Acetylcholine ach - Study guides, Class notes & Summaries

NR 546 Midterm Exam 2023/2024 Questions AND Answers Update A+ What should the PMHNP consider when prescribing chemical restraints? - Answer-- allergy status -prior med hx for adverse drug reactions r/t the meds ordered in the chemical restraint -state regulations regarding chemical restrains must be reviewed Are the PMHNP and other staff liable if the client has an allergic reaction or adverse side effects to the drugs used for chemical restraint? - Answer-No. The client has been court-...

1. Which branching structures carry information toward the cell body of a neuron? a. Synapses b. Axons c. Dendrites d. Nodes of Ranvier ANS: C 2. What is the name of the enzyme that destroys acetylcholine? a. Dopamine b. ACh c. Acetylcholinesterase d. Norepinephrine ANS: C 3. What term describes the hopping of the action potential (nerve impulse) along the axon from one node (of Ranvier) to the next? a. Myelination b. Depolarization c. Saltatory conduction d. Repolarization ANS:...

Final Exam: NR566/ NR 566 Advanced Pharmacology for Care of the Family Complete Guide – (Weeks 5-8) - (Latest Update 2024/ 2025) - Questions and Verified Answers| 100% Correct |Grade A – Chamberlain Q: What is the mechanism of action of Rivastigmine (Exelon)? mild to moder- ate dementia (memory loss and mental changes) associated with Alzheimer's disease or Parkinson's disease Answer: acts centrally for both acetylcholinesterase and butyrylcholinesterase, thereby potentially increa...

NSCA-CSCS Exam: End of Chapter; Questions & Answers 100% Solved Which of the following substances regulates muscle actions? a. Potassium b. Calcium c. Troponin d. Tropomyosin Answer-b. Calcium Which of the following substances acts at the neuromuscular junction to excite the muscle fibers of a motor unit? a. Acetylcholine (ACH) b. ATP c. Creatine Phosphate d. Serotonin Answer-a. Acetylcholine (ACH)

What is the synaptic knob? Swollen end of nerve fiber at each synapse. What is the first step of contraction? The enzyme ATPase hydrolyzes ATP, the energy released activates the head and "cocks" into a high energy position. Keeps ADP and phosphate group bound to it. Describe stability. Prevents unwanted movements, there are some muscles known as the antigravity muscles that fight against gravity that help us not fall over or slump. What important enzyme does the basal lamina...

Which of the following substances regulates muscle actions? a. Potassium b. Calcium c. Troponin d. Tropomyosin - correct answer b. Calcium Which of the following substances acts at the neuromuscular junction to excite the muscle fibers of a motor unit? a. Acetylcholine (ACH) b. ATP c. Creatine Phosphate d. Serotonin - correct answer a. Acetylcholine (ACH) When throwing a baseball, an athlete's arm is rapidly stretched just before throwing the ball. Which of the following s...

Insertion bony attachment to mobile end of muscle Anatomical position person stands erect w/ feet flat on floor and arms at sides. Palms, eyes, and face forward prime mover agonist, muscle that provides most of the force during a joint action brachialis in arm flexion rigor mortis hardening of muscles and stiffening of body beginning 3-4 hours after death synergist muscle that aids the prime mover, stabilizes the nearby joint, modifies the direction of movement biceps bra...

What are cholinergic receptors? What happens if you stimulate them or suppress them? correct answer A certain type of neuron whose molecular structure responds specifically to Acetylcholine Two types 1. Muscarinic & Nicotinic -Muscarinic: Stimulate: bradycardia, constriction of bronchi, increase sweating/salivation/gastric acid, contraction of bladder muscles, relaxation of sphincter, increases GI movement -Muscarinic: Suppress: tachycardia, decrease secretions, relax bronchi, relax bladder...

Which of the following substances regulates muscle actions? a. Potassium b. Calcium c. Troponin d. Tropomyosin - Answer b. Calcium Which of the following substances acts at the neuromuscular junction to excite the muscle fibers of a motor unit? a. Acetylcholine (ACH) b. ATP c. Creatine Phosphate d. Serotonin - Answer a. Acetylcholine (ACH) When throwing a baseball, an athlete's arm is rapidly stretched just before throwing the ball. Which of the following structures detect...

1. Which of the following tissues is always avascular? A) connective tissue D) epithelial tissue B) muscle tissue E) nervous tissue C) skeletal tissue Ans:  D Difficulty:  Medium 2. A scientist who examines tissue changes that might indicate disease is called a A) histologist. D) epidemologist B) radiologist. E) endocrinologist. C) pathologist. Ans:  C Difficulty:  Easy 3. The tissue lining body cavities is A) epithelial tissue. D) m...