Skeletal System Ch. 8 Smart Book EC
An intervertebral disc is made out of which type of cartilage?
fibrocartilage
What is the smooth concave part of the pelvis that is covered by the iliacus muscle?
fossa
The _________ cavity is a shallow socket of the scapula that articulates with the head of the humerus.
glenoid
Name the part of the scapula identified in the figure.
glenoid cavity
The indentation indicated in the image is the ______ notch.
greater sciatic
The enlarged area of the humerus that articulates with glenoid cavity is the _______ of the humerus
head
The proximal end of the fibula is the ______.
head
Which part of the femur articulates with the acetabulum of the os coxae?
head
Which term refers to the enlarged area of the humerus indicated in the figure?
head
The upper margin of the hip bone indicated in the figure is the _____ crest
iliac crest
The depression indicated in the figure is the _____ fossa
iliac fossa
A rib articulates with the ______ of the upper vertebra and the superior costal facet of the vertebra below that.
inferior costal facet
The structure indicated in the figure is the ____ membrane
interosseous
Within the vertebral column, a(n)__________ disc is a pad consisting of an inner gelantinous nucleus surrounded by a ring of fibrocartilage.
intervertebral
The opening indicated in the figure is the _________ foramen
obturator foramen
The bone indicated on the figure is the ______
patella
Which of following is a true statement and explains why the number of bones varies with age?
Many bones fuse together during development, resulting in fewer bones in the adult.
Which of the following terms refers to the two smooth, rounded surfaces at the distal end of the femur which help form the joint of the knee?
Medial and lateral condyles
Which feature is unique to the thoracic vertebrae?
Costal facets
Identify the structure indicated in the figure.
Head of the radius
The ribs help protect which of the following?
Lungs and spleen
Most ribs insert between two vertebrae. Where does the rib articulate with the lower of the two vertebrae?
Superior costal facet
There are _____ pairs of ribs in the human body.
12
How many bones does the skeleton typically contain at birth?
270: Reason: There are 206 bones in the adult skeleton. Fusion of several bones from birth result in this lower number.
What is the typical number of lumbar vertebrae?
5
Transverse foramina are only found in ______.
cervical vertebrae
The bones that make up the pectoral girdle are the ____________ and the scapula.
clavicle
What is the slightly S-shaped bone that braces the shoulder?
clavicle
the _______facets are unique to the thoracic vertebrae.
costal
The head of the femur articulates with which part of the os coxa?
Acetabulum
Identify the joint indicated in the figure.
Acromioclavicular joint
Lumbar vertebrae have which of the following?
Articular processes
Match the segment of the upper limb with its description.
Brachium: Contains the humerus Antebrachium: contains the radius and the ulna Carpus: contains the wrist bones Manus: Contains the metacarpals and phalanges
Identify the rounded lateral condyle indicated in the figure.
Capitulum
Which bone connects the sternum to the scapula and transfers force from the arm to the axial region of the body?
Clavicle
Match each anatomical bone marking with its description.
Condyle: A rounded knob that articulates with another bone Facet: A smooth, flat, articular surface Head: The prominent expanded end of a bone, sometimes rounded
Which term refers to the smooth joint surfaces on the tibia that articulate with the femur?
Condyles
Match the segment of the lower limb with its description.
Femoral region; Contains the femur Crural region; Contains the tibia and fibula Tarsal region; Where the crural region and foot meet Pedal region; Contains the tarsals, metatarsals, and phalanges
Which bone provides lateral support to the ankle joint?
Fibula
Which term refers to a prominent expanded end of a bone that is sometimes rounded?
Head
When you rest your elbow on a table, which bony part of the ulna is on the table?
Olecranon
Name the smooth depression on the anterior distal aspect of the femur that articulates with the patella.
Patellar surface
Which of the following separates the greater pelvis from the lesser pelvis?
Pelvic brim
Name the structure comprised of the two coxal bones and the sacrum.
Pelvic girdle
Which three bones make up the hip?
Pubic Ischium Ilium
What is the fibrocartilage structure found anteriorly between the hip bones?
Pubic symphysis
What are the components of the thoracic cage?
Ribs Thoracic vertebrae Sternum
The articular surface indicated in the figure is the superior articular
facet
The axial skeleton can be defined as which of the following?
The bones of the supporting central axis of the body
the ______ is a very small triangular bone at the end of the vertebral column. It is made up of four or five small fused vertebrae.
coccyx
Match the segment of the lower limb with its synonym.
Thigh region; femural Leg region; crural Ankle Region; tarsal Foot Region; pedal
Name the bony bump on the anterior surface of the tibia below the knee.
Tibial tuberosity
Which foramen provides passage for the vertebral arteries?
Transverse foramen
Which condyle on the humerus articulates with the ulna?
Trochlea
The medial and lateral _______ of the tibia articulate with the femur.
condyles
The depression indicated in the figure is the _____________
acetabulum
The ________ neck is a groove that borders the smooth, cartilage-covered head of the humerus.
antomical
The first cervical vertebra is called the ______.
atlas
The specific name of the vertebra shown in the figure is the
atlas
The skull, vertebral column, and rib cage comprise the _______ skeleton
axial
Identify the bone shown in the figure.
axis
The specific vertebra shown in the figure is the _________.
axis
Which of the following is the weight bearing portion of the vertebra?
body
The group of bones that form the wrist are the ____ bones
carpal
The structure indicated in the figure is the ____ of the radius
neck
The rough spot on the lateral shaft of the humerus that serves as an attachment for the shoulder muscle is the _____ tuberosity
deltoid
The bony bump indicated in the figure is the ______.
deltoid tuberosity
Identify the prominent bony process on the anterosuperior side of the axis indicated by the arrow in the figure.
dens
The styloid process is located at the ______ end of the ulna.
distal
The lateral and medial ______ are small processes on the humerus, proximal to the trochlea and capitulum.
epicondyle
Name the small processes on the humerus that are located proximal to the trochlea and capitulum.
epicondyles
The large process indicated in the figure is the _____- malleolus
lateral malleolus
The bony process indicated in the figure is the _______ tubercule
lesser
The inferior, narrower portion of the pelvis is considered the _________ pelvis, which also called the "true pelvis".
lesser
The widest points of the femur at the knee are the medial and lateral
medial and lateral epicondyles
The large process indicated in the figure is called the ________ malleolus
medial malleolus
The three bones that make up the coxal bone are the ilium, ischium, and ______
pubis
The ______ notch at the proximal end of the ulna accommodates the head of the radius.
radial
The _______ notch at the proximal end of the ulna accommodates the head of the radius.
radial
The lateral bone of the forearm is the ______.
radius
The spinous processes of thoracic vertebrae are ______.
relatively pointed and angled sharply downward
The bone indicated on the figure as "A" is the __________.
sacrum
Which bone is indicated by the arrow?
scapula
The indentation indicated in the figure is the greater ____ notch
sciatic
The entire region of the axial skeleton indicated by the arrows on the figure is the ________ column
spinal
Name the bony ridge indicated by the black arrow in the figure.
spine of the scapula
The joint between the sternum and the clavicle is the ___________ joint.
sternoclavicular
The bone indicated by the arrow on the figure is the
sternum
Name the area of the humerus indicated by the letter A in the figure.
surgical neck
Which term refers to the narrow region of the radius between the head and the radial tuberosity?
the neck
Name the group of bones circled on the figure.
the tarsals
The weight-bearing bone of the lower leg is the
tibia
The bony bump indicated in the figure is called the tibial _______
tibial tuberosity
Identify the articular surface indicated on the figure.
transverse costal facet
The greater and lesser _______ of the femur are two large, rough processes that provide attachments for the hip muscles.
trochanter
The articular condyle indicated in the figure is the
trochelea
The bony process indicated in the figure is the radial ______
tuberosity
The dens projects into the ______.
vertebral foramen of the atlas
The carpal bones form which of the following?
wrist
