Anatomy - Neurology book Flashcards
Name the 4 paranasal air sinuses
frontal
maxillary
sphenoid
ethmoid
Where is dopamine produced?
substantia nigra of the basal ganglia
What is the only sensory nerve that doesn’t go through the thalamus?
olfactory
Pituitary gland blood supply
internal carotid artery
Anterior pituitary functions
stimulates the thyroid, adrenal glands and gonads, produces growth hormone and lactogenic factors
Posterior pituitary functions
raises BP
decreases urine
contracts the uterus
What are the 4 walls of the orbit?
laterally = zygoma and greater wing of sphenoid
medially = lacrimal anteriorly and ethmoid posteriorly
superiorly = orbital plate of frontal and lesser wing of sphenoid
inferiorly = maxilla and zygoma
Inferior rectus actions on the eye
depression
adduction
extorsion
Superior rectus actions on the eye
elevation
adduction
intorsion
Medial rectus action on the eye
adduction
Lateral rectus action on the eye
abduction
Superior oblique actions on the eye
intorsion
depression
abduction
Inferior oblique actions on the eye
extorsion
elevation
abduction
Lateral rectus motor supply
abducens nerve
Superior oblique motor supply
trochlear nerve
Which muscle causes pupil dilation and what is it’s innervation?
dilator pupillae
post-ganglionic sympathetic nerves from superior cervical ganglion
Which muscle causes pupil constriction and what is it’s innervation?
pupillae
short ciliary branches of oculomotor nerve
Shoulder flexion myotome
C5
Shoulder extension myotome
C6,7,8
Elbow flexion myotome
C5,6
Elbow extension myotome
C6,7
Shoulder abduction myotome
C5
Shoulder adduction myotome
C6,7,8
Shoulder medial rotation myotome
C6,7,8
Shoulder lateral rotation myotome
C7,8
Wrist flexion myotome
C6,7
Wrist extension myotome
C6,7
Wrist supination myotome
C6
Wrist pronation
C7,8
Hip flexion myotome
L2,3
Hip extension myotome
L4,5
Knee extension myotome
L3,4
Knee flexion myotome
L5,S1
Ankle dorsiflexion myotome
L4,5
Ankle plantarflexion myotome
S1,2
Ankle inversion myotome
L4,5
Ankle eversion myotome
L5,S1
Leg adduction myotome
L1,2,3
Leg abduction myotome
L5,S1
Leg lateral rotation myotome
L5,S1
Leg medial rotation myotome
L1,2,3