Maury fell from a ladder and broke his calcaneus. What body region sustained damage?
A) wrist B) palm C) ankle D) heel
Answer: D
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Which of the following articulate in the mandibular fossa?
A) condylar process B) mastoid process C) acromion process D) coronoid process E) zygomatic process
In what ways is muscle myosin II the same as the myosin used in vesicle travel?
A) They have the same unitary displacement. B) They have the same length of duty cycle. C) Myosin attaches to actin. D) There is a chance myosin can drift away from actin.
The anterior portion of the palate that is supported by bone is called the ________
A) soft palate B) glottis C) epiglottis D) hard palate
The plasma membrane of an excitable cell is more permeable to potassium ions because
A. of its positive electrical charge. B. there are more leak ion channels for K+ than Na+. C. protein molecules cannot exit through the cell membrane. D. calcium ions block Na+ and Cl- channels. E. there are more gated channels for K+.