ANAT 260 Final Exam | Verified with 100% Correct Answers

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ANAT 260 Final Exam | Verified with 100% Correct Answers If examination of the blood reveals a large number of immature leukocytes, the individual is probably suffering from Leukemia The tricuspid v... alve is closed when the ventricle is in systole The abdominal aorta divides at its distal end into which arteries? the common iliac arteries The most common formed elements in the blood are red blood cells The heart chamber that receives oxygenated blood from the pulmonary veins left atrium A drop of blood returning to the heart from the head region would enter the heart through which vessel? superior vena cava Which of the following vessels does not carry oxygen-poor blood to the heart? pulmonary vein ____is a condition in which the blood's capacity for carrying oxygen is diminish Anemia Contraction of theses structures tightens the chordae tendineae, preventing valve prolapse papillary muscles The largest lymphatic organ the spleen Threadlike structures of the endocardium that prevent prolapse of the atrioventricular valves chordae tendineae Which of the following structures if not found in the left ventricle? pectinate muscles The plasma's globulins include gamma globuins Most abundant formed element erythrocytes (red blood cells) Seen in abundance during parasitic infection Eosinophil Percentage of blood comprised by erythrocytes Hematocrit ____is a condition in which there is an abnormally low concentration of the epicardium is the same as the visceral layer of serous pericardium The valve responsible for preventing backflow of blood from the lungs into the heart pulmonary semilunar valve The tonsil located on the posterior surface of the tongue is the ____tonsil Lingual During ventricular systole, blood is pressure rises in ventricles, pumping blood into pulmonary trunk from right ventricle and into aorta from left ventricle Blood within the pulmonary veins returns to the ________. left atrium The inner endothelial layer that lines the heart is the Endocardium Oxygen-poor blood returns to the heart and enters the right atrium, or right upper chamber of the heart ____is a condition in which there is an abnormal excess of erythrocytes in Polycythemia Which of the following cells lack mitochondria? red blood cells Leukocytes primarily responsible for destroying bacteria Neutrophil What vessel in the fetus connects the pulmonary trunk to the aortic arch so that most of the blood bypasses the immature lungs? ductus arteriosus The formed element that is flattened, circular, lacks a nucleus, lacks mitochondria, or ribosomes, and is red because of the presence of hemoglobin is an erythrocyte What cells produce surfactant? alveolar type II cells Pancreatic cell type that produces insulin Beta cells (b cells) Which of the following endocrine glands is capable of storing its hormones extracellulary to last several months Thyroid When the diaphragm contracts, the size of the thoracic cavity_____, the pressure within the cavity____ increases; decreases The ____ flaps over the glottis when we swallow food Epiglottis Which of the following hormones is secreted by the pars intermedia of the pituitary gland? melanocyte-stimulating hormone Erythropoietin is produced in the Kidneys Which of the following hormones is secreted by the posterior lobe of the pituitary gland? ADH The target of follicle-stimulating hormone (FSH) is ovaries/testes/ gonads The beta type of endocrine cells in the pancreatic islets secretes a hormone that 75% of each islet; elevate blood glucose levels stimulate the release of insulin Which endocrine gland stores enough of its hormones extracellulary to last several Thyroid Cells that manufacture and secrete ACTH are located in the adrenal cortex The serous membrane lining of the wall of the thoracic cavity Pleura Target organs for the hormone oxytocin include the uterus and the mammary glands Fluid that reduces surface tension of the alveolar walls Surfactant Cells that manufacture and secrete androgens are located in the Zona reticularis Cells that manufacture and secrete thyroid-stimulating hormone are located in the pars distalis Cells that manufacture and secrete aldosterone are located in the zona glomerulosa The action of the parathyroid hormone is counteracted by Calcintonin Alveolar cells that allow rapid diffusion of respiratory gases. type 1 Endocrine gland of the thorax that is also important in immune function thymus gland The anatomical stalk of the pituitary is also known as Infundibulum The passageway between the nasopharynx and the middle ear is the eustachian tube Gland of the epithalamus pineal gland The part of the brain that generates the basic respiratory rhythm is the pons and medulla oblongata Pancreatic cell type that produces glucagon islet cells - alpha cells The large commissure that connects the right and left sides of the brain is called the ________. corpus callosum The conjunctiva that lines the internal surface of the eyelids is termed the _____ conjunctiva. palpebral conjunctiva [Show More]

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