Bio 255 Exam 4 Questions and Answers correct

Bio 255 Exam 4 Questions and Answers correct After the tertiary bronchi, the next smaller branch of the respiratory passageway is (are) the terminal bronchioles Which lung cell type consists of thin, flat cells that allow gas exchange? Type I epithelium Select the CORRECT statement about the pharynx. The auditory tubes open into the nasopharynx. The oropharynx does NOT include pharyngeal tonsils. Which would NOT be considered part of the conducting zone of the respiratory system? alveoli Which describes differences observed as the conducting tubes of the lungs become smaller? Smooth muscle amount increases. The blood vessel type allowing exchange of respiratory gases, delivery of nutrients, and removal of wastes to and from the tissues is the capillary. The blood vessel type bringing blood from the lungs to the heart is a(n) vein. Blood can allow more heat loss by increasing blood flow through the skin. Fluid found between cells is called ___ and it contains ___ protein than plasma. interstial fluid, less Red blood cells do not consume any of the oxygen they transport because they do not have mitochondria. Formed elements of the blood about 7-8 Um in diameter with no nuclei and a biconcave disc shape are erythrocytes. Which cell in circulating blood indicates rapid erythropoiesis? Immature red blood cell The most abundant of the leukocytes are the neutrophils The least abundant of the leukocytes a basophils. Which blood cells migrate to tissues to become macrophages? Monocytes Which formed element of blood is really just a fragment of the cytoplasm of a bone marrow megakaryocyte, surrounded by plasma membrane? platelet What process stops your blood from leaking out if you cut yourself? hemostasis (coagulation) Blood is carried to capillaries of the myocardium by way of coronary arteries. Which blood vessel is NOT part of systemic circulation? pulmonary trunk Functions of the lymphatic system include transport of excess tissue fluid to the blood vascular system. Fenestrated capillaries are found in the small intestines, endocrine glands, and the kidneys. Continuous capillaries are abundant in the skin and skeletal muscles. Which vessels have valves? Veins Which vessel receives blood during right ventricular systole? pulmonary trunk Lymph is most like interstitial fluid. Which lymphatic structure drains lymph from the right upper limb and the right side of the head and thorax? right lymphatic duct Which cells orchestrate the immune response? T-Cells Which of the following would NOT be classified as a lymphatic structure? Pancreas Which is a lymphatic organ containing a huge number of erythrocytes? Spleen Which lymphatic organ atrophies during adulthood? thymus Erythrocytes with cell surface antigen B (B blood type) will agglutinate when mixed with what other type of erythrocytes? Type A Which tonsil surrounds the openings of the auditory tubes? Tubal Tonsils What effect does age have on the size of the thymus? The size of the thymus increases continuously from birth to death. Considering which chamber is the most muscular, and therefore, most important, which valve is most important to your health? (It helps the most important chamber.) Bicuspid Which describes a fenestrated capillary? Endothelial cells have pores in them to allow filtration Which vessels have valves? Veins The thickest, most muscular walls of a heart chamber are found in the Left Ventricle represents the Germinal center 3 Coronary Sinus 5 umbilicus 17 larynx 18