What does cyanide inhibit Study guides, Class notes & Summaries

What neurotransmitter stimulates release of epinephrine from adrenal medulla? - Answer- acetylcholine What is a metabolite if epinephrine that suggests epi-secreting carcinoma? What is another assoc symptom? - Answer- metanephrine; assoc with HBP What does acetazolamide (carbonic anhydrase ib) treat? - Answer- glaucoma, epilepsy, altitude sickness, congestive heart failure can cause dehydration Sickle cell anemia is due to... - Answer- pt mutation of Glu -> val What is a major ne...

Alkaptonuria correct answersAbsence of homogentisate oxidase - arthritis - discolored sclerae and other areas (ear cartilage) - Dark urine - spinal disc degeneration and dense calcifications possible What is the cause of "bitter almond" breath? correct answersCyanide poisoning What does cyanide inhibit? correct answersCytocrhome oxidase in the ETC What is the treatment for cyanide poisoning? correct answersAmyl nitrate (oxidizes hemoglobin to methemoglobin, which strongly binds ...

What does Rotenone and amytal do? correct answer: Inhibit electron flow from complex I to CoQ What does antimycin A do? correct answer: blocks complex III What does Cyanide, azide and Co do? correct answer: Inhibit complex IV what does oligomycin do? correct answer: inhibits ATP synthase, by binding to c subunit of ATP synthase blocking the flow of protons What are uncouplers? correct answer: disconnect ATP synthesis from electron flow, have ability to transport protons across i...

What is PPE? - ANSWER Personal Protective Equipment If blood or body fluid is present and is subject to "splashing", what type of PPE should you wear? - ANSWER Gloves, a standard surgical mask, eye protection, and gown If large amounts of body fluids are present, what should you do? - ANSWER Wear a gown and double gloves What are three things that you should always do to protect yourself from disease transmission? - ANSWER Wear vinyl or letex gloves, assume every patient is potentiall...

NBME CBSE TEST BANK 2023, COMPLETE VERIFIED SOLUTION WITH CORRECT ANSWERS Type II pneumocytes surfactant (lecithin) Proliferate after injury Type I progenitors Neonatal Respiratory Distress Syndrome Polio live v killed vaccine Killed = Salk = IgG Live = Sabin = IgG + IgA - can be shed in feces Neonatal Respiratory Distress: Etiology + Tx Maternal DM (high insulin) or C-section (low cortisol) TX: dexamethasone before birth Lung maturity determined with Amniocentesis of Phospho...

NAVLE TEST ALL QUESTIONS WITH ANSWERS Treatment of Stringhalt - ANSWER- Tenectomy of the *lateral extensor tendon* Which toxin causes SLUD signs in horses: Salivation, Lacrimation, Urination, Defecation, bradycardia - ANSWER- -Organophosphates: used in insecticides -Inhibit acetylcholinesterase, causing accumulation of ACh at postsynaptic receptors -Tx: atropine, but the antidote is *pralidoxime* chloride Plants that lead to cyanide poisoning - ANSWER- *Chokecherry* (Prunus sp) *Hydran...

Explain Pharmacokinetics - ANSWER The study of how drugs are moved through the body and are encompassed in mechanisms of: Absorption Distribution Metabolism Excretion Think Kinetic (movement) Pharmacodynamics - ANSWER study of the biochemical and physiologic effects of drugs on the body Think Dynamic (change) majority of drugs either (a) mimic or inhibit normal physiological/biochemical processes or inhibit pathological processes in animals or (b) inhibit vital processes o...

NAVLE TEST ALL QUESTIONS WITH ANSWERS Treatment of Stringhalt - ANSWER- Tenectomy of the *lateral extensor tendon* Which toxin causes SLUD signs in horses: Salivation, Lacrimation, Urination, Defecation, bradycardia - ANSWER- -Organophosphates: used in insecticides -Inhibit acetylcholinesterase, causing accumulation of ACh at postsynaptic receptors -Tx: atropine, but the antidote is *pralidoxime* chloride Plants that lead to cyanide poisoning - ANSWER- *Chokecherry* (Prunus sp) *Hydran...

USMLE STEP 1 Pharmacology Final Exam Review USMLE STEP 1 Pharmacology Final Exam Review What are the major functions of the α1 receptor? Increase vascular smooth muscle contraction, increase pupillary dilator muscle contraction (mydriasis), increase intestinal and bladder sphincter muscle contraction What are the major functions of the α2 receptor? Decrease sympathetic outflow, decrease insulin release, decrease lipolysis, increase platelet aggregation, decrease aqueous humor producti...

ATI PHARMACOLOGY AND THE NURSING PROCESS ANTIDIABETIC DRUGS The following questions refer to topics on Insulin 1. The nurse is administering lispro insulin and should keep in mind that this insulin will have an effect within which time frame? A. 15 mins B. 1 hour C. 80 minutes D. 3 hours 2. When teaching about hypoglycemia, the nurse should make sure that the patient is aware of early signs of hypoglycemia including A. hypothermia and seizures B. nausea and diarrhea C....