Potassium ions move across the cell membrane during depolarization of a neuron.
Answer the following statement true (T) or false (F)
False
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A hormone whose effects last a long time has a ________ half-life.
Fill in the blank(s) with the appropriate word(s).
Preganglionic neurons are supplied to the submandibular ganglion by which cranial nerve?
a) Oculomotor (III) nerve (cranial nerve III) b) Facial (VII) nerve (cranial nerve VII) c) Glossopharyngeal (IX) nerve (cranial nerve IX) d) Vagus (X) nerve (cranial nerve X) e) None of these choices
Gametes are produced by ________.
A) external genitalia. B) sex chromosomes. C) autosomes. D) internal genitalia. E) gonads.
Why do odors evoke strong emotional responses?
A. Fibers of the olfactory nerve synapse at the olfactory bulb, an important emotional center. B. Signals project from the olfactory cortex to the hippocampus, amygdala, and hypothalamus, all parts of the limbic system. C. Some olfactory signals pass through the thalamus and are routed to the cingulate gyrus of the limbic system. D. Olfactory tracts project to the cortex without synapsing at the thalamus. E. Signals travel from the olfactory cortex to the orbitofrontal cortex, which is involved in emotional memory.