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Objective 3.5
Week of Jan. 16-19
| Question | Answer |
|---|---|
| What system is responsible for body movement and production of heat? | Muscular System |
| What helps to provide shape to your body? | muscles |
| What are the two type of muscles? | Voluntary and Involuntary |
| What are the three types of muscle tissue? | Skeletal, Cardiac, Smooth |
| What does skeletal muscle do? | Help move bones |
| Where is cardiac muscle found? | Only in the heart |
| Where is smooth muscle found? | In internal organs |
| Muscle accounts for about how much of one's body weight? | One half (1/2) |
| What causes special tissues to contact or shorten? | Signals from the brain |
| Muscles that are attached to bones by stretchy tissue are called what? | Tendons |
| About how many muscles are in one's body? | 640 |
| Do muscles work alone? | No |
| Can muscles push? | No-- they get shorter and pull |
| Muscles are like ____ teams. | Opposing-- one team pulls the body one way; the other team pulls it back. |
| Muscles form ____ ____ that work together. | muscle groups |
| Cardiac | muscle tissue that is found only in the heart |
| Smooth | muscle tissue found in internal organs |
| Skeletal | muscle tissue that moves bones |
| Voluntary | type of muscle that you can control |
| Involuntary | type of muscle that you can't control |
| Flexor | A muscle that is involved in bending (flexing) a limb or part of the body. |
| Extensor | A muscle that is involved in straightening (extending) a limb or part of the body. |
| Tendons | muscles that are attached to bones; stretchy |
| Biceps | The large muscle at the front of the upper arm. Also referred to as biceps brachii. |
| Triceps | Muscle of the back of the upper arm, primarily responsible for extending the elbow. |
| gluteus maximus | large, superficial, buttock muscle. |
| deltoid | muscle that covers shoulder joint and lifts arm to the side |
| pectoralis major | muscle of the chest that draws arm forward and downward and aids in chest expansion. |
| quadriceps | Refers to the muscles on the anterior portion of the thigh which extends the knee. |