Which of the following makes breathing more difficult?
a. Increased pulmonary compliance
b. Increased airway resistance
c. Decreased elastic recoil
d. both a and c
e. both b and c
E
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Interactions between actin and myosin filaments of the sarcomere are responsible for
A) Muscle fatigue. B) The conduction of neural stimulation to the muscle fiber. C) Muscle contraction. D) Muscle relaxation. E) The striped appearance of skeletal muscle.
Which hormone inhibits the satiety center and stimulates appetite in the short term?
A) Leptin B) Insulin C) Ghrelin D) Glucagon E) Neuropeptide Y
A lesion in the ________ is likely to affect thinking, planning, and overall personality, as this brain region plays a significant role in cognition.
A. reticular activating system B. olfactory bulb C. premotor cortex D. prefrontal cortex
Urine moves through ureters by means of
A. gravity. B. ciliary propulsion. C. filtration. D. peristalsis. E. diffusion.