2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Them Bones! Move Your Muscles Don’t Go Breakin’ My Heart (or skin) Joints, and Muscles, and Skin…Oh My! Anything Goes

Each body system is composed of parts that work together. What are the main parts of the skeletal system?

Bones, cartilage, and ligaments

Which part of the skeletal system is a place where two or more bones connect?

Joint

The long bones of the skeletal system contain bone marrow. What is the function of bone marrow? Femur Bone

To make blood cells

Calcium and vitamin D are vital nutrients that the body needs. People who do not get enough of them may develop a disorder called osteoporosis. Which of the following is more likely to happen to a person who has this disorder?

Injuries such as broken bones

A.Produces heat for the body B.Gives structure and support C.Stores minerals D.Protects internal organs All of the following ARE functions of the skeletal system EXCEPT ____

A. Produces heat for the body

Why is the muscle action in the heart and other organs known as involuntary muscle action?

The person cannot consciously control the action of the heart and other organ muscles

Tendons play an important role in the body. What is the function of tendons?

They connect skeletal muscle to bone

Each body system performs functions that are important for life. What is the main function of the muscular system?

To allow movement and flexibility

Which of the following is an example of voluntary muscle action? A.Fingers typing on a keyboard B.Pupils dilating in reaction to light C.The heart pumping blood through the body D.The stomach moving food to the intestines

A. Fingers typing on a keyboard

Muscular dystrophy is an inherited disease. Over time, genetic defects weaken skeletal muscles. What problem can weakening skeletal muscles cause?

Difficulty standing and walking

What is the main function of the cardiovascular system?

To deliver nutrients and other essential materials to cells and remove waste products

All of the following ARE functions of the integumentary (skin) system EXCEPT: A. Controls movement of internal organs B. Maintains body temperature C. Formation of Vitamin D from sunlight D. Protects against disease

A. Controls movement of internal organs

Kim is studying certain blood vessels in the body. In these vessels, blood travels away from the heart to the muscles in the upper arms. Which type of vessels is Kim studying?

Arteries (take blood AWAY from the heart)

Which of the following best describes a vein? A.A group of organs that collect excess fluid B.A muscular organ that pumps blood to all parts of the body C.A liquid that contains nutrients and waste products within it D.A tube that carries blood into the heart from other parts of the body

D. A tube that carries blood INTO the heart from other parts of the body (veIN=INto heart)

Steve has pain in his chest one day, and it spreads to his upper left arm. He goes to the hospital, and his doctor says that, for a short time, part of Steve’s heart muscle did not get enough oxygen. Which cardiovascular system disorder did Steve most likely have?

Heart Attack

What type of joint is the hip?

Ball and Socket Joint

What type of muscle is the thigh muscle?

Voluntary Muscle (you can consciously control the muscle action)

What type of joint is the wrist?

Gliding Joint

What type of muscles are the stomach muscles?

Involuntary Muscles (you can’t consciously control them)

What are the 3 major layers of the skin?

*Epidermis *Dermis *Fatty Layer (subcutaneous fat)

What is Homeostasis?

Maintenance of a stable environment inside the body

Which two body systems work together to make movement possible?

The skeletal and muscular systems

Children have a different number of bones than adults do. Why is this the case?

As children develop, some of their bones fuse together, and adults have fewer bones as a result.

Jeff fell while playing baseball and dislocated his shoulder. Jeff’s doctor told him that he had injured an important part of his skeletal system. But luckily, it will heal quickly. What part of the skeletal system is injured when a shoulder is dislocated?

Joint

The human skeletal system is an example of how function depends on structure. Describe the relationship between the structure and function of the skeletal system.

The skeletal system provides a frame to support and protect the body and allows it to move