Bones
What is the name of your jaw bone?
The mandible
What muscle is located on the front of the arm?
A bicep
What type of joints are in shoulder and hip?
Ball and socket joints
What Vitamin does skin provide?
Vitamin D
How many lungs does the human body have?
Two
What are the two bones that make up your lower arm?
The radius and ulna
What muscle is located on the back of the arm?
A tricep
What kind of joints are in your knee and elbow?
Hinge joints
The skin has this many layers?
3 layers
What substance are nails made of?
Keratin
What is the biggest and strongest bone in your body?
The femur
Muscles are connected to the bone by strong connective tissue called________.
Tendons
What kind of joint is in your vertebrae?
Sliding joints
What is the dense, ball-shaped part that is usually found near the center of the cell?
The nucleus
The colored part of the human eye that controls how much light passes through the pupil is called the________?
Iris
What is your shoulder blade bone called?
The scapula
What are involuntary muscles?
A muscle that contracts without conscious control
What kind of joint is in your neck?
A pivot joint
What surrounds the entire cell?
The cell membrane
Another name for your voice box is your ______?
Larynx
What is the name of the bone where your "funny bone" is located?
The humerus
What do muscles do when they contract?
When a muscle contracts, it gets shorter and so it pulls on the bone it is attached to.
What kind of fluid protect the joints?
Synovial fluid
What are the 4 main types of cells?
Epithelial Cells, Nerve Cells, Muscle Cells, and Connective Tissue Cells.
The shape of DNA is known as?
A double helix