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Anatomy 2300 Unit 3 Lecture review questions/ Quiz questions

Terms in this set (69)

Which of the vertebrae listed below does NOT have a body?

L4
C1
T8
C2
T1
C1
When consecutive vertebrae articulate, notches in their _________ create the intervertebral foramina.
pedicles
A herniated disk occurs when _______.
the annulus fibrosus ruptures
Which of the following statements concerning ribs is CORRECT?
-There are five pairs of floating ribs.

-The head of the rib articulates with the transverse process of a vertebra.

-The true ribs attach directly to the sternum via their own costal (hyaline) cartilage.

-Floating ribs do not articulate with the vertebral column.

-Rib pairs 8 through 10 are considered true ribs.
The true ribs attach directly to the sternum via their own costal (hyaline) cartilage.
Which structure of the sternum articulates with the appendicular skeleton?
Clavicular notch
Which of the following is a characteristic of lumbar vertebrae?
Massive, kidney-shaped bodies
Typically, how many sacral vertebrae fuse to form the sacrum?
5
As a child, Jane had an lateral curvature of her spine and had to wear a brace. What type of abnormal curvature did Jane have?
Scoliosis
Which vertebrae are found in the neck region?
Cervical
What feature of general vertebrae project laterally from the neural arch and provide attachments for deep back muscles?
Transverse processes
This inferior portion of the sternum is a landmark for the anterior attachment of the diaphragm and the superior surface of the liver. It can also be broken off during CPR.
Xiphoid process
Which of the following occurs as a result of the unilateral contraction of the erector spinae muscles on the right side of the body?
-Lateral flexion of the trunk and head to the right.

-Lateral flexion of the trunk and head to the left.

-Extension of the trunk and head.

-Flexion of the trunk and head. (Note: Just stating "flexion" of the trunk and head indicates they are bending forward.)
Lateral flexion of the trunk and head to the right.
The erector spinae muscle/complex is composed of three vertical columns of muscles. What is the order of these from medial to lateral?
spinalis, longissimus, iliocostalis
This deep back muscle is the most lateral of the erector spinae group. As such, it aids in trunk extension and maintenance of proper posture while standing or sitting.
Iliocostalis muscle
Which of the following statements about the humerus is INCORRECT?
-The most frequent site of fracture at the proximal end of the humerus is at the surgical neck.

-The olecranon fossa receives the olecranon process during elbow flexion.

-The coronoid fossa receives the coronoid process during elbow flexion.

-The capitulum articulates with the head of the radius.

-The radial nerve travels in the spiral groove.
The olecranon fossa receives the olecranon process during elbow flexion.
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