Sinoatrial node Study guides, Revision notes & Summaries

Which of the following is true of the right ventricle? - Answer- It sends deoxygenated blood to the lungs. Which of the following are a group of compounds that include triglycerides and sterols? - Answer- Lipids Which of the following is referred to as the pacemaker for the heart? - Answer- Sinoatrial node What effect does the hormone relaxin have on women who are pregnant? - Answer- Decreases joint stability What exercise should be avoided for women after 12 weeks of pregnancy? - An...

1. A client with asthma receives a prescription for high blood pressure during a clinic visit. Which prescription should the nurse anticipate the client to receive that is least likely to exacerbate asthma? A. Carteolol (Ocupress). B. Propranolol hydrochloride (Inderal). C. Pindolol (Visken). Incorrect D. Metoprolol tartrate (Lopressor). Correct The best antihypertensive agent for clients with asthma is metoprolol (Lopressor) (C), a beta2 blocking agent which is also cardiosel...

T or F: Potassium ions are at high concentrations inside of cells, including neurons - ANSWER-True The action potential is a result of: - ANSWER-the movement of ions The post-synaptic cell can be: - ANSWER-in glands, muscle cells and neurons Th resting potential of a neuron is - ANSWER--60mV T or F: The cell body refers to the part of the neurons that begin at the dendrites and extend to the axon terminal - ANSWER-false T or F: Voltage gated ion channels open when a protein binds ...

Clinical Guidelines in Primary Care 4th Edition Hollier Test Bank Clinical Guidelines in Primary Care 4th Edition Hollier Test Bank Chapter 1 Cardiovascular Disorders MULTIPLE CHOICE 1.The nurse is aware that the muscle layer of the heart, which is responsible for the hearts contraction, is the: a. endocardium. b. pericardium. c. mediastinum. d. myocardium. ANS: D The myocardium is the specialized muscle layer that allows the heart to contract. 2.The nurse clarifies that the mast...

Clinical Reasoning Cases in Nursing 7th Edition Harding Snyder Test Bank Clinical Reasoning Cases in Nursing 7th Edition Harding Snyder Test Bank Chapter 1.Perfusion MULTIPLE CHOICE 1. The nurse is explaining to a student nurse about impaired central perfusion. The nurse knows the student understands this problem when the student states, Central perfusion a. is monitored only by the physician. b. involves the entire body. c. is decreased with hypertension. d. is toxic to the car...

NREMT Advanced-EMT Exam 2023 Initial Assessment: B-SMNAC - ANS-- BSI (body substance isolation); - Scene Safety; - Mechanism of Injury (MOI)/Nature of Illness (NOI); - Number of Patients; - Assistance (additional units, Fire, Police, etc.); - C-spine (and/or C-collar) Initial Assessment: G-CAAT - ANS-- General Impression; - Chief Complaints, Life Threats (hemorrhage); - AVPU; - ABC's (airway, breathing, circulation); - Transport Decision (Load and Go or Stay and Play) Components of...

Anatomy and Physiology HESI A2 Admission Assessment 4th edition 154 Questions with Verified Answers Medial -CORRECT ANSWER toward the midline Lateral -CORRECT ANSWER away from the midline Proximal -CORRECT ANSWER closer to point of attachment Distal -CORRECT ANSWER farther away from point of attachment What plane divides the body into superior and inferior portions? -CORRECT ANSWER transverse plane What plane divides the body into left and right halves? -CORRECT ANSWER Sagitt...

aneurysm visible, prominent pulsation or dialation diastole ventricular relaxation, ventricular filling from atria. erythema redness of skin murmur harsh, blowing sounds caused by disruption of blood flow myocardial ischemia oxygen needs heightened so heart has to work harder systole ventricular contraction, blood leaves the ventricles to go to the lungs or body. what is the pacemaker of the heart sinoatrial node (SA node) how many times is the sinoatrial node set to discharge per ...

HA PRACTICE TEST #5 ALREADY GRADED A+ Which of the following cell Structures is instrumental in Helping the body mobiles and secrete mucus fro the respiratory tract cilia Which of the following routes of administrations should a medical assistant use when performing a tuberculin skin test intradermal A medical assistant is collecting data from a patient who has cold sores on his lips. The assistant should identify which of the following viruses causes this condition herpes simplex type 1 A m...

Question 1 The action of platelet-derived growth factor is to stimulate the production of which cells? Selected Answer: Platele ts  Question 2 1 out of 1 points A healthcare professional is educating a patient about asthma. The professional states that good control is necessary due to which pathophysiologic process? Selected Answer: Uncontrolled inflammation leads to increased bronchial hyperresponsiveness and eventual scarring.  Question 3 1 out of 1 points What is an expected change in t...