The type of muscle fibers that are striated, form Y-shaped branches, and have junctions called intercalated discs are
A. skeletal and voluntary.
B. smooth.
C. voluntary.
D. cardiac.
E. skeletal.
Answer: D
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Where is the saccule located?
A. In the auditory tube B. Lateral to the auditory ossicles C. Within the vestibule D. Within the cochlea E. Within the middle ear
Each segment of lung tissue is divided into a number of ____ wrapped in elastic connective tissue with a lymphatic, an arteriole, a venule, and bronchioles from a terminal bronchiole
a. alveolus
b. meatus
c. septa
d. lobules
Angiotensin II produces a coordinated elevation in the ECF volume by all of the following mechanisms except
A) stimulating thirst. B) causing the release of ADH. C) triggering the production and secretion of aldosterone. D) stimulating the kidneys to conserve sodium. E) increasing PNS activity.
Which of the following bones is not weight bearing?
A) femur B) tibia C) fibula D) talus