Myocyte Study guides, Class notes & Summaries
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Test Bank - Applied Pathophysiology for the Advanced Practice Nurse 1ST Edition Lucie By Dlugasch, Lachel Story | Complete 2023/2024
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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...
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BIOL 252 Exam 2 Correct Questions & Answers(RATED A)
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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...
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2024 USMLE STEP1 UWORLD NOTES- CVS
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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...
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Rush Advanced Pharmacology NSG 531 Exam 3 With Correct Answers
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Rush Advanced Pharmacology NSG 531 Exam 3 With Correct Answers...
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Rush - Advanced Pharmacology - NSG 531 - Exam 3 Questions with Complete Solutions
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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...
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BIO 252 EXAM 2 QUESTIONS AND CORRECT ANSWERS
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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...
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NBME Exam Questions & Answers 2024/25
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NBME Exam Questions & Answers 2024/25 
 
 
Transverse histological section of the cervical spinal cord at C6 shows degeneration of both corticospinal tract and atrophy of the ventral roots - ANSWERSALS 
 
Neurotransmitter released in excess following ischemia and can initiate a receptor-mediated ca2+ influx that leads to neuronal death - ANSWERSGlutamate 
 
Change in muscle 3 months after starting a weight lifting program - ANSWERSIncreased number of mitochondria 
Increased actin per myocyte 
...
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UNE Pathophysiology Final Exam 2023 with 100% correct answers
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According to the Frank-Starling law of the heart, increasing the _______________ within physiologic limits will cause increased contractility 
Preload 
 
 
 
Cardiac output is equal to heart rate time ________________ 
stroke volume 
 
 
 
The normal pacemaker of the heart is the ____________________ 
SA node 
 
 
 
The __________________ nerves increase heart rate and contractibility. 
sympathetic 
 
 
 
At resting potential, a cardiac myocyte is __________ on the inside compared with the outsi...
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NR567 Final Exam Study Guide 2022/2023
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Therapeutic dosing and monitoring of warfarin (Coumadin) 
 
Treatment with warfarin should be initiated with standard doses of 5–10 mg. The initial adjustment of the prothrombin time takes about 1 week, which usually results in a maintenance dosage of 5–7 mg/d. The prothrombin time (PT) should be increased to a level representing a reduction of prothrombin activity to 25% of normal and maintained there for long-term therapy. When the activity is less than 20%, the warfarin dosage should be r...
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NSG 531 Advanced Pharmacology Exam 3 Questions with Correct Answers
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NSG 531 Advanced Pharmacology Exam 3 Questions with Correct Answers 
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 that the refractory period will be longer 
 ...
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