An image of a typical chest X-ray shows a ________ view of the thoracic region.
A. lateral
B. transverse
C. frontal
D. oblique
E. sagittal
Answer: C
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From which primary germ layer does the epithelial lining of the digestive system and the blood vessels develop?
A. Mesoderm B. Endoderm C. Ectoderm D. None of these choices are correct for both systems.
The action of the rhomboid major muscle is to
A) depress and protract the shoulder. B) adduct and rotate the scapula downward. C) abduct the scapula. D) elevate the scapula. E) All of the answers are correct.
The bending movements of cilia and flagella
a. are associated with microtubules and kinesin b. involve the alternate assembly and disassembly of actin filaments c. are produced when dynein motors pull adjacent microtubule doublets past each other d. involves dynein action on microfilaments e. involves myosin action on intermediate filaments
Extensibility refers to the ability of a muscle to stretch.
Answer the following statement true (T) or false (F)