Refractory periods Samenvattingen, Aantekeningen en Examens

True / False 1. There are many more neurons than glia in the nervous system. ANSWER: DIFFICULTY: KEYWORDS: False Easy Factual ANSWER: DIFFICULTY: KEYWORDS: False Easy Factual a. b. True False 2. Microtubules are the largest type of fibers found in the neural cytoskeleton. ANSWER: DIFFICULTY: KEYWORDS: True Moderate Factual a. b. True False 3. Mitochondria are responsible for the production of proteins in the neural cell body. a. b. True False 4. Bipolar neurons have two branches ...

IBHRE CEPS Exam with Complete Solutions midazolam what is the common name for Versed .04 mg/kg standard adult dose of atropine half dose how much NPH insulin should a patient be administered prior to an EP study? (they are fasting think about blood sugar) 4-8 weeks What is the elimination half life of amiodarone? 4 half lives how long should an anti arrhythmic drug be discontinued prior to EP study? sodium channel what do class I drugs primarily affect? slope of phase 0 (depolarizatio...

EXSC Midterm Exam Questions With 100% Correct Answers 2024 What are the 3 substrates? - answercarbohydrates, fats, proteins Glycolysis is - answerBreakdown of glucose Each glucose molecule that enters glycolysis results in how many pyruvate - answer2 pyruvate During the krebs cycle - answerAcetyl Co-A is broken-down to create ATP,NADH and FADH2 Within the electron transport chain - answer- Electrons are dropped off from NADH and FADH - ATP is created Glycogen - answerGlycogen is simpl...

ENPC exam question and answerENPC exam question and answer Allowing caregivers to remain with the pediatric patient is more supportive in this situation. Allow family members to serve as interpreters during the procedure Provide access to nondenominational clergy in a quiet area 4. Which of the following patient presentations should increase suspicion of potential child maltreatment? Right radial spiral fracture in a 10-year-old practicing martial arts Bruising to the left ear of a newbor...

Based on Question 5: Know the typical electrical and concentration/chemical gradients that exist across the plasma membrane of a neuron for Na+, K+ and Cl-. Based on these gradients, be able to state what direction each ion moves across the membrane - -[Na+]out >> [Na+]in -[K+]out << [K+]in -Differences maintained by Na+ K+ ATPase pump; 3 Na+ ions out, 2 K+ ions in, creates a net loss of positive ions -resting membrane potential is -50 to -80 mV -for K+ and Cl-, concentration and...

Respiratory Therapy - Lindsey Jones/Clinical Simulations 459 Questions with Verified Answers Information Gathering - Emphysema: (Abnormal condition of the alveoli resulting destruction and loss of elasticity) - CORRECT ANSWER LEVEL I : Cyanosis, Barrel chest, increased A-P diameter, Accessory muscle use, Digital clubbing of the nail beds, Significant history of smoking and/or occupational exposure to smoke or other pulmonary irritant LEVEL II : Dyspnea, Wheezing breath sounds LEVEL III ...

NCLEX 3500: Cardiac Exam Questions With 100% Correct Answers 2024/2025 Following a myocardial infarction, a client develops an arrhythmia and requires a continuous infusion of lidocaine. To monitor the effectiveness of the intervention, the nurse should focus primarily on the client's: 1. electrocardiogram (ECG). 2. urine output. 3. creatine kinase (CK) and troponin levels. 4. blood pressure and heart rate. - answerCorrect Answer: 1 RATIONALES: Lidocaine is an antiarrhythmic and is giv...

What structure in skeletal muscle cells functions in calcium storage? - ANSWER-sarcoplasmic reticulum Creatine phosphate functions in the muscle cell by____________ - ANSWER-storing energy that can be transterred to ADR to resynthesize ATP During muscle contraction, myosin bridges attach to which active sites? - ANSWER-actin filaments The contractile units of skeletal muscles are_________ - ANSWER-Myofibrils Sarcomeres are functional units of ____________ muscle - ANSWER-cardiac & sk...

A solid skin barrier wafer with a pouch is applied to a copiously draining wound, but the skin beneath the wafer has become denuded. The BEST initial solution is to: - correct answer Apply a skin barrier powder to the denuded skin under the wafer During the phases of healing, which cell is responsible for beginning angiogenesis? - correct answer Fibroblasts A patient has a wound on the right hip with tunneling and fistulae. Which of the following is MOST indicative of an abscess formatio...

Basic ECG interpretation Exam Review Solution 100% Accurate - The nurse should understand the conduction system of the heart, the process associated with rhythm monitoring through ECG interpretation, patient preparation for the 12-lead ECG, ECG findings, interpretation, and patient management with specific heart rhythm conditions. - The ECG uses electrodes attached to the patient's skin to record physiologic heart changes. - Four properties of heart cells, automaticity, excitability, con...