To detect the presence of bacterial infections such as chlamydia and gonorrhea, a urine sample is ordered. This makes sense because ________.
A. the urethra traps pathogens
B. urine from a healthy individual is sterile
C. glomerular filtrate cannot be changed once it leaves the collecting ducts
D. urea is found in urine
Answer: B
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Which of the following is most likely to result from an aneurysm in a brain artery?
A) hypotension B) quadriplegia C) stroke D) myocardial infarction E) pulmonary embolism
The metatarsal pad is located on the __________ surface of the metatarsal area
Fill in the blank(s) with correct word
Synovial fluid is
A. a watery fluid produced by capsular ligaments. B. an oily fluid produced by articular cartilage. C. a watery fluid produced by hyaline cartilage. D. an oily fluid produced by the synovial membrane.
Which of the following is not contained in the axoplasm of the axon?
A) neurotubules B) mitochondria C) vesicles D) neurofibrils E) Nissl bodies