The nodes of Ranvier are formed by the open patches of axon when oligodendrocytes wrap themselves "jelly roll fashion" around the axon
Indicate whether the statement is true or false
T
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Which type of innervation causes the heart rate to increase?
A. Parasympathetic B. Sympathetic
Which of the following neurotransmitters is typically NOT classified as a biogenic amine?
A) Acetylcholine B) Serotonin C) Epinephrine D) Dopamine
Thyroid-stimulating hormone (TSH) is secreted by the
A. hypothalamus, and it targets cells of the posterior pituitary gland B. hypothalamus, and it targets cells of the anterior pituitary gland. C. anterior pituitary, and it targets follicular cells of the thyroid gland. D. posterior pituitary, and it targets parafollicular cells of the thyroid gland. E. thyroid gland, and it targets cells of the parathyroid gland.
The most acidic solution would have a pH of
A) 0. B) 7. C) 14. D) 4. E) 10.