In the spinothalamic pathway, the sensory neuron that synapses with a neuron in the cerebral cortex is called the ________ neuron
A) first-order
B) second-order
C) third-order
D) fourth-order
E) receptive
C
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This portion of the brain ensures that skeletal muscle contraction follows the correct pattern leading to smooth, coordinated movements.
A. Epithalamus B. Cerebrum C. Medulla oblongata D. Pons E. Cerebellum
The renal pelvis receives urine from the ________.
A. renal pyramids B. major calyces C. minor calyces D. ureters
G cells of the stomach secrete
A) cholecystokinin. B) secretin. C) gastrin. D) enteropeptidase. E) pepsin.
Which occurs FIRST as a result of ATP binding to myosin?
A. Actin binds to myosin. B. Cross-bridges rotate, sliding past the thin filament. C. Cross-bridge heads are cocked into an "energized" state. D. Actin dissociates from myosin. E. Ca2+ is released from the sarcoplasmic reticulum.