"swelling of erectile nasal tissue"
wouldn't you FEEL that? i mean apparently it's true,
but i'm a biological male and i've never felt that

Swelling of Erectile Nasal Tissue Induced by Human Sexual Pheromone - PubMed
Most chemically mediated sexual communication in humans remains uncharacterized. Yet the study of sexual communication is decisive for understanding sexual behavior and evolutive mechanisms in our species. Here we provide the evidence to consider 4,16-androstadien-3-one (AND) as a man's sexual...

There's loads of weirdness about the human body.....
I won't gross you out with what I've learned over the years having
been shown by the doctors in my family.