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The Skeleton

7. The Skeleton. How many bones comprise the skull?. 1 22 200 220. The ______ is not an integral bone of the skull and is not attached by sutures to the remainder of the skull bones. sphenoid ethmoid maxilla mandible.

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The Skeleton

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  1. 7 The Skeleton

  2. How many bones comprise the skull? • 1 • 22 • 200 • 220

  3. The ______ is not an integral bone of the skull and is not attached by sutures to the remainder of the skull bones. • sphenoid • ethmoid • maxilla • mandible

  4. This skull bone is connected to the rest of the cranium posteriorly via the coronal suture. It is the _______ bone. • parietal • frontal • occipital • sphenoid

  5. This skull bone provides the major passageway for the brain to communicate with the rest of the body. It is the _________ bone. • occipital • parietal • frontal • ethmoid

  6. This bone contains four major areas: squamous, tympanic, mastoid, and petrous. It is the _______ bone. • mandible • occipital • temporal • frontal

  7. Which of the following foramina visible in preserved skulls is almost completely enclosed by cartilage in a living person? • Foramen lacerum • Foramen magnum • Foramen rotundum • Jugular foramen

  8. Which of the following structures serves as a “seat” of the endocrine system by supporting the pituitary gland? • Pterygoid process • Greater wings of the sphenoid bone • Lesser wings of the sphenoid bone • Sella turcica

  9. The holes in the cribriform plate primarily serve as _______. • a way to lighten the weight of the skull • passageways for olfactory nerves • sensory organs • entry points for light

  10. The _________ is an important muscle attachment site used for chewing. • mandibular condyle • mandibular ramus • coronoid process of the mandible • mandibular body

  11. The scientific name for the cheekbone is the _______. • zygomatic bone • maxilla • nasal bone • palatine bone

  12. If you have a broken nose, most likely you have broken your __________. • zygomatic bone • maxilla • nasal bone • palatine bone

  13. Which of the following bones does not articulate directly with any other bone in the skeleton? • Mandible • Clavicle • Scapula • Hyoid

  14. There are ______ bones that form the adult vertebral column. • 2 • 26 • 206 • 62

  15. The primary functions of the vertebral column include ___________ • conducting nervous impulses from the brain. • protection of the spinal cord. • transmission of weight from the trunk to the lower limbs. • both b and c.

  16. What is the primary function of the intervertebral foramina? • To allow passage of the spinal cord • Attachment of ligaments • For exit of spinal nerves from the spinal cord • To anchor the intervertebral discs

  17. Cervical vertebrae can be uniquely identified by the presence of ________. • transverse foramina • transverse processes • spinous processes • vertebral foramina

  18. The ______ is (are) responsible for nodding “yes,” while the ______ is responsible for shaking your head “no.” • axis; atlas • atlas; axis • occipital condyles; odontoid process • odontoid process; occipital condyles

  19. This group of vertebrae is the only group that articulates with the ribs. • Cervical • Thoracic • Lumbar • Sacral

  20. The major function(s) of the thoracic cage is (are) _______. • to protect the lungs • to help expand the thoracic cavity during breathing • to aid in digestion • both a and b

  21. Which of the following organs lies directly posterior to the sternum? • Heart • Brain • Spinal cord • Liver

  22. Which of the following bones is not part of the appendicular skeleton? • Clavicle • Scapula • Sternum • Tibia

  23. The arrangement of bones and muscles of the pectoral girdle is such that there is a high degree of ________ but a low level of ______. • strength; length • flexibility; stability • stability; flexibility • flexibility; endurance

  24. The ________ is the most frequently fractured portion of the humerus. • anatomical neck • surgical neck • radial groove • trochlea

  25. The “funny bone” of the elbow is actually this portion of the humerus: • Trochlea • Capitulum • Lateral epicondyle • Medial epicondyle

  26. The _______ rotates about the ______ when you pronate your forearm (the palm faces posteriorly). • ulna; radius • ulna; humerus • radius; humerus • radius; ulna

  27. Which two carpals articulate with the radius to form the wrist joint? • Triquetal and lunate • Scaphoid and pisiform • Scaphoid and lunate • Trapezoid and hamate

  28. Which of these bones would bear a ring? • Phalanx • Metacarpal • Carpal • Tarsal

  29. Each of the hip bones is comprised of _____ separate bone(s). • 1 • 2 • 3 • 4

  30. Which of the following bones is capable of bearing the greatest physical stress? • Femur • Ischium • Fibula • Patella

  31. This bone of the leg bears no weight. • Femur • Tibia • Fibula • Talus

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