An autocrine secretion affects cells far away
Indicate whether the statement is true or false
FALSE
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How does the sliding mechanism of the sliding filament theory work?
What will be an ideal response?
The left atrium
A. receives oxygen-poor blood from the body tissues. B. receives oxygen-rich blood from the lungs. C. pumps oxygen-rich blood toward the body tissues. D. pumps oxygen-poor blood to the lungs.
An individual with a "double-jointed" thumb can pull it back towards the wrist much farther than normal. What does it mean to be "double-jointed?"
A) the additional joint present doubles the range of motion B) articular cartilage at bone ends is replaced with hyaline cartilage C) greater than normal production of serous fluid lubricates the joint and extends it D) the joint capsules and ligaments are more stretchy and loose than normal
The largest fenestrae are seen in _____ capillaries while the smallest fenestrae are seen in ____ capillaries
A. fenestrated; sinusoidal B. continuous; sinusoidal C. continuous; fenestrated D. sinusoidal; continuous E. sinusoidal; fenestrated