functions
what is the difference between ligaments and tendons?
ligaments join bone to bone. tendons joins muscles to bones.
name the 2 bones in the pectoral girdle.
clavicle, scapula
what happens when you exercise too much?
strain
how many percent of people have extra ribs?
5%
how many bones does your skull have?
28!
what does a red marrow and a yellow marrow do?
red makes red and white blood cells. yellow stores fat.
what are the extra ribs called?
cervical
what are the side-effects of anabolic steroids?
high blood pressure,can stop bone growth
if a person lacks vitamin d, what can happen?
affects proper bone growth.
what is the scientific name for a knee cap
patella
name the four main functions of the skeletal system?
to protect other organs, to store minerals, to allow you to move, to make blood cells.
name the three types of vertebrae.
cervical, thoracic, lumbar
what happens when you stretch the strained muscle or tendon?
you get tendonitis.
how are skeletal muscles different from smooth muscles?
Skeletal muscles are voluntary and attached to bones; smooth muscles are involuntary and found in internal organs.
what does a radiologist do?
specializes in the usage of x-rays
what do the 3 kinds of joints do? explain each one.
gliding- lets them slide one over another.
ball and socket- like a video game joystick
hinge- like a door latch
name one cranial bone.
occipital, parietal, frontal, temporal, ethmoid, sphenoid.
what is Arthritis?
it is the swelling and tenderness of one or more joints
how does the muscular system and skeletal system work together to allow movement?
muscle contracts and pulls on the bone to allow movement at the joints
how many bones does your face have?
14!
if your ribs were not connected by cartilage, what would hapen to you if you got a rib fracture?
any other small post-injury injury would be fatal
name three facial bones.
lacrimal, maxillae, nasal, palatine, zygomatic, inferior nasal, mandible, hyoid, vomer.
what is osteoporosis?
makes your bones brittle
Name and describe the function of any two types of joints. For each type, provide two examples where they are found in the body.
Ball & Socket - Shoulder & Hip
Hinge - Knee, Elbow, Fingers
Gliding - Wrist, Ankle, Vertebrae
why and how much do you shrink each day?
cartilage in your spine gets squished and seems shorter. recovers overnight. half an inch.