The figure illustrates a posterior view of the right knee joint. What does "B" represent?
A. medial (tibial) collateral ligament (MCL)
B. posterior cruciate ligament (PCL)
C. anterior cruciate ligament (ACL)
D. lateral (fibular) collateral ligament (LCL)
E. lateral meniscus
A
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When a cell __________, the charge difference between the intracellular and extracellular fluids decreases
Fill in the blank with the correct word.
Nerve impulses for the sense of hearing are initiated in the spiral organ (organ of Corti) and then travel through the _____ to the _____
a) cochlear branch of cranial nerve VIII; pons b) cochlear branch of cranial nerve VIII; medulla oblongata c) vestibular branch of cranial nerve VIII; pons d) vestibular branch of cranial nerve VIII; medulla oblongata e) facial nerve; auditory cortex
Which portion of the brainstem is continuous with the spinal cord?
A. medulla oblongata B. midbrain C. pons D. thalamus E. cerebral peduncles
Which integration center listed below is found in the reflex arc for defecation?
A. The rectal wall B. Spinal cord C. Stretch receptors in the rectal wall D. Motor neurons in the rectal wall