The nose is above the mouth.
superior and/or lateral
Medial and inferior gaze.
'Proximal' means near to the centre of something, or, occasionally, near to a point of attachment.
directional term for lungs
Anteroposterior is the directional term used to describe front to back.
The pharynx is the scientific term for the throat. The pharynx is a passageway from the mouth and nose to the esophagus and larynx.
All medical directional terms work by assuming the person is in the anatomical position, that is stood up with their arms by their sides, palms facing forward. Lateral describes something that is further away from the midline than something else. The midline is the line that you could draw straight down the middle of a person, i.e. between their eyes, down through their nose and to the floor. For example, the ears are lateral to the eyes, and the eyes are lateral to the nose. The opposite is medial, i.e. towards the midline.
Flood plain, ie lowwer course or river mouth.
Poynting vectors represent the directional energy flux density of electromagnetic fields. The term describes the direction and magnitude of how energy flows in electromagnetic waves.