The venous sinuses in the cranial cavity drain blood into the
A. cephalic vein.
B. internal jugular vein.
C. internal carotid vein.
D. brachiocephalic vein.
E. carotid artery.
B
You might also like to view...
A muscle that decreases the size of an opening is a
a) rotator. b) tensor. c) pronator. d) sphincter. e) depressor.
Precocious puberty in girls can result from hypersecretion of nongonadal steroids. In such girls, there is early breast development, onset of menses, and ovulation of viable eggs. This can occur by age 7 or even earlier. Which hormone(s) and nongonadal endocrine gland(s) may be responsible? Can the responsible gland(s) be safely removed? Explain. How might this condition be treated without
surgery? What permanent nonsexual consequences may result from not treating this condition? What will be an ideal response?
Marcus exhales normally; then, using forced expiration, he exhales as much air as possible. The volume of air still remaining in his lungs is called ________.
A. inspiratory reserve volume B. vital capacity C. tidal volume D. residual volume E. expiratory reserve volume
Hemoglobin that has oxygen attached is called ________.
A. oxyhemoglobin B. globoxygen C. deoxyhemoglobin D. hemoglobin-oxygen complex E. carbaminohemoglobin