Growth hormone
a. directly stimulates bone growth
b. exerts its effects on bones via somatomedin release
c. promotes closure of the epiphyseal plate
d. does both a and c
e. does both b and c
B
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In the following AP radiograph of the inferior thoracic and lumbosacral parts of the vertebral column, the arrow points to the:
A) spinous process of L3. B) spinous process of L4. C) spinous process of L5. D) median sacral crest. E) lamina of L5.
Cytoplasm consists of ______, structures within cells that perform specialized tasks, suspended in fluid called ______
Endosomes....cytoskeleton Organelles...cytosol Cytoskeleton....matrix Cristiae...cisternae
The pulse pressure is ________
A) systolic pressure plus diastolic pressure B) systolic pressure minus diastolic pressure C) systolic pressure divided by the diastolic pressure D) None of the listed responses is correct.
Which of the following is the A band within a myofibril?
A) the length of the actin myofilaments B) the length of the myosin myofilaments C) the width of the Z disks D) gaps between the actin and myosin myofilaments