★ Eye and Ear Quiz
The coiled, fluid-filled tube in which sound waves trigger nerve impulses is called the
A. eustachian tube
B. auditory canal
C. semicircular canal
D. cochlea
E. vestibular apparatus
Select your answer:

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Cell › ViewThe spherical structured organelle that contains the genetic material is-
A. Mitochondria
B. Nucleus
C. Ribosomes
D. Cell wall
Anatomy and Histology › View
Which filaments are involved in muscle contraction?
A. Actin and Myosin
B. Troponin and Tropomyosin
C. Myoglobin and Myofibrils
D. Sarcoplasm and Sarcolemma