Structure H is the
A) thick myofilament.
B) thin myofilament.
C) Z line.
D) H band.
E) M lines.
B) thin myofilament.
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The centriole is a whiplike organelle used for cell movement
Indicate whether the statement is true or false.
Which of the following muscles allows you to curl your toes?
A. Flexor digitorum brevis B. Plantar interossei C. Abductor digiti minimi D. Extensor digitorum brevis
Sympathetic stimulation causes
A. mesangial cells to release angiotensin, which ultimately leads to granular cell contraction. B. mesangial cells to release angiotensin, which ultimately leads to granular cell relaxation. C. granular cells to release renin, which ultimately leads to mesangial cell contraction. D. granular cells to release renin, which ultimately leads to mesangial cell relaxation. E. inhibited release of erythropoietin and contraction of granular and mesangial cells.
Articular cartilage found at the ends of the long bones serves to ________.
A) attach tendons B) produce red blood cells (hemopoiesis) C) provide a smooth surface at the ends of synovial joints D) form the synovial membrane