Myocyte - Study guides, Class notes & Summaries

NR571/ NR 571 Midterm Exam (Latest 2024/ 2025 Update) Complex Diagnosis & Management in Acute Care Review| Questions and Verified Answers| 100% Correct |Grade A – Chamberlain Q: The AGACNP is called to see a patient who is ready for discharge after a carotid endarterectomy. The patient is altered and began complaining of new headache this morning. The current vital signs are as follows : heart rate (HR) 116 beats/min, blood pressure (BP) 170/90 mmHg, and temperature 99°F. What orders shou...

NSG 531 Rush Advanced Pharmacology: Exam 3 Questions With Correct Answers Latest Updated 2024/2025 / Graded A+. what is the difference between cardiac myocyte action potential and that of the CNS or ANS? - ANSWER nerve cell action potential is very short cardiac action potential is much longer they are longer to have adequate filling time in order to get a good contraction for a reasonable bolus of blood the only way this can happen is if the action potential is longer this will also mean ...

Myocyte - ANSWER Muscle cell Sarcolemma - ANSWER Plasma membrane of myocyte Sarcoplasm - ANSWER Cytoplasm of myocyte Myofibril - ANSWER Tightly packed filament bundles found within skeletal muscle fibers. Contractional unit of a muscle cell. Sarcoplasmic reticulum - ANSWER Site of calcium storage in a muscle cell. Surrounds the myofibrils Transverse tubules (T-tubule) - ANSWER Inward extensions of the sarcolemma that dive into the muscle fiber and surround each myofibril to form a...

Exam 2: BIO 202/ BIO202 (Latest 2024/ 2025 Update) Human Anatomy and Physiology II|| 100% Correct| Grade A (Verified Answers)- GCU Q: "partial obstruction of coronary blood flow can cause chest pain, pain caused by ischemia, often activity dependent"? Answer: Angina Pectoris Q: "Complete obstruction causes death of cardiac cells in affected area, pain or pressure in chest that often radiates down left arm"? Answer: Myocardial Infraction Q: "Vessels that ha...

Test Bank - Applied Pathophysiology for the Advanced Practice Nurse 1ST Edition Lucie By Dlugasch, Lachel Story | Complete 2023/2024. A 50-year-old man is having an acute myocardial infarction and will be administered recombinant tissue plasminogen activator (t-PA). The medication activates plasminogen in order to: A) decrease platelet adhesion. B) increase clotting time. C) promote fibrinolysis. D) promote coronary vasodilation. Ans: C Complexity: Easy Ahead: Hematopoietic System Subj...

Myocyte Muscle cell Sarcolemma Plasma membrane of myocyte Sarcoplasm Cytoplasm of myocyte Myofibril Tightly packed filament bundles found within skeletal muscle fibers. Contractional unit of a muscle cell. Sarcoplasmic reticulum Site of calcium storage in a muscle cell. Surrounds the myofibrils Transverse tubules (T-tubule) Inward extensions of the sarcolemma that dive into the muscle fiber and surround each myofibril to form a tunnel-like network within the muscle fiber Terminal cisternae...

USMLE STEP1 UWORLD NOTES- CVS Doxorubicin(anthracycline) mechanism of causing HF ? ANSWER IS - generate Fee radical, Early> sarcomere swelling. Late> "myofibril dropout" . cause Biventricular CHF and is cumulative toxicity What causes cellular swelling post MI ischemia ? ANSWER IS - Accumulation of Na and Ca in the cell due to pump failure percentage of libman-sacks of all SLE pts? ANSWER IS - 25%. vegis on both side of the valve after how many seconds of complete myocyte ischemi...

what are plaques that rupture called? (Ans- complicated plaques what happens when a plaque ruptures? (Ans- platelet adhesion, clotting cascade, rapid thrombus formation --> occlusion of vessel --> ischemia or infarction of vessel list the acute coronary syndromes (Ans- unstable angina, NSTEMI, STEMI what is an acute coronary syndrome? (Ans- sudden coronary obstruction caused by thrombus formation over arteriosclerotic plaque manifestations of unstable angina (Ans- -...

1. Myocyte Muscle cell 2. Sarcolemma Plasma membrane of myocyte 3. Sarcoplasm Cytoplasm of myocyte 4. Myofibril Tightly packed filament bundles found within skeletal muscle fibers. Contractional unit of a muscle cell. 5. Sarcoplasmic reticulum Site of calcium storage in a muscle cell. Surrounds the myofibrils 6. Transverse tubules (T-tubule) Inward extensions of the sarcolemma that dive into the muscle fiber and surround each myofibril to form a tunnel- like network within the musc...

Rush - Advanced Pharmacology - NSG 531 - Exam 3 Questions with Complete Solutions what is the difference between cardiac myocyte action potential and that of the CNS or ANS? - Correct Answer nerve cell action potential is very short cardiac action potential is much longer they are longer to have adequate filling time in order to get a good contraction for a reasonable bolus of blood the only way this can happen is if the action potential is longer this will also mean that the refractory per...