Which one of the following symptoms is most typical of hypertension?
A) feeling dizzy and faint
B) rapid heart rate
C) very slow heart rate
D) loss of appetite
E) most often there are no symptoms
E
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One of the actions of the birth control pill is to
a. prevent FSH and LH from being released from the hypothalamus. b. prevent ovulation. c. stop development of the uterine lining. d. increase plasma testosterone levels. e. synchronize the body’s biological clock.
The similar bones present in a human hand and a bat wing are examples of _____.
a. homologous structures b. superfluous organs c. ?extra appendage d. ?analogous structures e. ?vestigial structures
What would happen if a woman took supplemental estrogen and progesterone beyond the 21 day of
her menstrual cycle? What will be an ideal response?
An electron microscope has a higher resolution, or ability to see small things, than a light microscope. This is because electrons
A) pass through objects more easily. B) have a smaller wavelength. C) outline specimens more readily. D) immobilize the object they are magnifying.