Baroreceptors located - Study guides, Class notes & Summaries

Sinoatrial (SA) node pacemaker of the heart Atrioventricular (AV) node the secondary pacemaker of the heart (located in rt. Atrium) Depolarization electrical activation of a cell caused by the influx of sodium into the cell while potassium exits the cell Repolarization return of the cell to resting state, caused by reentry of potassium into the cell while sodium exits the cell. Refractory periods (pause) 1) effective (absolute) refractory period: the cell is completely unresposive to any ele...

Module I Basic Sciences Dental Anesthesia Assistant National Certification Exam - Central Nervous System: ️ - Brain - Spinal cord - Peripheral Nervous System: ️ - Sensory nerves - Motor nerves - Cranial Nerves Important for OMS: ️ - Trigeminal nerve (5th) - Facial nerve (7th) - Vagus nerve (10th) Trigeminal and Facial Nerves - Trigeminal Nerve: ️ - Sensory/Motor - Branches: - Ophthalmic - Maxillary - Mandibular - Facial Nerve: ️ - Motor nerves for facial expression Spinal ...

Pathophysiology Chapter 12 Question and answers 100% correct 2024Pathophysiology Chapter 12- Test Bank Questions Already passed 2023 Which of the following actions causes the atrioventricular (AV) valves to close? A) Increased intraventricular pressure B) Depolarization at the AV node C) Ventricular relaxation and backflow of blood D) Contraction of the atria - correct answer A When stroke volume decreases, which of the following could maintain cardiac output? A) Decreased peripher...

Types of Structural Dysphagia correct answers endotracheal intubation tracheotomy cervical spinal surgeries/abnormality carotid endarterectomy infections esophageal changes head and neck CAs Endotracheal intubation correct answers used to ventilate pts in emergencies/during surgeries Prolonged ET intubation leads to or increases increased risks of correct answers post-extubation dysphagia vocal fold immobility during intubation = VF weakness aspiration: secretion leaks below VF g...

What is shock? - Answer- inadequate tissue perfusion -the inability of the circulatory system to meet the nutritional needs , oxygen needs and waste removal demands of the body aerobic metabolism - Answer- -uses oxygen to convert sugar to energy -releases 36 ATP cells -CO2 and H20 are waste products anaerobic metabolism - Answer- -results from a oxygen poor environment -the body begins to burn sugar inefficiently -production of lactic acids -release 4 ATP cells -results in acid...

NCC EFM Exam Questions With Verified Solutions Normal arterial blood pH - answer> 7.10 Normal arterial blood pH mean value range - answer7.2-7.29 Metabolic Acidemia pH - answer< 7.10 Respiratory Acidemia pH - answer< 7.10 Normal arterial blood PO2 - answer> 20 Normal arterial blood PO2 mean value range - answer15-24 Metabolic Acidemia PO2 - answer< 20 Respiratory Acidemia PO2 - answervariable Normal arterial blood PCO2 - answer< 60 Normal arterial blood PCO2 mean val...

The factor having the greatest influence on resistance to blood flow is the radius of the blood vessels - ANSWER true Resistance is lower in the pulmonary circuit than in the systemic circuit. - ANSWER true The more proteins in blood, the higher the blood viscosity. - ANSWER true The pressure gradient for blood flow through the systemic circuit is the mean arterial pressure. - ANSWER true Which of the following is NOT one of the structural components of blood vessels? hemoglobin sm...

NPTE Cardiopulmonary Exam Questions and Answers All Correct Normal end-systolic volume is... - Answer-50mL Normal end-diastolic volume is... - Answer-120mL Do the SA and AV node have sympathetic or parasympathetic innervation? - Answerboth Normal SV is... - Answer-55-100mL/beat Normal CO is... - Answer-4-5L/min Cardiac index is CO per what? What is normal Cardiac Index? - Answer-body surface area 3L/min Ejection fraction can be related to the function of what? - Answer-LV How is EF ...

EMT VERIFIED SOLUTIONS 100% Which of the following scenarios is an example of informed consent? A. A patient is advised by an EMT of the risks of refusing care. B. A patient advises an EMT of why he or she is refusing care. C. An EMT initiates immediate care for an unconscious adult. D. An EMT advises a patient of the risks of receiving treatment. - ANSWER D. An EMT advises a patient of the risks of receiving treatment. Chapter 3, page 86, Consent Which of the following components are ...

Types of Structural Dysphagia correct answers endotracheal intubation tracheotomy cervical spinal surgeries/abnormality carotid endarterectomy infections esophageal changes head and neck CAs Endotracheal intubation correct answers used to ventilate pts in emergencies/during surgeries Prolonged ET intubation leads to or increases increased risks of correct answers post-extubation dysphagia vocal fold immobility during intubation = VF weakness aspiration: secretion leaks below VF g...