Anatomy Barstow Community College; Lecture Exam 2 (Chapter 8 Appendicular Skeleton)
17. What is the main function of the body of the scapula?
A site for attachment of muscle of the back and arm
69. What is the main function of the patella?
Allows force of quadriceps muscle group to be redirected around knee joint (pulley)
59. What is the most reliable way to sex a skeleton?
Analyzing the pelvis (pelvises)
80. What causes the sole of the feet to be elevated off of the ground?
Arches
82. Which of the following is not one of the arches of the feet?
Arches of the feet: Medial longitudinal arch, Lateral longitudinal arch (Two Longitudinal arches), and Transverse Arch
24. What would you call any region of bone that is supporting an articular surface?
Epicondyle
12. The pectoral girdle is a highly reinforced structure that allows only limited movement of the joint; True (A) or False (B)
False
28. The ulna and radius move in similar ways; True (A) or False (B)
False
39. Opposition is a common movement in animals; True (A) or False (B)
False
6. The pelvis and pelvic girdle are the same object; True (A) or False (B)
False
58. Which pelvis lies superior to the pelvic brim?
False Pelvis
44. Besides how the thumb moves, how are the phalanges of the thumb different from those of the other fingers?
Opposition- across the palm towards the fingers to permit grasping and holding of an object
38. What special movement is seen only in the joint of the thumb?
Oppostion- allows us to grab
47. Two ossa coxae, together, make up the;
Os Coxae
55. The false pelvis is composed of the left and right;
Os Coxae
5. What are the 3 bones of the pelvic girdle?
Os coxcae, sacrum, and coccyx
71. Which of the following is not a lower leg bone?
Lower Leg Bones: Tibia and Fibula
26. Which of the lower arm bones rotates to allow pronation and supination of the lower arm?
Radius
What are the two lower arm bones?
Radius and Ulna
40. How are the metacarpals and phalanges numbered?
Roman Numerals
52. What is the name of the joint formed between the sacrum and the coxae?
Sacroiliac joint
50. Each coxa articulates with what bone on the posterior side?
Sacrum
43. The most proximal carpal and the one that articulates to the greatest degree with the radius is the;
Scaphoid
7. What is the scientific name for the shoulder blade?
Scapula
70. What is the term for any bone that forms inside of a tendon?
Sesamoid Bone
31. What type/category/shape are the carpal bones?
Short Bones
33. What is the shape of the metacarpals?
Short Bones
63. How is the sacrum of a female pelvis different from that of a male?
Shorter and wider
66. What is the function of the trochanters of the femur?
Site of muscle attachment
18. How can you discern the difference(s) between the acromion and coracoid process of the scapula?
Coracid- "C" hook, like a crows beak; Acromion- is flat, forms the bony tip of the shoulder.
11. What is the scientific name for the chest region?
Thorax
74. To what structure do the muscles of the quadriceps group attach to the tibia?
Tibial Tuberosity
23. What is the name of the structure on the humerus that articulates with the ulna?
Trochlea
35. Finger and toe bones have the same name(s); True (A) or False (B)
True
72. Condyles usually articulate with other condyles; True (A) or False (B)
True
75. There is little flexibility between the tibia and fibula; True (A) or False (B
True
57. Which pelvis lies inferior to the pelvic brim?
True Pelvis
29. Which bone of the lower arm moves in a hinge-like fashion and makes up your elbow?
Ulna
65. What structure is translated to mean "vinegar bowl"?
Acetabulum
1. Which of the following is not part of the appendicular skeleton;
Bones that are a part of the appendicular skeleton: Pectoral Girdle, Clavicle, Scapula, Humerus, Radius and Ulna, bones of the wrist and hand, pelvis, ox coxae, pelvic brim, femur, patella, tibia, fibula, and foot bones. (Bones that are of the upper and lower limbs and girdles.)
78. What bone makes up your heel?
Calcaneus
22. What is the name of the structure on the humerus that articulates with the radius?
Capitulum
30. The bones of the wrist are known as the;
Carpals
42. Which of the following is not one of the carpals?
Carpals: Scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitate, and hamate
13. What bone connects the manubrium of the sternum to the acromion of the scapula?
Clavicle
14. Which bone in the body is most commonly broken?
Clavicle
8. What is the scientific name for the collar bone?
Clavicle
3. What are the two bones of the pectoral girdle?
Clavicle (collar bone) and Scapula (shoulder blade)
61. Which pelvis is shallower and wider?
Female
64. What is the longest bone in the body?
Femur
45. The adult pelvis is composed of how many bones?
Four
2. What is the term for the appendicular bones that are not part of the arms or legs; they attach them to the axial skeleton?
Girdles
21. What is the name of the structure on the humerus that articulates with the scapula?
Head
27. What structure on the radius articulates with the capitulum of the humerus?
Head of the Radius
81. What are the functions of the arches of the feet?
Help support the weight of the body; ensures that the blood vessels and nerves on the sole of the foot are not pinched when standing; and stores energy on the weight bearing portion of stride, returns energy on the pushing-off portion.
How would you characterize the articulation of most of the metacarpo-phalangeal joints?
Hinge-Like
16. The glenoid cavity of the scapula articulates with what structure?
Humerus
20. What is the scientific name for the upper arm bone?
Humerus
73. To what structure to the cruciate ligaments attach?
Intercondylar eminence
37. How is the metacarpo-phalangeal joint of the thumb different than the rest of these joints?
It allows for greater movement (opposition)
9. Which of the following is not one of the main functions of the pectoral girdle;
Main Function of the Pectoral Girdle: Supports the upper limbs, provides attachments for muscles of the upper torso and arms, highly flexible that allows a wide range of movement of the arm
15. What is the superior most section of the sternum called?
Manubrium
32. The bones of the palm of the hand are called;
Metacarpals
10. The muscles of what structures attach to the pectoral girdle?
Muscles that position the pectoral girdle; muscles of the upper torso and arms
4. The scapulae and clavicles make up the;
Pectoral Girdle
46. Which of the following is not one of the pelvic bones?
Pelvic Bones: the sacrum, coccyx, and the right and left ossa coxae (os coxae)
56. What is the continuous oval ridge that helps subdivide the entire pelvis into true and false regions?
Pelvic Brim
53. The superior most circle of the true pelvis is called the;
Pelvic Inlet
54. The exit (inferior most portion) of the true pelvis is called the;
Pelvic Outlet
34. All finger bones are called;
Phalanges
62. How is the projection of the female ischium different from that of the male?
Projects more laterally
48. What are the functions of the pelvis?
Protects and supports the viscera in the inferior part of the ventral body cavity
41. If there are 3 bones in each finger, what would you call the bone that articulates with the metacarpals?
Proximal phalange/phalanx
51. What structure separates the left and right pubic bones?
Pubis Symphasis
19. What is the name of the indentation of the scapula that articulates with the posterior portion of the ribs?
Subscapular Fossa
Which of the pelvic bones is most superior? Inferior? Anterior?
Superior: ilium Inferior: Coccyx Anterior: Pubis
79. What foot bone articulates with the tibia and fibula?
Talus
76. What structures do we normally call the ankles?
Tarsals
77. What bones make up the upper foot bones and posterior portion of the arches of the feet?
Tarsals
60. In what region of the body would you find the greatest difference(s) between male and female skeletons?
The Pelvis
67. What do the lower condyles of the femur articulate with?
The tibia of lower leg
68. What bone forms only after birth?
patella
