What do muscarine and nicotine have in common?
What will be an ideal response?
They are both agonists for their receptors
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In a case of immediate hypersensitivity the immune system responds with an allergic response on the first exposure to the allergen
Indicate whether the statement is true or false
During gestation, contraction of the myometrium is inhibited by ________, produced by the placenta
A) progesterone B) estrogen C) oxytocin D) prostaglandins E) inhibin
The cubital or elbow joint is an example of a _____ joint
A. saddle B. hinge C. pivot D. ball and socket E. plane
Why does inhaling deeply and slowly through the nose help to identify an odor?
A. More air containing the odor is brought into contact with the olfactory epithelium. B. Impulses originate slowly in the olfactory epithelium. C. The tissue needs more time in contact with the odor. D. Threshold for odor detection is high. E. Receptors in the olfactory epithelium are highly specific.