TEAS Exam A Questions with Answers (All Answers Correct)

Which if the following does the respiratory system eliminate when there is an excess of hydrogen ions in the body? - Answer-carbon dioxide Which of the following tissues attaches muscle to bones? - Answer-Tendons are strong fibrous connective tissues that attach muscles to bones. Which of the following ions is most abundant in extracellular fluid? - Answer-Sodium In a normal functioning cardiovascular system, where does the heartbeat orginate? - Answer-The sinoatrial node is where the heartbeat originates in a normally functioning cardiovascular system. It is considered the "pacemaker" of the heart. Blood cells are produced by which of the following? - Answer-Blood cells are formed in red bone marrow. Which of the following is the iron-containing competent of a red blood cell? - Answer-Hemoglobin is the iron-containing component of a red blood cell. Which of the following us the function of angiotensin II in the regulation of blood pressure? - Answer-If blood pressure falls too low, angiotensin II causes vasoconstriction, which in turn causes an increase in blood pressure. Which of the following hormones or enzymes is invalid in fluid balance and is produced by the kidneys? - Answer-Renin is an enzyme that is produced by the kidneys and plays a role in the regulation of fluid volume and blood pressure. Which of the following may indicate a hypersecretion of thyroid hormones? - Answer-Hypersecretion of thyroid hormones may result in weight loss. Peripheral vasodilation results in heat loss through which of the following processes? - AnswerPeripheral vasodilation causes heat loss through radiation, which is the transfer of heat from the surface of one object to the surface of another without direct contact.Bile aids in the digestion of which of the following? - Answer-Bile is responsible for the breakdown of fats in the normally functioning gastrointestinal system. Which of the following structures, located at the end of the ear canal, vibrates when sounds waves strike it? - Answer-The tympanic membrane vibrates when sound waves strike it.