AP BIOLOGY

ANIMAL PHYSIOLOGY

MUSCLE ANIMAL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a skeleton?
A
Tissues that contract to create movement
B
Tissues that relax to create movement
C
A framework that supports and protects an animal
D
Small tubes that help vertebrae support the spinal cord
Explanation: 

Detailed explanation-1: -An exoskeleton (from Greek éxō “outer” and skeletós “skeleton") is an external skeleton that supports and protects an animal’s body, in contrast to an internal skeleton (endoskeleton) in for example, a human.

Detailed explanation-2: -A skeletal system is necessary to support the body, protect internal organs, and allow for the movement of an organism. There are three different skeleton designs that fulfill these functions: hydrostatic skeleton, exoskeleton, and endoskeleton.

Detailed explanation-3: -The skeletal system is your body’s central framework. It consists of bones and connective tissue, including cartilage, tendons, and ligaments. It’s also called the musculoskeletal system.

Detailed explanation-4: -The framework of the body, consisting of bones and other connective tissues, which protects and supports the body tissues and internal organs. The human skeleton contains 206 bones, six of which are the tiny bones of the middle ear (three in each ear) that function in hearing.

Detailed explanation-5: -A skeleton is a supportive framework for the body of an animal. Skeletons provide protection and support, while allowing for movement and growth.

There is 1 question to complete.