In a push-up, the elbow joint flexes as the person lowers.
Answer the following statement true (T) or false (F)
True
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Plasma is closest in composition to
A) urine. B) isotonic saline solution. C) sterile water. D) CSF. E) interstitial fluid.
What would be the effect of a drug that blocked muscarinic receptors on the smooth muscle of the iris that regulates the size of the pupil?
A. Blood vessels in the anterior part of the eye would constrict. B. The pupil would dilate. C. The eye would focus more clearly on near objects. D. The eye would focus more clearly on distant objects. E. The pupil would constrict.
As a cell grows,
A) its requirement for nutrients increases to a lesser degree than its requirement for oxygen. B) its volume increases to a lesser degree than its surface area. C) the relationship between its surface area and volume remains unchanged. D) its surface area increases to a lesser degree than its volume.
Which of the following types of muscle fatigue are due to calcium imbalances?
A) psychological B) synaptic C) muscular D) axonic