The Spectacular and Specialized Locomotion Characteristic of Gibbons and Siamangs

question 1

Multiple Choice

The spectacular and specialized locomotion characteristic of gibbons and siamangs, the lesser apes, is known as

• A) quadrupedalism.
• B) brachiation.
• C) vertical clinging and leaping.
• D) bipedalism.
• E) knuckle walking.

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Definitions:

Joint Cavity

The space between the articulating surfaces of bones in a synovial joint, filled with synovial fluid that lubricates the joint.

Fibrous Joint

Bones connected by fibrous tissue with no joint cavity; includes sutures, syndesmoses, and gomphoses.

Synovial

Relating to or containing synovia (a substance that serves as a lubricant in a joint, tendon sheath, or bursa).

Cartilaginous

Describing a type of tissue that is not as hard as bone but provides flexibility and support; it is found in areas like the ears, nose, and joints.