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