Troponin t - Study guides, Class notes & Summaries

BKAT Test Study Guide with complete solutions. What to do first if patient has chest pain. ️ Rest! ECG changes in an acute MI ️ ST elevation in 2 or more contiguous leads. Ischemia d/t full thickness loss of muscle. EMERGENCY. Inferior leads ️ II, III, aVF. RCA occlusion. Septal leads ️ V1 & V2. Anterior leads ️ V1 - V4. LAD lesion. Lateral leads ️ V5, V6, I, and aVL. Circumflex lesion. Cardiac enzymes ️ Troponins, CK-MB, and CK Changes in CK ️ Rise: 3-6 hours Peak: 24...

Which of the following actions is the first priority of care for a pt exhibiting signs & symptoms of coronary artery disease? 1. Decrease anxiety 2. Enhance myocardial oxygenation 3. Administer sublingual nitroglycerin 4. Educate the pt about his symptoms - ANSWER2. Enhancing myocardial oxygenation is always the first priority when a pt exhibits signs or symptoms of cardiac compromise. W/out adequate oxygenation, the myocardium suffers damage. Sublingual nitroglycerin is administered to trea...

Kin 1A03 McMaster Final Exam Review UPDATED ACTUAL Exam Questions and CORRECT Answers excitation-contraction coupling - CORRECT ANSWER- AP from NS turns into muscle contraction -MAP propagated along sarcolemma into t-tubules -Ca+ channels in SR open and release into sarcoplasm -Ca+ binds to troponin and tropomyosin detaches -X bridge forms myofibril - CORRECT ANSWER- entire muscles length - series of sarcomeres

PHYS 506 Anatomy and Physiology Muscle Histology MCQs Answers 2023/24 Muscle Histology 1. Skeletal and cardiac muscle, which are both striated, at resting length contain an A band in each sarcomere. This A band contains: (A)Essentially all the contractile protein myosin, but no actin (B) Essentially all the contractile protein actin, but no myosin (C) Essentially all the myosin, plus some actin (D)Essentially all the actin, plus some myosin (E) Troponin and tropomyosin, but no actin Ans...

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

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...

6 steps of rhythm analysis: - determine is regular, calculate rate, elavatute P and QRS, measure PS, measure QRS, interpret rhythm. ACS (acute coronary syndrome) - a spectrum of clinical disorders caused by ischemic heart disease including: -STEMI, most vunerable -nonSTEMI: -UA, unstable angina -syndromes that may present when MI occurs, ranging from unstable angina to acute MI: common ER admission -any ACS=admit to hospital to run labs. ACS process - CAD is caused by atherosclerosis c...

RCIS EXAM QUESTIONS WITH VERIFIED ANSWERS Creatinine >1.5 mg/dL Kidney function A chemical waste molecule from muscle metabolism. Produced from creatine the energy in muscles and filtered by kidneys. High levels warn kidney failure BUN 7-22 mg/dL Blood, Urea, Nitrates Kidney function >30 = CHF, shock < 3 = Liver failure Platelet Count 150,00-450,000 /mcL (micro liters) Hep B Most contagious than HC, HA, HIV OSHA Occupational Safety and Health Admin - gove...

ESS 345 - EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED smooth muscle - Fibers; non-striated, spindle-shaped, unnucleated. - Involuntary, usually covering walls of internal organs. skeletal muscle - Fibers; striated, tubular, multi nucleated. - Voluntary, usually attached to skeleton. cardiac muscle - Fibers; striated, branched and unnucleated. - Involuntary, only covering walls of the heart. epimysium - Outer layer - Connective tissue surrounding muscle perimysiu...

ATI Med-Surg Cardiovascular Exam Questions and Answers Troponin T <0.2 ng/mL elevation detectable after MI 3-5 hrs Troponin I <0.03 ng/mL elevation detectable after MI 3 hrs Myoglobin <90 mcg/L elevation detectable after MI 2 hrs Echocardiogram ultrasound of the heart indications: cardiomyopathy heart failure angina MI lay on LEFT side during procedure, takes 1 hr Stress Testing measures workload of the heart and how it tolerates "stress" indication...