Which of the following resulted in an increase in tidal volume above the normal value?
A.emphysema
B. moderate exercise
C. moderate exercise, acute asthma attack plus inhaler and emphysema
D .acute asthma attack plus inhaler
Answer: B. moderate exercise
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Cardiomyocytes have a much longer repolarization period than skeletal muscles due to their
A) Voltage-sensitive Na+ channels. B) Voltage-sensitive Ca2+ channels. C) Voltage-sensitive K+ channels. D) Voltage-sensitive Cl- channels.
Which of the following glands regulates metabolism and iodine uptake?
A) thyroid B) posterior pituitary C) adrenal D) anterior pituitary
The pain a person experiences with acute appendicitis results from stimulating nerve endings called ________.
A. visceroreceptors B. appendoreceptors C. painreceptors D. internoreceptors E. proprioceptors
The ________ of a muscle refers to the identity of the nerve that stimulates it.
Fill in the blank(s) with the appropriate word(s).