Answer the following questions true (T) or false (F)
1. The loss of potassium ions from the cell during the repolarization stage restores a membrane potential of -90 mV.
2. The entry of acetylcholine into a muscle cell through ligand-gated ion channels depolarizes the sarcolemma locally.
3. ATP is required for a power stroke to be repeated during the contraction cycle.
1. TRUE
2. FALSE
3. TRUE
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The action potential impulse is passing through the AV node between the P wave and QRS complex
Indicate whether the statement is true or false
Association areas
A. correlate similar functions from different lobes on the same side of the brain. B. integrate new sensory inputs with memories of past experiences. C. integrate outgoing motor information. D. correlate similar functions from the same lobes on the opposite side of the brain. E. correlate information from opposite sides of the brain.
Which of the following bones is paired?
A. mandible B. vomer C. occipital D. sphenoid E. temporal
The most numerous blood cells are ________
A) neutrophils B) monocytes C) lymphocytes D) red blood cells