Bone resorption is produced by the action of ________, which return bone calcium and phosphate to the blood.
A. calcitonin
B. osteoblasts
C. osteoclasts
D. osteocytes
Answer: C
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Death from organophosphates results from ____________________ failure because the ____________________ remains in a depolarization block and cannot be stimulated to contract again
Fill in the blank(s) with correct word
Which of the following structures secrete(s) an oily lubricant for the surface of the eye?
A. Ciliary body B. Tarsal glands C. Lacrimal glands D. Conjunctiva E. Pigmented epithelium
A possible explanation for the effect of caffeine is that it blocks the receptor for a neuromodulator in the brain called ________, which inhibits ACh release by cholinergic neurons.
A. adenosine B. serotonin C. melatonin D. glycine E. dopamine
Which of the following stages of protein synthesis reads the mRNA strand and assembles a protein based on the sequence of codons present on the mRNA strand?
A. Translation B. Ribosomes C. Transfer D. Transcription