The ossicles of the middle ear comprise three small bones: the ________
Fill in the blank(s) with correct word
Ans: malleus, incus, and stapes
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A ____________________________________________________________ occurs when an animal continues to strain after parturition and the uterus turns inside out
Fill in the blank(s) with correct word
Steroid hormones differ from peptide hormones in that all steroid hormones are known to bind nuclear receptors
Indicate whether the statement is true or false
Which of the following would lead to a decrease in heart rate?
a. Exercise b. Norepinephrine c. Sharply decreased blood volume d. Parasympathetic stimulation
Why does inhaling deeply and slowly through the nose help to identify an odor?
A. Threshold for odor detection is high. B. More air containing the odor is brought into contact with the olfactory epithelium. C. Receptors in the olfactory epithelium are highly specific. D. The tissue needs more time in contact with the odor. E. Impulses originate slowly in the olfactory epithelium.