Clickers Flashcards

1
Q

A typical shark vertebra is described as amphicelous. This term relates to which of the following characteristics?
A. Presence of intercalary plates
B. Lack of transverse processes
C. Shape of ends of centra
D. Presence of hemal arches

A

A typical shark vertebra is described as amphicelous. This term relates to which of the following characteristics?

C. Shape of ends of centra

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2
Q

Which of the following conditions best describes the evolution of the centrum in later tetrapods?
A. Later tetrapod centrum was primary derived form pleurocentrum
B. Later tp centrum primarily derived form intercentrum
C. Pleurocentrum and the intercentrum
D. Unknown component other than the pleurocentrum or intercentrum

A

Which of the following conditions best describes the evolution of the centrum in later tetrapods?

A. Later tetrapod centrum was primary derived form pleurocentrum

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3
Q
Which of  the following components of the amniote vertebra form the roof plate over the neural canal?
		A. Pedicles
		B. Transverse processes
		C. Laminae
                D. Zygapophyses
A

Laminae

Think Laminectomy when the surgeon cuts the bone over the spinal chord) (two cuts… one on each side

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4
Q
4. Hemal arches are associated with which of the following kinds of vertebrae?
		A. Cervical
		B. Thoracic
		C. Sacral
                D. Caudal
A

Hemal arches are caudal.

D. Caudal

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5
Q
5. Metamerism of the vertebral column can be attributed to the origin of the vertebral column from which of the following components of the embryonic somites?
		A. Dermatome
		B. Sclerotome
		C. Myotome
                D. Hematome
A

B. Sclerotome

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6
Q

The atlas/axis complex first appears in which of the following groups of vertebrates?

	a. Placoderms
	b. Anurans
	c. Reptiles
            d. Therapsids
A

c. Reptiles

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7
Q

The largest number of cervical vetebrae occur in which of the following vertebrates?

	a. Giraffes
	b. Birds
	c. Snakes
            d. Ungulates
A

b. Birds

remember he talked about the swan having 22 cervical vertebrae or something like that

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8
Q

Which of the following types of vertebrae typically have articulation facets for ribs?

	a. Cervical 
	b. Sacral
	c. Lumbar
            d. Thoracic
A

d. Thoracic

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9
Q

Which of the following statements is correct regarding the mammalian dens?

	a. It is a process found on the atlas
	b. It is a process embryologically derived from the atlas
	c. It is associated with the mammalian jaw articulation
             d. It is a tooth-like process associated with the secondary palate.
A

B. It is a process embryologically derived from the atlas

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10
Q

Overlapping plates referred to as uncinate processes help to stabilize the ribcage in which of the following groups of vertebrates?

	a. Birds 
	b. Mammals
	c. Frogs
            d. Pelycosaurs
A

Birds!

Remember: Bucket of backs :)

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11
Q

Which of the following would be representative of short bones?

	a. Phalanges
	b. Vertebrae
	c. Carpals
            d. Nasal bones
A

Carpals

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12
Q
  1. Which of the following would be an example of a triaxial diarthrosis?
    a. Atlas/axis complex
    b. Humero-ulnar joint
    c. Wrist Joint
    d. Glenohumeral Joint
A

D. Genohumaral Joint

shoulder… moves in all directions

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