Chapter 7
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Questions and Answers

What is the primary function of the maxillary bones?

  • Create the nasal bridge
  • Form the upper jaw and central facial skeleton (correct)
  • Support the eye orbits
  • Form the lower jaw and support the teeth

Which structure is formed by the anterior nasal spine?

  • Bridge of the nose
  • Area just below the nose (correct)
  • Base of the nasal cavity
  • Cheekbone structure

What do the zygomatic bones primarily form?

  • Upper jaw structure
  • Base of the nose
  • Medial wall of the orbits
  • Cheekbones and inferolateral margins of the orbits (correct)

Which of the following articulates with the maxillary bones?

<p>Zygomatic bones (D)</p> Signup and view all the answers

What is the role of the lacrimal bones?

<p>Form the medial walls of the orbits (B)</p> Signup and view all the answers

Which structure allows the passageway for tears to drain?

<p>Lacrimal fossa (B)</p> Signup and view all the answers

Which of the following processes contributes to the hard palate?

<p>Palatine process (C)</p> Signup and view all the answers

What do the maxillary sinuses flank?

<p>Nasal cavity (A)</p> Signup and view all the answers

What is the superior portion of the sternum called?

<p>Manubrium (D)</p> Signup and view all the answers

Which ribs are classified as true ribs?

<p>Pairs 1-7 (A)</p> Signup and view all the answers

What is the xiphoid process a site of?

<p>Muscle attachment (C)</p> Signup and view all the answers

What anatomical landmark is located at the central indentation of the superior border of the manubrium?

<p>Jugular notch (D)</p> Signup and view all the answers

What can happen if there is a blow to the chest at the level of the xiphoid process?

<p>Puncture of underlying organs (B)</p> Signup and view all the answers

What is the point where the sternal body and xiphoid process fuse called?

<p>Xiphisternal joint (D)</p> Signup and view all the answers

At what age is the xiphoid process typically not ossified?

<p>40 years (D)</p> Signup and view all the answers

Which type of ribs have no attachment to the sternum?

<p>Floating ribs (C)</p> Signup and view all the answers

What is the major feature of the axis (C2) vertebra?

<p>A knoblike dens (B)</p> Signup and view all the answers

How does the dens in the axis (C2) vertebra function?

<p>It serves as a pivot for rotation of the atlas (C)</p> Signup and view all the answers

Which characteristic is unique to thoracic vertebrae T1 to T12?

<p>Heart-shaped body with demifacets (A)</p> Signup and view all the answers

What is the shape of the vertebral foramen in thoracic vertebrae?

<p>Circular (D)</p> Signup and view all the answers

Which thoracic vertebrae have only a single facet for rib articulation?

<p>T10 to T12 (C)</p> Signup and view all the answers

What directional feature characterizes the spinous processes of thoracic vertebrae?

<p>They point inferiorly (D)</p> Signup and view all the answers

Which of the following best describes the function of articular facets in the thoracic spine?

<p>They permit rotation of this area of the spine (A)</p> Signup and view all the answers

What structure in the atlas (C1) articulates with the dens of the axis (C2)?

<p>The anterior arch (C)</p> Signup and view all the answers

Which of the following describes the articulation of the clavicle?

<p>Articulates with the sternum at the sternal end. (B)</p> Signup and view all the answers

What function does the clavicle serve in the body?

<p>Acts as a brace to hold the scapulae and arms laterally. (A)</p> Signup and view all the answers

Which feature is NOT associated with the scapula?

<p>Radial notch. (C)</p> Signup and view all the answers

What is the name of the angle formed by the superior and medial borders of the scapula?

<p>Superior angle. (D)</p> Signup and view all the answers

Which border of the scapula is considered the longest?

<p>Medial (vertebral) border. (C)</p> Signup and view all the answers

Which structure of the scapula directly articulates with the clavicle?

<p>Acromion. (D)</p> Signup and view all the answers

What is the primary shape of the scapula?

<p>Triangular. (A)</p> Signup and view all the answers

In which location does the scapula lie?

<p>Between ribs 2 and 7. (B)</p> Signup and view all the answers

Which bone is the largest and strongest in the human body?

<p>Femur (C)</p> Signup and view all the answers

What is the function of the patella?

<p>Protects the knee joint (B)</p> Signup and view all the answers

Which features are located at the distal end of the femur?

<p>Lateral and medial condyles (D)</p> Signup and view all the answers

What connects the greater and lesser trochanters of the femur?

<p>Intertrochanteric line (B)</p> Signup and view all the answers

What lies between the lateral and medial condyles of the femur?

<p>Intercondylar fossa (D)</p> Signup and view all the answers

Which statement about the thigh bones is correct?

<p>The femur is involved in both weight-bearing and muscle attachment. (C)</p> Signup and view all the answers

What is found on the medial epicondyle of the femur?

<p>Adductor tubercle (C)</p> Signup and view all the answers

What segments make up the lower limb?

<p>Thigh, leg, and foot (B)</p> Signup and view all the answers

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