Skull Flashcards

1
Q

How many bones is skull composed of

A

8

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2
Q

What are cranial sutures

A

fibrous bands that connect the skull

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3
Q

What part of the skull do the cranial sutures connect?

A

front and parietal are connected by the coronal suture

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4
Q

what are the four lobes of the cerebrum?

A

frontal, parietal, occipital, temporal (below)

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5
Q

Cerebrum function

A

memory, conscious/subconscious regulation of skeletal muscle contractions, intellectual functions

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6
Q

cerebellum function

A

coordinates complex somatic motor patterns

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7
Q

pons function

A

sensory information to cerebellum and thalamus

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8
Q

medulla oblongata function

A

sensory information to the thalamus
regulation of visceral functions

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9
Q

thalamus function

A

relay and process centres for sensory info

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10
Q

hypothalamus function

A

control emotions, autonomic functions and hormone production

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11
Q

midbrain function

A

process visual and auditory data, maintenance of consciousness and reflexive somatic motor responses

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12
Q

parietal lobe

A

sensory information input, body orientation, primary and secondary somatic area

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13
Q

occipital lobe

A

visual reception area and visual interpretation

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14
Q

temporal lobe

A

auditory reception expressed behaviour and receptive speech

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15
Q

What is the ventricular system composed of?

A

4 cerebral spinal fluid-filled cavities

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16
Q

What does the posterior pituitary do

A

releases oxytocin

17
Q

what does the anterior pituitary do

A

thyroid function and hormone and growth hormone

18
Q

what are the three dural folds?

A

falx cerebri, tentorium cerebelli, falx cerebelli

19
Q

What does the Falx cerebri separate?

A

cerebral hemispheres

20
Q

what does the tentorium cerebelli separate?

A

cerebrum from cerebellum

21
Q

what does the falx cerebelli separate?

A

cerebellar hemispheres

22
Q

What does the cerebral venous system do

A

collect blood carry deoxygenated blood back to the heart

23
Q

what is the circle of willis

A

the venous circulation that maintains blood flow from one cerebral hemisphere to another

24
Q

where does the superior cerebral artery blood flow go?

A

cerebellum

25
What are the four main portions of the temporal bone
squamous, tympanic, mastoid, petrous
26
How many facial bones
14
27
what are the nasal sinuses
ethmoid, maxillary, sphenoid, frontal