Which cranial bone forms the bony eyebrow ridges and roofs of the orbits?
A. Sphenoid
B. Maxilla
C. Zygomatic
D. Frontal
E. Temporal
Answer: D
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The quadratus lumborum muscles are found in both the abdominal and pelvic cavities.
Answer the following statement true (T) or false (F)
Which of the choices below describes the forces that act to pull the lungs away from the thorax wall and thus collapse the lungs?
A) compliance and transpulmonary pressures B) compliance and the surface tension of the alveolar fluid C) the natural tendency for the lungs to recoil and the surface tension of the alveolar fluid D) the natural tendency for the lungs to recoil and transpulmonary pressures
When a muscle is stimulated to contract, calcium release channels in the SR will release Ca2+ via ________.
A. facilitated diffusion B. simple diffusion C. exocytosis D. active transport
Gray matter consists of bundles of myelinated axons
Indicate whether the statement is true or false.