Answer the following statement(s) true (T) or false (F)
1. Nephrons are microscopic structures within the kidneys that filter blood, remove waste products, and form urine.
2. Nephrons consist of only a renal corpuscle.
3. Afferent arterioles bring blood to the tightly packed, increasingly narrow capillaries of the glomeruli, filtering the blood by forcing it through the capillary walls.
4. Tubular secretion is the first process of urine formation.
5. Urea and uric acid are waste products formed by the breakdown of proteins and nucleic acids, and the elimination of these waste materials assists in maintaining the body's acid-base balance.
1. True
2. False
3. True
4. False
5. True
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A student in a science lab has had an unknown chemical splashed into her eye. After assessing the airway, breathing, and circulation, the EMT would immediately:
A) examine the pupils and structures of the eye for damage. B) identify the chemical and whether or not a neutralizing solution can be used. C) flush the eye with copious amounts of tap water. D) cover both eyes with sterile dressing and provide rapid transport to the hospital.
The acid elution test for hemoglobin F was performed on a patient sample, and examination of the slide revealed an uneven distribution of hemoglobin F within the erythrocytes. Control slides were acceptable
Which of the following is associated with this observation? a. Iron deficiency anemia b. Sickle cell anemia c. Pernicious anemia d. Hereditary persistence of fetal hemoglobin