Science NLN PAX Study Guide

B cells are responsible for antibody production correct answers Which statement about white blood cells is true? Mouth, stomach, and small intestine correct answers Which locations in the digestive system are sites of chemical digestion? Synthesizing calcitriol and secreting erythropoietin, regulating the concentrations of sodium, potassium, chloride, calcium, and other ions, reabsorbing or secreting hydrogen ions and bicarbonate, and detecting reductions in blood volume and pressure correct answers Which of the following are functions of the urinary system? Nuclei correct answers Which of the following structures is unique to eukaryotic cells? The lysosome correct answers What is the cell organelle used for digestion to recycle materials? 2.65g/cm^3 (Distance= mass/volume) correct answers A rock has a mass of 14.3 grams (g) and a volume of 5.4cm^3, what is its density? They do not have valves but veins do correct answers Why do arteries have valves? The right ventricle correct answers If the pressure in the pulmonary artery is increased above normal, which chamber of the heart will be affected first? It increases the pH of the chyme so as to prevent harm to the intestine correct answers What is the purpose of sodium bicarbonate when released into the lumen of the small intestine? A stimulus and response controlled by the spinal cord correct answers Which of the following describes a reflex arc? DNA polymerases synthesize DNA discontinuously in pieces called Okazaki fragments after initially attaching to RNA primers correct answers Describe the synthesis of the lagging strand of DNA Medial correct answers Using anatomical terms, what is the relationship of the sternum relative to the deltoid? Bone to bone correct answers Ligaments connect what? Coronal, sagittal, and transverse correct answers What are the three primary body planes?