VIVA W9-12 Practise questions Flashcards
What are the parts of the peripheral nervous system?
Autonomic (for parasympathetic and sympathetic) - Controls involuntary bodily functions and regulates glands.
Somatic - Controls muscle movement and relays information from ears, eyes and skin to the central nervous system.
What are the parts of the hindbrain?
pons, cerebellum, and medulla oblongata
Where are the occipital bones?
At the base of the back of your skull
Which lobe contains the auditory cortex?
the temporal lobe
Where is the 4th ventricle located?
hindbrain
How many spinal nerves leave the spinal cord?
31 pairs (62 in total)
Where do the venous sinuses drain to?
internal jugular
What is the inner layer of meninges?
the pia mater
What cranial nerves sit above the pons?
3 Occular motor
4 Trochlear
5 Trigeminal
What cranial nerve supplies the pharynx?
Vagus
Name one structure outside the head supplied by the
vagus nerve.
heart, lungs, intestines
What is the function of the accessory nerve?
Shrugs the shoulders
What primary vesicles are present at 4 weeks of
development?
the forebrain, the midbrain and the hindbrain,
From which pharyngeal arch do the muscles of
mastication develop?
the first pharyngeal arch
Describe the parts of the middle ear.
tympanic membrane, malleus, incus, stapes, oval window
What is the smallest muscle in the human body?
Stapedius muscle
What is the name of the receptor cells of hearing?
hair cells
What sits on the back of the midbrain?
Superior Culliculus
Describe the anterior formation of the Circle of Willis.
vertebral arteries come up into the basilar, These branch into the posterior cerebral ateries. From these come the posterior communicating arteries, forming the first half of the circle. Then the Internal Carotid arteries come into the circle. The middle cerebral arteries branch from them. The circle is continued with the anterior cerebral artery and them completed with the anterior communicating artery.
What cranial nerves leave through the internal acoustic meatus?
7 facial
and
8 vestibularcochlear
What is the outer layer of the meninges?
Dura mater
Inner layer of meninges
pia mater
middle layer meninge
Arachnoid mater
What cranial nerves leave through the optic canal?
Optic
Name 2 cranial nerves that contain ParaSympathetic fibres?
3 Occulomotor
7 Facial
9 Glassopharyngeal
10 Vagus
