Discussion:
Nervous System Questions
A) Functional Organization of Nervous Tissue
1. In hyperpolarization...
2. A stimulus either causes an action potential or it doesn't. This is called
3. The absolute refractory period assures
4. Neurotransmitters are released from the
5. When a neurotransmitter binds to its receptor and increases the permeability of the postsynaptic membrane to sodium ions,
B) Spinal Cord and Spinal Nerves
1. An injury to the wrist that results in edema in the carpal tunnel would compress the
2. Adduction of the thigh involves the ____________.
3. What does "C" represent?
4. What does "D" represent?
5. What does "E" represent?
C) Brain and Cranial Nerves
1. Dentists anesthetize a portion of the _____ nerve to stop pain impulses from the teeth.
2. Which nerve has branches that extend to the thoracic and abdominal viscera?
3. This is a midsagittal section of the right half of the brain. What does "B" represent?
4. This is a lateral view of the brain. What does "B" represent?
5. What does "B" represent on the diagram of the skull and brain?
D) Integration of Nervous System Functions
1. Lesion of the basal nuclei could cause
2. Which of these activities is associated with the right cerebral hemisphere in most people?
3. A baseball pitcher was hit on the side of the head by a line drive. When he was revived, he could not remember how many balls and strikes the batter had. This was because
4. The diagram illustrates sensory nerve endings in the skin. What structure does "B" represent?
5. The diagram illustrates sensory nerve endings in the skin. What is the function of "E"?