Nerve impulse Study guides, Class notes & Summaries

CARDIAC HEALTHSTREAM TELEMETRY EXAM Q & A 2023/2024 Normal Conduction System - CORRECT ANSWER--SA Node = Primary Pacemaker of the Heart, rate of 60-100 bpm -Internodal Pathways = Pathways connecting SA Node and AV Node -AV Node = Backup pacemaker, rate of 40-60 bpm -Bundle of His = splits nerve fibers down Left & Right Sides, His-Purkinje is conduction system of heart -L & R Bundle Brancehs = lead to left & right of the myocardium -Purkinje Fibers / Network = ends of the muscle, last...

Neurophysiology of Nerve Impulses Test Questions and Answers.

NU 530 Advanced Pathophysiology Study Guide Quiz 4 Cervical cord injuries- serious complications Chapter 16 12,000-person experience serious spinal cord injuries each year. Risk factors: 1. Male gender and age 16 to 30 are strong risk factors. 2. Motor vehicle accidents are the leading cause of injury (36.5%) 3. Falls are the next most common cause (28.5%) 4. Violence, other events 5. Sports activities 6. Elderly Hemiplegia means loss of motor function on one side of the body. Parapl...

Neurophysiology of Nerve Impulses. Physioex 31. Explain why increasing extracellular K+ reduces the net diffusion of K+ out of the neuron through the K+ leak channels. - correct answer Increasing the extracellular K+ reduces the steepness of the concentration gradient and so less K+ diffuses out of the neuron. 2. Explain why increasing the extracellular K+ causes the membrane potential to change to a less negative value. - correct answer The membrane potential became less negative because les...

Psychology Scientific study of human behavior and mental processes. Answers philosophical questions about human nature. Uses methods borrowed from other disciplines. Wilhelm Wundt German. Set up first psychology lab. Was a Structuralist. Studied how people sense and perceive world around them. Structualists Believed that consciousness was made of basic elements. combined in different ways to produce different perceptions. They wanted to discover the form or elements of menta...

The pre-synaptic cell bodies in the sympathetic division are located in? (Pg 57) - Answer The Nucleus AND IML Cell Column Patient presents with redness, edema, and pain. What classification of burn is this? (Pg 15) - Answer 1st degree superficial What are the layers of the skin from superficial to deep? (Pg 12) - Answer Epidermis, dermis, subcutaneous, deep fascia, skeletal muscle John flexes his elbow to 90 degrees. What plane and axis is this movement occurring in? (Pg 5) - Answer Sag...

AMCA EKG - Practice Exam New Questions 2024 with 100% Correct Answers | Verified | Latest Update | 100% Pass | Already Graded A+ what is the most accurate method for acquiring heart rate? 1500 method As an impulse moves toward a positive electrode it produces what type of deflection? upward on ECG papers horizontal measurements are used to determine what? heart rate the initiation of the impulse in the SA Node and its movement through the atria produce? P-wave repolarization of the ventric...

BIOL 235 Midterm Exam 2 With Complete Solution(100% Verified) 185 Questions with 100% Correct Answers. 1. between the origin and insertion which is usually located proximally in limbs ? - Origin 2. What happens during REVERSE MUSCLE ACTION? - specific movements of the body the actions are reversed THEREFOR the positions of the origin and insertion of a muscle are switched 3. What is a mechanical advantage using the example of a lever? - if the load is closer to the fulcrum and the effort...

NURS 6225 Advanced Health Assessment Exam 2 (2022) When examining a patient for the apical impulse (PMI), which of the following is LEAST important to assess? A. Location B. Amplitude C. Rhythm D. Diameter - Answer- C. Rhythm Assess location, amplitude, duration, and diameter 5 A's of tobacco cessation - AnswerWhat is tactile fremitus? - Answer- palpable vibrations transmitted through the bronchopulmonary tree to the chest wall as the patient is speaking "99" NORMAL= buzzing on...

Which cavity contains the mediastinum? a. abdominal b. dorsal c. pelvic d. ventral - ANSWER d. ventral What is a syndrome? a. A communicable disease b. A disease accompanied by a characteristic group of signs and diseases c. A disease that is neither acute nor chronic d. A widespread disease - ANSWER b. A disease accompanied by a characteristic group of signs and diseases Which of the following is part of the internal non-specific response to infection? a. tears ...