling? The axon hillock integrates incoming signals and determines whether to initiate an action potential. How does myelination affect the speed of action potential propagation along an axon? Myelination increases the speed of action potential conduction by enabling saltatory conduction, where the signal jumps between nodes of Ranvier. Why do vo...

What structure runs from Z line to Z line? - Answer-Sarcomere The movement of the troponin-tropomyosin complex requires _______ - Answer-Ca2+. The actin filament is a polymer formed from 300 to 400 globular subunits called ______ - Answer-Gactin. A myofilament is the _________. - Answer-Protein strand composed of actin or myosin T tubules ________. - Answer-Conduct action potentials deep into the muscle cell A drug that interferes with the active transport of calcium ions from the sarcoplas...

CRNA interview Questions and Answers 100% Solved where are alpha 1 receptors located ️️vascular smooth muscle where are alpha 2 receptors located ️️presynaptic nerve terminals effects of alpha 1 agonism ️️vasoconstriction, increased svr, increased bp effects of alpha 2 agonism ️️inhibition of norepinephrine release How does dexmedetomidine work? ️️alpha 2 agonism ( blocking release of norepinephrine in brain and spinal cord) Effects of dexmedetomidine ️️analgesi...

Pharmacology: Antidepressants Questions and Answers Already Passed **How do antidepressants generally function?** Antidepressant medications work by enhancing neurotransmission of monoamines through various mechanisms. The most common involves inhibiting the reuptake of serotonin (SERT), norepinephrine (NET), or both from the synaptic cleft. **Identify the MAO inhibitors.** • Isocarboxazid (a hydrazine derivative) • Phenelzine (a hydrazine derivative) • Tranylcypromine (a no...

Vertebral artery - correct answer-Katy is experiencing visual disturbances due to reduced oxygen levels in her occipital lobe. Her physician believes they are most likely the result of a blood clot that is obstructing her: Accessory (Spinal Accessory) - correct answer-Which of the following cranial nerves is exclusively MOTOR? Pia mater - correct answer-While doing a tumor biopsy, a neurosurgeon's probe passes through the meningeal layer that contains CSF. The next structure to be encount...