AMA 130- Skeletal System
Which statement best describes a long bone?
A bone that is longer than it is wide and has clubby ends
Which statement best describes a short bone?
A bone that is not longer than it is wide
Which statement best describes a flat bone?
A bone that looks like a sheet of modeling clay molded over an object
What is the function of the pubic symphysis?
To connect the right and left pelvic girdles
How many thoracic vertebrae are in the spinal column?
12
How many bones make up the adult spinal column?
26
How many lumbar vertebrae are in the spinal column?
5
How many cervical vertebrae are in the spinal column?
7
Lists the number of each type of vertebrae correctly?
7 cervical vertebrae, 12 thoracic vertebrae, 5 lumbar vertebrae, 1 sacrum and 1 coccyx
What is the function of the vertebral foramen?
An opening that allows the spinal cord to pass through the vertebrae
Tarsal bones are bones of the what?
Ankle and foot
What are the two major divisions of the human skeleton?
Axis and appendicular
The Achille's tendon attaches the calf muscles to what bone?
Calcaneus
What is a sinus?
Cavities within the bone
What are osteoblasts?
Cells that build bones.
What type of vertebrae are the axis and the atlas?
Cervical Vertebrae
Combining forms means cartilage?
Chondr/o
Which two bones connect the arm to the axial skeleton?
Clavicle and Scapula
Which statement correctly describes kyphosis?
Exaggerated abnormal curvature of the thoracic vertebrae
What is the proximal long bone of the leg?
Femur
All of the following are functions of the mucous membrane lining of the sinuses except which one?
Fill the sinus with air.
What is the name of the large opening in the occipital bone that allows the spinal cord to exit the cranial cavity?
Foraman Magnum
Which of the following is not a cranial bone? Select one: a. Frontal b. Occipital c. Temporal d. Foramen
Foramen
Which of the following bones is not a facial bone? Select one: a. Frontal b. Lacrimal c. Zygomatic d. Nasal
Frontal
What features can be found on the humerus, radius and femur?
Head
Compression of the intervertebral disc causing the disc to bulge out laterally is called what?
Herniated Disk
What is a foramen?
Holes in the skull that allow for blood vessels and nerves the pass through
What is the proximal long bone of the arm?
Humerus
The following bones make up the pelvic girdle?
Illium, Pubis, and Ischium
What type of bone is a vertebra?
Irregular Bone
Which term describes an exaggerated curvature of the lumbar vertebrae?
Lordosis
Which of the following bones are located in hand? Select one: a. Metatarsals b. Tarsals c. Metacarpals d. Calcaneus
Metacarpals
Which bones are long bones of the forearm?
Radius and Ulna
What is the most common abnormal curvature of the spine?
Scoliosis
What structure protects the pituitary gland?
Sella Turcica
Which bone articulates with the femur at the knee?
Tibia
What part of the sternum can be broken during CPR?
Xyphoid Process
All of the following bones are part of the axial skeleton except which one? Select one: a. Bones of the leg b. Bones of the neck c. Bones of the head d. Bones of the trunk
a. Bones of the leg
Starting at the superior end of the spinal column, name the type of vertebrae in order?
a. Cervical, thoracic, lumbar
Which statement is false regarding the hyoid bone? Select one: a. The hyoid bone is attached to the mandible. b. The hyoid bone is not attached to another bone. c. The hyoid bone forms the angle between the chin and neck. d. A fractured hyoid bone can be an indication of strangulation.
a. The hyoid bone is attached to the mandible.
Combining forms means joint?
arthr/o
Which of the following is not part of the appendicular skeleton? Select one: a. Bones of the leg b. Bones of the neck c. Bones of the girdle d. Bones of the arm
b. Bones of neck
Combining forms means rib?
cost/o
All of the following combining forms refer to a bone in the hip except which one? Select one: a. pub/o b. ili/o c. ischi/o d. condyl/o
d. condyl/o
All of the following bones are flat bones except which one? Select one: a. Ribs b. Sternum c. Cranial bones of the skull d. Vertebra
d. vertebra
Combining forms means upper jaw?
maxill/o
What are sinuses lined with?
mucous membranes
Combining forms means straight?
orth/o
Types of ribs:
true ribs, false ribs, floating ribs
Functions of the mucous membrane lining the sinus.
Warm air, moisten air, and give resonance to voice.
All of the following bones have sinuses except which one? Select one: a. Frontal b. Ethmoid c. Mandible d. Sphenoid
c. Mandible