Menstruation is triggered by a drop in the level(s) of __________.
A) LH.
B) estrogen and progesterone.
C) human chorionic gonadotropin.
D) FSH.
E) relaxin.
B) estrogen and progesterone.
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Autoimmune diseases are an example of a(n) ________ response by the immune system.
A) incorrect B) lack of C) overactive D) None of the answers are correct.
Usually spread through contaminated feces, ________________________________________ causes gastrointestinal disease in dogs and systemic disease in cats
Fill in the blank(s) with correct word
Axons of the corticobulbar tracts
A. do not pass through the spinal cord, as they synapse with lower motor neurons in brainstem cranial nuclei. B. do not pass through the spinal cord, as they synapse with cerebellar Purkinje cells. C. descend in the anterior funiculus of the spinal cord and synapse with lateral horn motor neurons. D. descend in the lateral funiculus of the spinal cord and synapse with anterior horn motor neurons. E. connect the supplementary motor cortex with the primary motor cortex.
Which of the following would be an example of neural inhibition of hormonal secretion?
A. Hypothalamic regulatory hormones increase anterior pituitary secretion. B. A decrease in calcium levels in the blood stimulates the release of PTH from the parathyroid glands. C. Increased sympathetic activity leads to a decrease in insulin production. D. Increased parasympathetic activity leads to an increase in insulin secretion.