The superior surface of the talus articulating with the tibia is the head.
Answer the following statement true (T) or false (F)
False
Rationale: The superior surface of the talus articulating with the tibia is the trochlea.
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If neuron Y's neurotransmitter is causing neuron X's membrane potential to decrease, then we would logically conclude that this neurotransmitter causes
a. increased PNa+ and PK+ b. increased PK+ or PCl- c. increased permeability to protein anions d. increased permeability to calcium ions e. None of the above
Negative feedback inhibition occurs when
a. thyroxine stimulates the anterior pituitary. b. TRH stimulates the thyroid gland. c. TSH stimulates the thyroid gland. d. TRH stimulates the anterior pituitary. e. TRH causes the anterior pituitary to release TSH.
A 55-year-old male was admitted to the hospital with heart failure. He complains of increasing shortness of breath on exertion and needing to sleep on three pillows at night. On physical assessment, the nurse determines that his ankles and feet are very swollen. Which of these symptoms reflect left-sided heart failure and which reflect right-sided heart failure?
What will be an ideal response?
Increasing ________ will decrease the amount of mRNA transcript within a cell for a constitutively active gene.
A) ribonuclease activity only B) ribonuclease activity, RNA polymerase activity and siRNA concentration C) siRNA concentration only D) ribonuclease activity and siRNA concentration only E) RNA polymerase activity only