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BIO211 > Chapter 8.1-8.3 > Flashcards

Chapter 8.1-8.3 Flashcards

1
Q

Which cranial bones are paired?

A. Frontal and parietal
B. Ethmoid and sphenoid
C. Temporal and occipital
D. Parietal and temporal

A

D. Parietal and temporal

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2
Q

how many bones does a skeleton typically contain at birth?

150
over 400
206
270

A

270

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3
Q

Condyle is
A. Rounded knob that articulates with another bone (occipital condyles of the skull
B. A smooth, flat, slightly, concave or convex articular surface (articular facets of vertebrae)
C. Narrow ridge (iliac crest of pelvis)

A

A. Rounded knob that articulates with another bone (occipital condyles of the skull

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4
Q

The largest cavity in the skull that encloses the brain is the _________ cavity

A

Cranial

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5
Q

The suture between the parietal bones is the ____ suture.

Lambdoid
sagittal
squamous
coronal

A

sagittal

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6
Q 
Which term refers to bony surrounds that surrounds the brain?
Cranial fossa
Calvaria
Cranium
Sinuses
A

Cranium

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7
Q 
Which bones are classified as cranial bones?
maxilla
occipital 
sphenoid
temporal 
ethmoid 
parietal
frontal
nasal
A 
occipital 
sphenoid
temporal 
ethmoid 
parietal
frontal
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8
Q

the ____ process for the zygomatic bone forms part of the zygomatic arch.

zygomatic
temporal
condylar
maxillary

A

temporal

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9
Q 
list the sutures surrounding the parietal bone.
Occipitomastoid
coronal 
sagittal
lambdoid
frontonasal
squamous
A

coronal
sagittal
lambdoid
squamous

Occipitomastoid is located between the occipital bone and temporal bone (mastoid region)

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10
Q 
The skullcap that forms the roof and walls of the skull is called which of the following?
Orbit
girdle
cranial fossa
calvaria
A

calvaria

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11
Q

the mandible condyle articulates with which part of the temporal bone?

Mandibular fossa
Mandibular process
Mandibular facet
Mandibular notch

A

Mandibular fossa

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12
Q

The projection of the temporal bone that extends anteriorly to form part of the zygomatic arch is the _____ process

A

zygomatic process

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13
Q

what is the prominent bony process behind and below the ear that is filled with small air sinuses and serves as an attachment for a major neck muscle?

Styloid process
Zygomatic process
mandibular process
mastoid process

A

mastoid process

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14
Q

The temporal process of the _______ bone forms part of the zygomatic arch

A

zygomatic

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15
Q

The ______ canal is the passage for the carotid artery.

A

carotid

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16
Q

Which of the following terms refers to the large hole in the base of the skull that allows the spinal cord to enter the cranial cavity?

Obturator foramen
foramen ovale
foramen magnum
auditory foramane

A

foramen magnum

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17
Q

Where does the skull rest on the vertebral column?

Basilar Condyle
Mastoid Process
Occipital Condyles
Foramen Magnum

A

Condyles

Foramen

18
Q

Which wing of the sphenoid bone forms one half of the middle cranial fossa and a part of the lateral surface of the cranium?

lesser wing
middle wing
greater wing
inferior wing

A

Greater Wings

19
Q

the bone in the neck that does not articulate with any other bone is the _______ bone.

A

Hyoid Bone

U shaped bone between chin and larynx

20
Q

Which of the sphenoid bones forms the posterior margin of the anterior cranial fossa?

Greater Wings
Lateral Wings
Medial Wing
Lesser Wing

A

lesser wings

21
Q

What structure sits in the sella turcica?

Brain stem
Occipital lobe
Pituitary gland
Cerebellum

A

pituitary gland

22
Q

The palatine bones forms part of the _______.

Ear Canal
Hard Palate
Soft Palate
Nasal Septum

A

hard palate

23
Q

Within the vertebral column _______ disc is a pad consisting of an inner gelatinous nucleus surrounded by a ring of fibrocartilage.

A

Intervertebral disc

located between the bodies of two adjacent vertebrae

24
Q

Which bone is located in the neck and does not articulate with any other bone?

Mandible
Hyoid
Clavicle
Stapes

A

Hyoid of the neck

Mandible forms lower jaw. Articulates temporal bone

stapes: auditory bone

25
Q

Which term refers to the space located between unfused cranial bones during early development?

Fontanelles
Fistulas
Furrows
Fissures

A

Fontanelles

26
Q

The dens projects into the _______.

A.vertebral foramen of the first thoracic vertebra
B. occipital condyle
C. Odontoid process of the axis
D. Vertebral foramen of the atlas

A

D. Vertebral foramen of the atlas

Dens is located on vertebra C2 the axis

27
Q

Which of the following is the weight baring portion of the vertebra?

Body
Spinous Process
Pedicle
Vertebral arch

A

Body (centrum)

mass of spongy bone and red bone marrow covered with a thin shell of compact cortical bone

28
Q

An intervertebral disc is made out of which type of cartilage?

Fibrocartilage
Elastic Cartilage
Hyaline Cartilage

A

Fibrocartilage

29
Q

The first cervical vertebra is called the _______

A

Atlas (C1)

holds head

30
Q

The second cervical vertebra is called the _______

A

Axis (C2)

moves head

31
Q

The thoracic cage consists of the thoracic vertebrae, _____, and ribs.

A

sternum

encloses lungs and heart attachment for pectoral girdle and upper limbs

32
Q

The _____ is a very small triangular bone at the end of the vertebral column. It is made up of four or five small fused vertebrae.

A

coccyx

33
Q

This bone looks like a butterfly.

A

Sphenoid

34
Q

The Lacrimal bone, which means crying in Spanish, is located where? and helps do what?

A

under tear ducts and sends tears way from eye internally

35
Q

Vomer helps divide what into two cavities?

A

nasal cavity

36
Q

This is an extension between the eyebrows on the frontal bone?

A. Glabella
B. Infraorbital foramen
C. Middle nasal concha

A

A.

37
Q

Mental foramen is hole in front of what bone?

A

Mandible

38
Q

What makes the chin point?

A.Mental Protuberance
B. Infraorbital Foramen
C. Mental Foramen

A

A. Mental Protuberance

39
Q

What connects the parietal and temporal bone?

A

Squamous suture

40
Q

What connects frontal and parietal bone?

A

coronal suture

41
Q

This is the inner portion of vertebra disc?

A. Nucleus pulposus
B. Anulus fibrosus
C. Spinal Nerve
D. herniation of nucleus pulposis

A

A. Nucleus pulposus

42
Q 
Outer portion of vertebra disc?|
A. Nucleus pulposus
B. Anulus fibrosus
C. Spinal Nerve
D. herniation of nucleus  pulposis
A

B. Anulus fibrosus

BIO211 (21 decks)

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