Where do B-lymphocytes develop immunocompetence?
A. Blood
B. Red bone marrow
C. Spleen
D. Lymph nodes
E. Thymus gland
Answer: B
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A lumbar puncture is
A) a procedure to correct a spinal cord injury. B) a blockage in peripheral nerve transmission. C) a test of the pressure that the cerebrospinal fluid is under. D) an infection of the cerebrospinal fluid.
The prevertebral ganglion that receives axons that originate in the L1-L2 segments of the spinal cord is the ________ ganglion.
A. superior mesenteric B. inferior mesenteric C. splenic D. celiac E. hepatic
Regarding schizophrenia,
A. it is a family of mental disorders that involves disturbances of thinking, perceiving and control of motor activity. B. its symptoms can include paranoid delusions and hallucinations. C. it probably has a hereditary component. D. both "it is a family of mental disorders that involves disturbances of thinking, perceiving and control of motor activity" and "its symptoms can include paranoid delusions and hallucinations" are correct. E. all of the choices are correct.
Bulk filtration occurs as a result of
A. concentration gradients. B. the expenditure of energy in the form of ATP. C. hydrostatic pressure. D. ion pumps. E. molecular movement with carrier assistance.