Which of the structures listed below contains cerebrospinal fluid?
a) Epidural space
b) Subarachnoid space
c) Dural space
d) Meninx
e) Pia mater
b
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Different alleles of the same gene are said to be
A) recessive. B) dominant. C) heterozygous. D) homozygous.
Describe the three classes of mechanoreceptors
A) proprioceptors, which monitor the positions of bones, joints, and muscles; baroreceptors, which detect changes in pressure; and tactile receptors, which respond to the sense of touch B) proprioceptors, which respond to the sense of touch; baroreceptors, which detect changes in pressure; and tactile receptors, which monitor the positions of bones, joints, and muscles C) proprioceptors, which monitor the positions of bones, joints, and muscles; baroreceptors, which respond to the sense of touch; and tactile receptors, which detect changes in pressure D) proprioceptors, which detect changes in pressure; baroreceptors, which monitor the positions of bones, joints, and muscles; and tactile receptors, which respond to the sense of touch E) proprioceptors, which respond to the sense of touch; baroreceptors, which monitor the positions of bones, joints, and muscles; and tactile receptors, which detect changes in pressure
What is the longest timeframe that sperm can survive in the female reproductive tract?
a. 24 hours b. 48 hours c. 72 hours d. 5 days e. 7 days
Which type of bone cell is a large cell that forms from fusion of several precursor cells?
A. Osteochondral progenitor cell B. Osteoblast C. Osteoclast D. Osteocyte