Dural venous sinuses are areas where
A. glial cells are formed.
B. large numbers of nuclei congregate.
C. cerebrospinal fluid is stored.
D. the meningeal and periosteal layers separate to form large blood-filled spaces.
E. cerebrospinal fluid is produced.
Answer: D
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Indicate whether the statement is true or false
Which of the flowing explanations best describes why olfaction can elicit powerful emotional responses?
-These emotional responses are associated with memory engrams formed from the hippocampus. -Olfactory stimulation is processed through the motor cortex of the cerebrum. -Olfactory stimulation is relayed from the processing center in the thalamus for widespread distribution in the cerebral cortex. -Olfactory information is relayed directly to the hypothalamus and limbic system.
Matching
A) A B) E C) D D) C E) B 1) Connective tissue sheath surrounding individual muscle fibers. 2) Bundle of muscle cells surrounded by a perimysium. 3) Connective tissue covering the exterior of a muscle organ. 4) Connective tissue surrounding muscle fiber bundles. 5) Individual muscle fiber.
Compare short reflexes with long reflexes
A) Short reflexes are autonomic responses that bypass the CNS, whereas long reflexes involve interneurons within the CNS and autonomic delivery of motor commands to the effectors. B) Short reflexes involve interneurons within the CNS and autonomic delivery of motor commands to the effectors, whereas long reflexes are autonomic responses that bypass the CNS. C) Short reflexes predominantly coordinate the activities of an entire organ, whereas long reflexes predominantly control very simple motor responses in one small part of a target organ. D) Short reflexes control many different peripheral effectors, whereas long reflexes predominate in the enteric nervous system. E) Short reflexes involve processing in the brainstem, whereas long reflexes involve processing in the cerebrum.