A subcutaneous injection delivers medication into the ________.
A. joint
B. subcutaneous layer
C. muscle
D. dermis
E. epidermis
Answer: B
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The elevated ridges within the semicircular canals that support the hair cells are known as
A) ampullary crests. B) maculae. C) canals. D) vestibules. E) otoliths.
To calculate GFR, the concentration of a marker molecule is measured in both the blood and the urine, and the total volume of urine produced is also measured. Which of the following sets of results indicates the highest GFR?
A. High concentration of the marker in the blood, high volume of urine, low concentration of the marker in the urine B. High concentration of the marker in the urine, high volume of urine, low concentration of the marker in the blood C. High concentration of the marker in the urine, low volume of urine, high concentration of the marker in the blood D. High concentration of the marker in the blood, low volume of urine, high concentration of the marker in the blood
Enzymes are often useful as diagnostic tools. How?
A) The liver releases enzymes that accumulate in the urine. B) Enzymes destroy pathogenic bacteria so blood levels of bacteria decline. C) Damaged cells release enzymes into the blood that can be detected. D) Enzymes destroy damaged cells so X-rays reveal smaller body organs.
Match the appropriate characteristic with the type of immunity.A. Innate immunityB. Antibody-mediated immunityC. Cell-mediated immunityD. Both antibody-mediated and cell-mediated immunityE. Innate immunity, antibody-mediated immunity, and cell-mediated immunityAntibodies produced
Fill in the blank(s) with the appropriate word(s).