Beta receptor stimulation results in all of the following effects, EXCEPT:
A) positive cardiac inotropy.
B) positive cardiac chronotropy.
C) vascular smooth muscle contraction.
D) relaxation of bronchiole smooth muscle
Answer: C) vascular smooth muscle contraction.
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Brian decided to enter a 5-mile race designed to raise money for a class trip. He did not do any preconditioning, nor has he ever jogged before. The morning after the race, Brian had so much pain in both his legs, he was unable to go to school. What caused this pain?
What will be an ideal response?
The larger the receptive field, the
A) larger the area of the somatosensory cortex in the brain that perceives the sensation. B) fewer primary sensory neurons are involved. C) more primary sensory neurons synapse on a secondary sensory neuron. D) stronger the stimulus intensity required to activate a sensory receptor.
The SNARE complex provides
a. allows recognition of foreign proteins after they enter a cell b. a way for a certain enzyme to bind with the correct substrate c. a means to deliver vesicles to an appropriate site d. a mechanism necessary for receptor mediated endocytosis to occur e. all of the functions listed above
Which of the following combining forms means lower back?
A. phalang/o B. femor/o C. maxill/o D. lumb/o