Areas of a myelinated axon that are not covered by myelin are called
A) gray matter.
B) internodes.
C) white matter.
D) nodes.
E) All of the answers are correct.
D) nodes.
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The uvula is
A. part of the tongue. B. a flap of tissue that keeps food from entering the trachea. C. a projection from the soft palate. D. a type of tooth.
The portion of the urethra that penetrates the urogenital diaphragm is the
A) membranous urethra. B) penile urethra. C) corpus spongiosum. D) spongy urethra. E) vascular urethra.
____________________ is a pathophysiological condition in which nerve cells lose their myelin sheath
Fill in the blank(s) with correct word
Negative feedback inhibition occurs when ________.
A. thyroid hormone (TH) targets the anterior pituitary B. thyrotropin-releasing hormone (TRH) causes the anterior pituitary to release thyroid-stimulating hormone (TSH) C. thyroid-stimulating hormone (TSH) targets the thyroid gland D. thyrotropin-releasing hormone (TRH) targets the thyroid gland E. thyrotropin-releasing hormone (TRH) targets the anterior pituitary