Osteomyelitis means inflammation of the:
A) bone including the bone marrow
B) bone and spinal cord
C) brain and spinal cord (the CNS)
D) bone marrow and spinal cord
B
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Motion sickness seems to ________
A) result from activation of nausea centers in the brain stem B) result from mismatch between visual and vestibular inputs C) respond best to medication that "boosts" vestibular inputs D) respond best to medication taken after salivation and pallor begins
What is the name of the structure that separates the lower chambers of the heart?
A. Atrial mitral valve B. Ventricular SA node C. Interatrial septum D. Interventricular septum
Which of the following is correct about Lanugo hairs?
A) also known as "peach fuzz" B) persists throughout the entire life C) deeply pigmented and somewhat coarse D) exists primarily in fetuses E) never found on the feet
Describe the lumbar plexus and sacral plexus
A) The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments C1-C5; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments C5-T1. B) The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments T12-L4; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments S4-Co1. C) The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments C1-C5; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments S4-Co1. D) The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments L1-L5; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments L4-S5. E) The lumbar plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments T12-L4; the sacral plexus is a nerve network formed by axons from the anterior rami of spinal nerve segments L4-S4.