The somatic nervous system is capable of both the excitation and inhibition of effectors.
Answer the following statement true (T) or false (F)
False
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Listening with a stethoscope just to the right near the tip of the sternum, sounds come
most distinctly from the A) pulmonary valve. B) aortic valve. C) mitral valve. D) tricuspid valve.
The hip joint is a good example of a(n) ________ diarthrosis joint
A) triaxial B) nonaxial C) uniaxial D) biaxial
There is a short period of time in the cardiac cycle, in which all four heart chambers are in diastole.
Answer the following statement true (T) or false (F)
Would you expect gene duplication, such as seen in the Hox gene, to lead to significant changes in evolution of traits?
A) No, because a duplicated gene would most likely carry a deleterious mutation. B) No, because a duplicated gene would be identical to the original gene and perform the original function. C) Yes, because one gene would perform a specific function, but duplicated copies could perform new functions. D) Yes, because the Hox gene controls all traits.