Sinus cavity Study guides, Class notes & Summaries

Upper respiratory tract -sinus, nasal cavity, pharynx, epiglottis and larynx -normal microbiota reside here Lower respiratory tract -trachea, lungs (bronchi and alveoli), parenchyma and diaphragm Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Respiratory tract defense mechanisms -URT: has normal biota that inhibit other organisms -ciliated epithelial cells: work to push MOs or pollen up out of the thro...

The nurse explains that the purpose of mucus is to: a. warm the air entering the lungs. b. trap particles and bacteria. c. protect the cilia. d. clean the sinus cavity. CORRECT ANSWER-B Mucus traps particles and bacteria that may be in the inspired air. A patient with emphysema presents to the emergency room with severe dyspnea; O2 saturation is 74%, pulse is 120, and respirations are 26 . The nurse positions the patient in high Fowler. What action should the nurse take next? a. Col...

The nurse explains that the purpose of mucus is to: a. warm the air entering the lungs. b. trap particles and bacteria. c. protect the cilia. d. clean the sinus cavity. CORRECT ANSWER B Mucus traps particles and bacteria that may be in the inspired air. A patient with emphysema presents to the emergency room with severe dyspnea; O2 saturation is 74%, pulse is 120, and respirations are 26 . The nurse positions the patient in high Fowler. What action should the nurse take next? a. Col...

Which onw of the following statements regarding the petrous pyramids is FALSE? A. it contains the middle and inner ear structures B. it extends medially beyond the sphenoid bones C. its end forms the antrum of the eustachian tubule D. ita upper surface forms part of the floor of the middle cranial fossa CORRECT ANSWER C. its end forms the antrum of the eustachian tubule CTA may require LOCM injection rates as high as ________ mL/sec. A. 2 B. 3 C. 5 D. 7.5 CORRECT ANSWER C. 5 The ga...

match each health professional involved in the diagnosis and treatment of respiratory problems with the correct description 1. pulmonologist 2. registered respiratory therapists 3. respiratory therapy technicians 4. sleep technologists - physicians who specialize in the diagnosis and treatment of lung/pulmonary conditions - assist physicians in evaluating, treating, and caring for patients who have respiratory disorders - trained in sleep technology and sleep medicine - assist physicia...

1. A missing p-wave indicated what structure is not depolarizing/firing properly thus not properly depolarizing the atrium? a. AV node b. SA node c. Bundle Branches d. Perkinje Fibers 2. When left ventricular pressure begins to increase, this will be the driving force to open what valve? a. Pulmonary valve b. Tricuspid Valve c. Aortic Valve d. Bicuspid Valve 3. What is CO with the following values: HR: 60 BPM Systolic BP: 120 mmHg, Diastolic: BP: 80 mmHg, Stroke volume: 60 mL/beat a. 1.5 L/min b...

AAMI Anatomy 2 Final Review Questions and Answers Already Passed The portion of the skull that encloses the brain is referred to as the: cranium The depression that is located on the inferior, posterior surface of the zygomatic process of the temporal bone�is called mandibular fossa The superior and medial nasal conchae are formed by the projections of this bone ethmoid Which part of the temporal bone does the mandible articulate? mandibular fossa Of the following bones, whi...

HESI A2 Anatomy and Physiology. 1. Anatomic position 2. Which of the following is a structure found in the upper respiratory? 3. A person who has damage to their ulnar nerve will have decreases sensation in 4. Which bone dose not articulate with any other bone? 5. Which of the following statements best describe endocrine glands? 6. Diet is important because bone are storage places for 7. Which organ is part of both the male reproductive system and the urinary system? 8. Red blood cell production...

HESI MED-SURG Practice Questions & Key Terms EXAM QUESTIONS AND CORRECT DETAILED ANSWERS |ALREADY GRADED A+ (BRAND NEW!! 2024/ 2025[NEXT GEN] A female client with a nasogastric tube attached to low suction states that she is nauseated. The nurse assesses that there has been no drainage through the nasogastric tube in the last 2 hours. Which action should the nurse take first? A. Irrigate the nasogastric tube with sterile normal saline. B. Reposition the client on her side. C. Advan...

HESI A2 ENTRANCEEXAM FOR CHAMBERLAINCOLLGE OF NURSING 2023 QUESTIONSWITH ANSWERS ANATOMY AND PHYSIOLOGY (A&P) Which is an anterior muscle? A. Gluteus maximus B. Quadriceps femoris C. Biceps femoris D. Adductor magnus How might the headrest on a car prevent traumatic injury? A. By limiting hyperflexion of the neck B. By limiting hyperextension of the neck C. By reducing vertebral compression D. By preventing disc degeneration Which might you expect to see in a whiplash injury? ...