The cuticle is the:
a. outer layer of the hair
b. the location of the nail matrix
c. the location of the hair matrix
d. the skin under a nail
Answer: a. outer layer of the hair
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The initial energy "investment" needed to start a chemical reaction in a cell is called the
a) energy of products. b) energy of reactants. c) potential energy. d) Gibb's free energy. e) activation energy.
All sensory information, except for smell and proprioception, passes through this area of the brain, called the ________
A) thalamus B) hypothalamus C) frontal lobe D) basal nuclei
The proper sequence of eye layers from the outermost to the innermost layer isa: Neural tunicb: Fatty tunicc: Vascular tunicd: Fibrous tunic
A. b, a, c B. a, b, d C. a, b, c D. c, a, d E. d, c, a
Summation that results from the cumulative effect of multiple synapses at multiple places on the neuron is designated:
A) spatial summation. B) hyperpolarization. C) temporal summation. D) impulse transmission.