The urethral lumen runs effectively parallel to the penis, except at the narrowest point, the external urethral meatus, where it is vertical.
32.
It is likely that the cases he described were actually hypospadias, a condition in which the urinary meatus is on the underside of the penis.
33.
In the case where a fourth, supreme nasal concha is present, there is a fourth "'supreme nasal meatus " '.
34.
In females, separate orifices have evolved for all three, while in males, a common urinary meatus discharges both urine and semen from the urethra.
35.
Physical stimulation of the external acoustic meatus innervated by the auricular nerve elicits a cough, much like the other cough reflexes associated with the vagus nerve.
36.
The nervus intermedius exits the cranial cavity at the Internal auditory meatus, and joins with the motor root of the facial nerve at the geniculate ganglion.
37.
Mice knock-out models of the gene express defects in the tongue, nasal cavity, nasal pits, inner ear, and external auditory meatus.
38.
It drains to into the nasal cavity through the anterior portion of the inferior meatus which is between the inferior concha and the floor of the nasal cavity.
39.
The fluid is conveyed through the lacrimal canaliculi to the lacrimal sac, and thence via the nasolacrimal duct to the inferior nasal meatus of the nasal passage.
40.
While the muscle modifies the auricular shape only minimally in the majority of individuals, this action could increase the opening into the external acoustic meatus in some.
