The bones of the chest form a thoracic cage that is ________ because of cartilaginous connections that ________ movement during the process of breathing.
A. rigid; prevent
B. flexible; allow for
C. tense; restrict
D. loose; excite
Answer: B
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With increased age, skeletal muscles show
A. a tendency to fatigue less rapidly. B. an increase in muscle fiber diameter. C. a decrease in the number of myofibrils. D. no change in oxygen storage capability. E. increased glycogen reserves.
The central canal of a osteon houses __________
a. blood vessels b. nerves c. lymphatic vessels d. All of the above
The ridges in the cerebrum are called:
a. sulci b. gyri c. corpus callosum d. cerebral nuclei
A patient experiences difficulty exhaling after taking a normal, full breath during a test of pulmonary function. The patient likely has a restrictive lung disorder, characterized by pulmonary fibrosis. This decreases the elastic recoil of the lungs.
Answer the following statement true (T) or false (F)