Answer to Question 1
Answer: The pons is responsible for inhibiting the release of neurotransmitters necessary for large-scale muscle movement; it is a protective mechanism that prevents the sleeper from physically acting out dreams. Although body movement is reduced, respiration, auditory nerves, and eye muscles continue to function.
Answer to Question 2
Answer: Stage 1: falling asleep; Stage 2: light sleep; Stage 3: beginning of deep sleep; Stage 4; deep sleep; Stage 5: dreaming occurs (REM sleep only present in Stage 5)
Role of calcium, tropomyosin, and troponin in cross-bridge cycling.
Persian leopard (Panthera pardus ciscaucasica), also called Caucasian leopard
The meninges. This figure illustrates the location and structure of each layer of the meninges and t
Rat Brain and Skull
Summary of major brain structures.
Posterior view of midbrain in relation to brain stem