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
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.
