Which is FALSE about neurons?
A. An individual neuron can receive information from multiple other neurons.
B. A neuron receives information on its axons and delivers it to other neurons through its dendrites.
C. An individual neuron can transmit information to multiple other neurons.
D. A given neuron can be either a presynaptic neuron or a postsynaptic neuron.
E. A neuron can simultaneously release more than one type of neurotransmitter.
Answer: B
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The epiphyseal cartilage connects to the diaphysis by a narrow zone called the
A) lacuna. B) medulla. C) periosteum. D) metaphysis. E) endosteum.
Describe the three phases of gastric regulation. Be sure to include the appropriate local, neural and hormonal responses for each phase
Which of the following substance is mismatched with its role in the body?
A. Vitamin D - obtained by synthesis or ingestion B. Vitamin C - necessary for collagen synthesis C. Sex hormones - cause spurt of growth at puberty D. Vitamin D - aids calcium absorption E. Parathyroid hormone - increases calcium loss in the kidneys
Which of the following exemplifies a positive feedback process happening in bone mineral deposition?
A) Solubility product is reached in the tissue fluids. B) Collagen is digested by enzymes and hydroxyapatite by hydrochloric acid. C) Osteoblasts neutralize inhibitors that prevent bone resorption. D) The first few crystals that form attract more calcium and phosphate. E) Osteoclasts secrete acid phosphatase that digests collagen.