Biology Chapter 8: Cilia, Flagella, and Muscles

Flagellar movement helps in maintaining water current in the canal system of sponges.

Flagellar movement helps in the swimming of spermatozoa.

Flagellar movement helps in the locomotion of Euglena.

Flagellar movement is controlled by the nervous system. (correct)

Controlling activities of hollow visceral organs.

Helping in locomotory actions and body posture changes. (correct)

Aiding in the swimming of spermatozoa.

Maintaining water current in the canal system of sponges.

Visceral muscles do not exhibit any striation, while skeletal muscles have a striped appearance. (correct)

Visceral muscles have voluntary control, while skeletal muscles are involuntary.

Visceral muscles are striated, while skeletal muscles are smooth.

Visceral muscles are primarily involved in locomotory actions.

<p>Mesoderm.</p> Signup and view all the answers

<p>Because their activities are under the voluntary control of the nervous system.</p> Signup and view all the answers

<p>Excitability and contractility.</p> Signup and view all the answers

<p>Location, appearance, and regulation of activities.</p> Signup and view all the answers