The __________ is a continuation of the central nervous system and exits the skull through the _______.
A) vagus nerve, spinal cord
B) spinal cord, foramen magnum
C) brainstem, vertebral foramen
D) medulla, cauda equina
Answer: B) spinal cord, foramen magnum
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BAT growth and thermogenesis are under the control of the
A) Central nervous system. B) Sympathetic nervous system. C) Parasympathetic nervous system. D) All of the above
Cholecalciferol, or __________, is a steroid-like compound essential for Ca2+ absorption in the __________
Fill in the blank(s) with correct word
Arrange the following structures in correct sequence: (1) ureter (2) renal pelvis (3) calyx (4) urinary bladder (5) urethra
A. 1, 2, 3, 4, 5 B. 3, 2, 1, 4, 5 C. 2, 4, 5, 3, 1 D. 3, 4, 1, 2, 5 E. 1, 3, 2, 4, 5
In order to retain heat, what occurs in the skin on a cold day?
A. Blood vessels of the dermis constrict. B. Blood vessels of the dermis dilate. C. Blood vessels of the epidermis constrict. D. Blood vessels of the epidermis dilate.