EMT Chapter 6 AAOS Eleventh Edition (2023/2024) Already Passed

EMT Chapter 6 AAOS Eleventh Edition (2023/2024) Already Passed abdomen The body cavity that contains the major organs of digestion and excretion. It is located below the diaphragm and above the pelvis. acetabulum The depression on the lateral pelvis where its three component bones join, in which the femoral head fits snugly. Adam's apple A firm prominence of cartilage that forms the upper part of the larynx. It is more prominent in men than women. Also called the thyroid cartilage. adenosine triphosphate The nucleotide involved in energy metabolism; used to store energy. adrenal glands Endocrine glands located on top of the kidneys that release adrenaline when stimulated by the sympathetic nervous system. adrenergic Pertaining to nerves that release the neurotransmitter norepinephrine, or noradrenaline; also pertains to the receptors acted on by norepinephrine. aerobic metabolism Metabolism that can proceed only in the presence of oxygen. agonal gasps Abnormal breathing pattern characterized by slow, gasping breaths, sometimes seen in patients with cardiac arrest. alpha-adrenergic receptors Portions of the nervous system that, when stimulated, can cause constriction of blood vessels. alveoli The air sacs of the lungs in which the exchange of oxygen and carbon dioxide takes place. anaerobic metabolism The metabolism that takes place in the absence of oxygen; the main by-product is lactic acid. anatomic postition The position of reference in which the patient stands facing forward, arms at the side, with the palms of the hands facing forward. aorta The main artery leaving the left side of the heart and carrying freshly oxygenated blood to the body. appendicular skeleton The portion of the skeletal system that comprises the arms, legs, pelvis, and shoulder girdle. appendix A small, tubular structure that is attached to the lower border of the cecum in the lower right quadrant of the abdomen. arterioles The smallest branches of arteries leading to the vast network of capillaries. articular cartilage A pearly layer of specialized cartilage covering the articular surfaces of bones in synovial joints. atrium One of the two upper chambers of the heart. autonomic nervous system The part of the nervous system that regulates functions, such as digestion and sweating, that are not controlled voluntarily.