Hondros BIO 117 Final Exam Questions and Answers Latest 2024/2025 (100% Correct)

Hondros BIO 117 Final Exam Questions and Answers Latest 2024/2025 (100% Correct) carries blood from the umbilical vein to inferior vena cava; allows some blood to bypass the liver - ANSWER ductus venosus atrial contraction; systole; p wave - ANSWER atrial depolarization max volume of air that can be exhaled following maximal inhalation - ANSWER vital capacity allows blood in pulmonary artery to flow directly into the descending aorta to bypass the pulmonary circulation - ANSWER ductus arteriosus ventricular relaxtion; diastole; t wave - ANSWER ventricular repolarization most important stimulus for the release of aldosterone - ANSWER renin volume of air in lungs following maximal inhalation - ANSWER total lung capacity provides oxygenated blood to brain - ANSWER circle of willis aorta; left pulmonary veins; left atrium; left ventricle; bicuspid - ANSWER structures that carry oxygenated blood (left heart) pulmonary arteries; vena cava; right atrium; right ventricle; tricuspid - ANSWER structures that carry unoxygenated blood (right heart) transport unoxygenated blood from the fetus to the placenta - ANSWER umbilical arteries transports oxygenated blood from the placenta to the fetus - ANSWER umbilical vein volume of air that remains in lung after forceful exhalation - ANSWER residual volume ventricular contraction; systole; qrs complex - ANSWER ventricular depolarization located between left ventricle and left aorta - ANSWER aortic semilunar valve Hondros BIO 117 Final Exam Questions and Answers Latest 2024/2024 | 100% Correct located between right ventricle and pulmonary artery - ANSWER pulmonic semilunar two semilunar valves - ANSWER pulmonary and aortic pushes blood out of the heart into the pulmonary trunk-lungs - ANSWER right ventricle decreases thoracic and lung volume and increases pressure in the lungs - ANSWER exhalation space between the vocal cords - ANSWER glottis/rima glottidis vagus nerve effects - ANSWER sa node pacemaker of the heart - ANSWER SA node right heart pumps blood to the - ANSWER pulmonary circulation acetylcholine; rest; decrease temp; hyperkalemia; hypocalcemia; parasympathetic nervous system - ANSWER factors that decrease heart rate norepinephrine; epinephrine; stress; increase in temp; anticholinergic drugs; hypokalemia; hypercalcemia - ANSWER factors that increase heart rate Left AV valve - ANSWER Bicuspid what substance is secreted in urine to decrease bloods ph - ANSWER bicarbonte HCO3 what substance is secreted in urine to increase bloods ph - ANSWER hydrogen ions plasma protein albumin is produced by - ANSWER liver volume of blood pumped from one ventricular of the heart with each beat - ANSWER stroke volume volume of blood being pumped by heart, in particular by a left or right ventricle in the time of one minute - ANSWER cardiac output vagus nerve - ANSWER decreases heart rate Right AV valve - ANSWER Tricuspid septum between right and left atria - ANSWER foramen ovale eliminated when we have acidosis - ANSWER hydrogen ions only structure of respiratory tract that is part of digestive system - ANSWER pharynx protein inside red blood cells that carry oxygento cells and carbon dioxide to the lungs - ANSWER hemoglobin loss of negative intrapleural pressure - ANSWER collapses lung measured during normal quiet breathing - ANSWER tidal volume coronary arteries and veins are part of - ANSWER systemic circulation located between right atrium and right ventricle - ANSWER right av Lower chambers of the heart and pump blood out of the heart - ANSWER ventricles muscles of respiration relax and allow the ribs and diaphragm to return to their original positions - ANSWER exhalation left heart pumps blood to the - ANSWER systemic circulation pushes blood out of the heart into the aorta-body - ANSWER left venteicle small hole in septum - ANSWER foramen ovale collects nutrient rich, deoxygenated blood to the liver - ANSWER hepatic portal vein excess sodium in the blood and is result of excess water loss - ANSWER hypernatremia stimulates the reabsorption of sodium and water; stimulates the excretion of potassium; acts primarily on the distal tubule - ANSWER aldosterone forward movement of food is caused by - ANSWER peristalsis partially surround the trachea for its entire length and serve to keep it open - ANSWER c-shaped rings of cartilage located behind the oral cavity and between the nasal cavities and the larynx - ANSWER pharynx causes bronchodilation - ANSWER sympathetic ~ Epinephrine/Norepinephrine water soluble vitamins - ANSWER B and C relaxation of internal sphincter - ANSWER involuntary protein is digested - ANSWER stomach and duodenum enzyme that breaks down starch - ANSWER amylase caused by closing of semilunar valves - ANSWER 2nd heart sound caused by closing of the av valves - ANSWER 1st heart sound Causes bronchoconstriction - ANSWER Parasympathetic-acetylcholine lower than normal amount of potassium in the blood - ANSWER hypokalemia chemical alteration of food - ANSWER chemical digestion breakdown of large food particles into smaller pieces - ANSWER mechanical digestion controls the diaphragm - ANSWER phrenic nerve chief muscle of inspiration - ANSWER diaphragm enzyme that digests fat - ANSWER lipase excess potassium in the blood - ANSWER hyperkalemia decrease in the concentration of plasma sodium - ANSWER hyponatremia fluid located in the intracellular space - ANSWER cytoplasm Lowers calcium levels - ANSWER Calcitonin stimulates the reabsorption of water - ANSWER ADH pharynx is superior to the - ANSWER larynx