Chapter 7

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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?

Zygomatic bones Signup and view all the answers

What is the role of the lacrimal bones?

Form the medial walls of the orbits Signup and view all the answers

Which structure allows the passageway for tears to drain?

Lacrimal fossa Signup and view all the answers

Which of the following processes contributes to the hard palate?

Palatine process Signup and view all the answers

What do the maxillary sinuses flank?

Nasal cavity Signup and view all the answers

What is the superior portion of the sternum called?

Manubrium Signup and view all the answers

Which ribs are classified as true ribs?

Pairs 1-7 Signup and view all the answers

What is the xiphoid process a site of?

Muscle attachment Signup and view all the answers

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

Jugular notch Signup and view all the answers

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

Puncture of underlying organs Signup and view all the answers

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

Xiphisternal joint Signup and view all the answers

At what age is the xiphoid process typically not ossified?

40 years Signup and view all the answers

Which type of ribs have no attachment to the sternum?

Floating ribs Signup and view all the answers

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

A knoblike dens Signup and view all the answers

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

It serves as a pivot for rotation of the atlas Signup and view all the answers

Which characteristic is unique to thoracic vertebrae T1 to T12?

Heart-shaped body with demifacets Signup and view all the answers

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

Circular Signup and view all the answers

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

T10 to T12 Signup and view all the answers

What directional feature characterizes the spinous processes of thoracic vertebrae?

They point inferiorly Signup and view all the answers

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

They permit rotation of this area of the spine Signup and view all the answers

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

The anterior arch Signup and view all the answers

Which of the following describes the articulation of the clavicle?

Articulates with the sternum at the sternal end. Signup and view all the answers

What function does the clavicle serve in the body?

Acts as a brace to hold the scapulae and arms laterally. Signup and view all the answers

Which feature is NOT associated with the scapula?

Radial notch. Signup and view all the answers

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

Superior angle. Signup and view all the answers

Which border of the scapula is considered the longest?

Medial (vertebral) border. Signup and view all the answers

Which structure of the scapula directly articulates with the clavicle?

Acromion. Signup and view all the answers

What is the primary shape of the scapula?

Triangular. Signup and view all the answers

In which location does the scapula lie?

Between ribs 2 and 7. Signup and view all the answers

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

Femur Signup and view all the answers

What is the function of the patella?

Protects the knee joint Signup and view all the answers

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

Lateral and medial condyles Signup and view all the answers

What connects the greater and lesser trochanters of the femur?

Intertrochanteric line Signup and view all the answers

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

Intercondylar fossa Signup and view all the answers

Which statement about the thigh bones is correct?

The femur is involved in both weight-bearing and muscle attachment. Signup and view all the answers

What is found on the medial epicondyle of the femur?

Adductor tubercle Signup and view all the answers

What segments make up the lower limb?

Thigh, leg, and foot Signup and view all the answers