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ATI TEAS SCIENCE QUSTIONS AND ANSWERS

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ATI TEAS SCIENCE QUSTIONS AND ANSWERS What is part of the adaptive immune system? B-Cells B-Cells Produced antibodies in response to specific pathogens and are part of the adaptive immune system. What is part of the white blood cell that has a primary job of ingesting foreign material? Macrophage Macrophage A large white blood cell that ingests foreign material What stimulates the production of antibodies? Vaccine What if the following type of defense can be gained through the placenta, breast milk, or by receiving a serum containing antibodies? Passive Immunity What occurs during tubular re-absorption? Useful material moves from filtrate back into the bloodstream What correctly describes the function of a structure in the circulatory system? The pulmonary artery contains oxygen-poor blood. What structure of the heart contains oxygen-rich blood? Pulmonary veins Pulmonary veins Brings oxygen-rich blood from the lungs to the left atrium. What components of the blood carries oxygen from the lungs to the rest of the body? Hemoglobin What liquid emulsifies lipids during digestion? Bile Bile Is a product of the liver that is stored by the gallbladder. Involuntary waves of contractions in the digestive system that move food through the GI tract? Peristalsis What is part of the nervous system that causes skeletal muscle contractions? Somatic divison Renal arteries branches of the abdominal aorta that supply the kidneys What is a result from a deficit in the production of thyrotropin-releasing hormone? The thyroid gland does not produce a sufficient amount of its primary hormone. What hormones is released and stimulates uterine contractions during childbirth? Oxytocin Oxytocin A hormone made by the hypothalamus and released by the posterior pituitary. Positive feedback Is a mechanism that stimulates glandular secretions to continue to increase, temporarily pushing levels further out of the homeostasis, until a particular biological effect is reached, such as the expulsion of the fetus during childbirth. Inhibited function of the sweat glands could result loss of the ability to regulate body temperature. What provides a practical means of warming the body via integumental thermoregulation? cutaneous vasoconstriction What is a result of inhibited osteoblast function at the epiphyseal plate? Mineralization will not occur in this location. If mineral reabsorption is prevented, and calcium is not removed from bone, what occurs? The resulting pathology is called hypocalcemia

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