What is the large C-shaped mass of white matter that consists of nerve fibers that connect the two cerebral hemispheres?
A. corpus callosum
B. infundibulum
C. intermediate mass
D. vermis
E. gyrus
A
You might also like to view...
Which of the following statements is correct?
A) Myelin sheaths form an insulating layer around the axons of neurons in the central and peripheral nervous systems. These structures function to slow the transmission of impulses along the axon. B) Myelin sheaths form an insulating layer around the axons of neurons in the central and peripheral nervous systems. These structures function to speed up the transmission of impulses along the axon. C) Myelin sheaths form an insulating layer around the axons of neurons only in the peripheral nervous system. These structures function to speed up the transmission of impulses along the axon. D) Myelin sheaths form an insulating layer around the cell bodies of neurons in the central and peripheral nervous systems. These structures function to speed up the transmission of impulses along the axon.
IgE antibodies are common mediators for allergic reactions
Indicate whether the statement is true or false
The promoter sequence of nucleotides in a gene is present on both strands of the DNA molecule, allowing transcription of both strands
Indicate whether the statement is true or false.
Tetanus toxin
a. binds with glycine receptors, thus blocking the action of this inhibitory neurotransmitter b. destroys dopamine in the region of the brain involved in controlling complex movements c. prevents the release of GABA that inhibits neurons that innervate skeletal muscle cells d. promotes presynaptic facilitation e. causes IPSPs to occur on skeletal muscle cell membranes