The EEG tracing of a relaxed individual who has closed eyes and is not concentrating on anything in particular is mainly an alpha rhythm
Indicate whether the statement is true or false.
TRUE
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A couple interested in conceiving has been carefully charting her menstrual cycles for many months. Relative to ovulation, what window of time does coitus need to occur in order to achieve fertilization?
What will be an ideal response
Why is normal exhalation passive?
A. Respiratory muscles are relaxing and elastic tissue in the lungs recoils. B. The diaphragm is involuntarily controlled. C. Respiratory muscles are relaxing. D. Elastic tissue in the lungs recoils
In mitral valve prolapse, the mitral valve
A. bulges into the left atrium during ventricular contraction. B. is missing as a result of abnormal development. C. has an extra cusp. D. bulges into the left atrium during ventricular relaxation.
The kidney ducts, bladder, thyroid gland, and tonsils all develop from the primary germ layer called the:
a. ectoderm b. mesoderm c. endoderm d. none of the above