An example of a partial but sustained contraction is
A. muscle tone.
B. eye blinking.
C. a twitch.
D. knee jerking.
Answer: A
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An elderly woman, with extensive osteoarthritis of her left hip joint, entered the hospital to have a total hip joint replacement (prosthesis implantation)
After surgery, her left hip had to be maintained in abduction to prevent dislocation of the prosthesis while healing was occurring. An abduction pillow was used to keep the legs apart, especially when lying on her side. Name the abductor muscles and describe the action of each that need to be strengthened in order to help maintain abduction. What will be an ideal response
Answer the following statements true (T) or false (F)
1. Obligatory water reabsorption involves the movement of water along an osmotic gradient. 2. Having a kinked ureter is called renal ptosis. 3. Adipose tissue is one of the most hydrated of all tissues in the human body. 4. The most abundant cation in intracellular fluid is sodium. 5. Electrolytes determine most of the chemical and physical reactions of the body.
The filtration pressure in the glomerulus is determined by the balance of which two pressures?
a) venous osmotic b) colloid osmotic c) blood hydrostatic d) lymphatic
The largest percentage of water is located in what "compartment"?
a. synovial fluids b. plasma c. interstitial fluids d. intracellular fluids e. extracellular fluids