The common name for the MP joints is "knuckles."
Answer the following statement true (T) or false (F)
True
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Whole muscle tension depends on all of the following except
a. number of muscle fibers contracting b. tension produced by each contracting fiber c. extent of motor-unit recruitment d. frequency of stimulation e. the proportion of each motor unit used at any given time
Using this assay, glucose concentration is _______.
A) directly proportional to the volume of blood sampled B) inversely proportional to the volume of blood sampled C) inversely proportional to optical density D) directly proportional to optical density
Which of the following events occurs first in the overall process of muscle stimulation?
A. Myosin heads bind to receptor sites on thin filaments. B. Acetylcholine is released into the synaptic cleft. C. Calcium ions are released from the sarcoplasmic reticulum. D. Sodium and potassium channels open in the sarcolemma. E. Calcium ions bind to troponin.
Many forms of birth control prevent ovulation, although follicular maturation continues to occur. Which of the following would NOT occur in a woman on one of these forms of birth control?
A. Completion of the first meiotic division of the oocyte B. Expulsion of the corpus luteum from the ovary C. Expulsion of the thecal cells onto the ovarian surface D. All of these will still occur E. The second meiotic division of the oocyte