SLP Praxis Chapter 1 Questions with Verified Answers

SLP Praxis Chapter 1 Questions with Verified Answers Respiration exchange of gas between an organism and its environment Pressure in the lungs _________ as the lungs expand during inhalation decrease Positive pressure happens right before... exhalation The right lung is ________ when compared to the left lung. bigger, more broad The 3 types of vertebrae are: Cervical, Thoracic, Lumbar Three structures that are key to adequate respiration: Lungs, diaphragm, ribs External intercostals are important for: inhalation (pulls ribs up and out to increase diameter of lungs) Internal intercostals are important for: exhalation (pulls ribs down to decrease diameter of lungs) Two important neck muscles for respiration: sternocleidomastoid (elevates sternums which helps elevate rib cage) and trapezius (controls head/neck, influencing a person's ability to breathe) Abdominal muscles ONLY aid with: expriation The process of respiration is the foundation for: phonation 3 biological functions of the larynx: 1. protect the airway 2. aid with excretion and lifting heavy items 3. produces the cough reflex to get foreign objects out of the trachea 3 key cartilages of the larynx: 1. Thyroid cartilage 2. Cricoid cartilage 3. Arytenoid cartilage Intrinsic laryngeal muscles... control sound production Internal Thyroarytenoid: technical name for the vocal folds Muscle used for abduction posterior cricoarytenoid Muscles used for adduction lateral cricoarytenoid, oblique and transverse arytenoids Muscle that changes pitch cricothyroid Extrinsic laryngeal muscles... support the larynx and keep it in position Laryngeal elevators (suprahyoid muscles) include: