Which figure exhibits a contraction of the biceps brachii muscle in which its length increases?
a) A
b) B
c) C
d) none of these choices
b
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A butcher who cuts the distal portion of his fingers may have cut the __________ tendon.
A. flexor pollicis longus B. flexor carpi ulnaris C. palmaris longus D. adductor pollicis E. flexor digitorum profundus
Refer to Table 5.1. How can you determine the osmolarity and tonicity of the alien blood and alien cells?
You are walking to school one day when you notice an alien spaceship that has crashed in a nearby field. You and some other physiology students collect samples from the beings inside of the spaceship. First, you collect a liquid sample of what appears to be alien blood so that you can test for the concentration of solutes inside the alien blood cells. You then extract some of these cells, place them in various concentrations of glucose in water, then look at them under the microscope. Below is what happens to the cells when they are placed in various concentrations of glucose:
Functions of the peripheral circulation include all of the following EXCEPT:
A. carries blood to the tissues B. exchanges waste products, and nutrients C. transports hormones and components of the immune system D. pumps blood into the arteries E. directs blood flow to areas of increased need
The mesenteric arteries branch off the abdominal aorta, but the mesenteric veins do not connect directly to the vena cava. Why?
What will be an ideal response?