Ch 7 Flashcards

1
Q

Skeletal system facts

A

composed of bones, cartilages, joints and ligaments; 20% of body mass

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2
Q

Axial Skeleton

A

consists of 80 bones; 3 major regions skull, vertebral column, and thoracic cage

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3
Q

2 types of Skull bones

A

Cranial bones and facial bones

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4
Q

cranial fossa in the base

A

anterior, middle, and posterior cranial fossae

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5
Q

Anterior cranial fossa

A

Frontal lobes

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6
Q

Middle cranial fossa

A

temporal and lateral lobes

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7
Q

Posterior cranial fossa

A

cerebellum

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8
Q

Concha

A

very vascular, they warm the air as you breathe

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9
Q

Inferior nasal concha

A

a standalone bone

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10
Q

vomer

A

lowest part of the nasal septum. It is separate from the ethmoid. plow shaped

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11
Q

Mandibular condyle

A

the joint for the jaw; has the fossa as well

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12
Q

four sutures in the cranium

A

Squamous suture, Coronal suture, Lambdoid suture, saggital suture

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13
Q

Squamous suture

A

separates the temporal bone from the parietal

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14
Q

Coronal sutur

A

separates the frontal from the parietal

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15
Q

Lambdoid suture

A

separates the parietal and occipital

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16
Q

saggital suture

A

separates the left and right parietal bone

17
Q

Frontal sinus

A

hollow chamber filled with air lined with mucous membrane and open to the outside. it makes your skull lighter and your voice more pleasant

18
Q

Sinusitis

A

inflammation of sinuses because of infection

19
Q

christa galli

A

cock’s comb” part of the ethmoid bone. It separates the two frontal lobes of the brain

20
Q

How many named openings are there in the cranium

A

85