However, defining the human diploid chromosome number ... eventually reporting summary data from 261 unique chromosome spreads obtained from 22 different cell cultures of fetal lung tissue.

In total, most human cells contain 46 chromosomes with 22 pairs of autosomes, or non-sex chromosomes, and two sex-determining chromosomes. The sex chromosomes in humans are called X and Y.

The human Y chromosome ... explains that humans have 23 pairs of chromosomes: 22 autosomes and one pair of sex chromosomes—XX ...