front 1 The thymus is at its maximum size at birth puberty between 30 and 50 years of age in old age | back 1 puberty |
front 2 Lymph contains protein. True False | back 2 True |
front 3 Which is not drained by the right lymphatic duct? right side of abdomen right side of thorax right side of head and neck right arm | back 3 right side of abdomen |
front 4 The germinal center of a lymphoid nodule contains proliferating B-lymphocytes and macrophages. True False | back 4 True |
front 5 Red marrow is found within the large cavities contained within the shafts of long bone compact bone canals spaces with spongy bone all osseous tissues of the appendicular skeleton | back 5 spaces with spongy bone |
front 6 A lymphatic capillary that picks up dietary lipids in the small intestine is called a cisterna chyli lacteal afferent lymphatic vessel trabeculum efferent lymphatic vessel | back 6 lacteal |
front 7 Lymph contains red blood cells. True False | back 7 False |
front 8 The main function of tonsils is to detect and protect against infectious agents that are in the blood in the lymph ingested or inhaled secreted by salivary glands | back 8 ingested or inhaled |
front 9 Another name for a lymphoid follicle is a lymphoid nodules white pulp lymph node medulla thymic lobule | back 9 lymphoid nodule |
front 10 Precapillary sphincters will control bloodflow into true capillaries cause blood to flow directly from the metarteriole into the postcapillary venule open when the tissues needs haven't been met all of the choices are correct | back 10 all of the choices are correct |
front 11 The pulmonary trunk carries oxygenated blood from the left ventricle towards the lungs oxygenated blood from the right ventricle to the lungs oxygenated blood from the lungs toward the left atrium of the heart deoxygenated blood from the right ventricle toward the lungs deoxygenated blood from the lungs to the right atrium of the heart | back 11 deoxygenated blood from the right ventricle toward the lungs |
front 12 Negative selection is when cells learn self tolerance. True False | back 12 True |
front 13 Eosinophils and lymphocytes are both types of leukocytes. True False | back 13 True |
front 14 Foreign particles that are not filtered out by the respiratory epithelium are dissolved by enzymes in the alveoli coughed up during normal daily activities collected by lymph nodes carried away by blood stored in nearby pulmonary alcoves | back 14 collected by lymph nodes |
front 15 The most common cell making up the alveolar wall is the alveolar type 11 cell alveolar type 1 cell alveolar macrophage dust cell septal cell | back 15 alveolar type 1 cell |
front 16 Which do not belong to the respiratory zone of the respiratory system? respiratory bronchioles alveolar ducts terminal bronchioles pulmonary alveoli alveolar sacs | back 16 terminal bronchioles |
front 17 In what region of the pharynx do auditory tubes open? oropharynx nasopharynx larygopharynx | back 17 nasopharynx |
front 18 What is not a part of the respiratory membrane? capillary endothelium fused basement membrane plasma membrane of type 1 cell plasma membrane of type 11 cell | back 18 plasma membrane of type 11 cell |
front 19 A buildup of fluid in the lungs caused by pneumonia leads to increase in the physiological dead space anatomic dead space residual volume | back 19 physiological dead space |
front 20 Consistent with Boyles Law air flows from a region of lower pressure (the atmosphere) to a region of higher pressure within the lungs. True False | back 20 False |
front 21 Exposure to irritants causes mucus production to increase decrease | back 21 increase |
front 22 Pulmonary fibrosis decreases elasticity, thereby increasing increasing resistance and decreasing airflow increases elasticity, thereby increasing resistance and decreasing airflow decreases elasticity, thereby decreasing both resistance and airflow increases elasticity, thereby decreasing both resistance and airflow | back 22 decreases elasticity, thereby increasing increasing resistance and decreasing airflow |
front 23 On each side of the chest, ________ pleura lines the internal thoracic wall and the _______ pleura tightly covers the lung thoracic, pulmonary parietal, visceral visceral, parietal fibrous, serous respiratory, pleural | back 23 parietal, visceral |
front 24 The percentage of the tidal capacity that can be exhaled during a specific time is known as the tidal volume alveolar ventilation forced expiatory volume maximal lung capacity rate pulmonary minute ventilation | back 24 forced expiatory volume |
front 25 If someone at sea level is given pure oxygen to breathe, it would cause the oxygen saturation of their hemoglobin to increase by more than double increase by only a tiny amount decrease due to uncooperative binding | back 25 increase by only a tiny amount |
front 26 The hilium of the lung is an indented area through which the bronchi, pulmonary vessels, lymphatic vessels, and nerves pass is the point of exit of exhaled air is the point of entrance for inhaled air is an elevated area through which the trachea, pulmonary vessels, and nerves pass serves to anchor all pulmonary structures to the mediastinum | back 26 is an indented area through which the bronchi, pulmonary vessels, lymphatic vessels, and nerves pass |
front 27 What connects the pharynx to the trachea? esophagus bronchi alveolar ducts larynx nasal cavity | back 27 larynx |
front 28 Protazoans are obligate intracellular parasites. True False | back 28 False |
front 29 IgA is primarily found in the blood in the external secretions such as tears, saliva, and mucus in lymph on the surface of B-lymphocytes in the thymus, spleen and lymph nodes | back 29 in the external secretions such as tears, saliva, and mucus |
front 30 Cytotoxic T- lymphocytes destroy infected cells by releasing antibodies bradykin and histamine perforin and granzymes CD4+ | back 30 perforin and granzymes |
front 31 Activation of lymphocytes occurs in primary lymphoid structures secondary lymphoid structures tertiary lymphoid structures effectors such as muscles and glands | back 31 secondary lymphoid structures |