Ch.8- The Appendicular Skeleton

• Pectoral(shoulder) girdle


  clavicle and scapula

  
• Scapula


  shoulder blade

  
• Clavicle


  collar bone

  
• Upper limbs


  humerus, radius, ulna, carpals, metacarpals, phalanges

  
• Pelvic girdle


  hip bones

  
• Lower limbs


  femur, patella, tibia, fibula, tarsals, metatarsals, phalanges

  
• Which of the following is part of the axial skeleton?

  vertebral column
• Which of the following is a function of axial skeleton?

  supports trunk of body
• The axial skeleton___________.


  forms the vertical axis of the body
• Which of the following is a bone of the brain case?

  parietal bone
• The lamboid suture joins the parietal bone to the _____________.

  Occipital bone
• The middle cranial fossa_____________.


  has the foramen rotundum,foramen ovale,and foramen spinosum
• The paranasal sinuses are_____________.

  air-filled spaces found within the frontal,maxilla,sphenoid, and ethmoid bones only
• Parts of the sphenoid bone include the________________.


  Sella turcica
• The bony openings of the skull include the ________.

  hypoglossal canal, which is located in the posterior cranial fossa
• The cervical region of the vertebral column consists of_____________.

  7 vertebrae
• The primary curvatures of the vertebral column________________.


  Are remnants of the original fetal curvature
• A typical vertebra has_______________.

  lamina that spans between the transverse process and spinous process
• A typical lumbar vertebra has ________.

  a short, rounded spinous process
• Which is found only in the cervical region of the vertebral column?

  nuchal ligament
• The sternum__________.


  has the sternal angle located between the manubrium and body
• The sternal angle is the______________.

  junction between the manbrium and body
• The Tubercle of a rib______________.

  is for articulation with the transverse process of a thoracic vertebra
• True ribs are__________.


  attached via their costal cartilage directly to the sternum
• Embryonic development of the axial skeleton involves________________.

  endochondral ossification,which forms the ribs and sternum
• A Fontanelle___________.


  is the area of fibrous connective tissue found at birth between the brain case bones
• Which part of the clavicle articulates with the manubrium?

  sternal end
• A shoulder separation results from injury to the ________.

  acromioclavicular joint
• Which feature lies between the spine and superior border of the scapula?

  supraspinous fossa
• What structure is an extension of the spine of the scapula?

  acromion
• Name the short, hook-like bony process of the scapula that projects anteriorly.

  coracoid process
• How many bones are there in the upper limbs combined?

  60
• Which bony landmark is located on the lateral side of the proximal humerus?

  greater tubercle
• Which region of the humerus articulates with the radius as part of the elbow joint?

  capitulum
• Which is the lateral most carpal bone of the proximal row?

  Scaphoid
• The radius bone_____________.


  has a head that articulates with the radial notch of the ulna
• How many bones fuse in adulthood to form the hip bone?

  three
• Which component forms the superior part of the hip bone?

  ilium
• Which of the following supports body weight when sitting?


  ischial tuberosity
• The ischial spine is found between which of the following structures?


  lesser sciatic notch and greater sciatic notch