Which of the following structures is most like the receptor of a homeostatic control mechanism?
A. The mechanism that opens the automatic door at the local grocery store
B. The mechanism that detects a decrease in tire pressure on an automobile
C. The heating element of a hot water heater
D. All of the choices are correct.
Answer: B
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The extrapyramidal tracts begin at the motor cortex of the frontal lobe and synapse in the medulla before descending the spinal cord.
Answer the following statement true (T) or false (F)
Most of the circulating blood can be found in ________.
A. veins B. arterioles C. capillaries D. arteries
Which muscle attaches to the zygomatic arch and angle of the mandible?
A. Buccinator B. Temporalis C. Genioglossus D. Masseter E. Zygomaticus major
Which cells are commonly found wedged between simple columnar epithelial cells?
A) goblet cells B) mast cells C) macrophages D) cilia