◎◎◎ cardiovascular ⪢⪢
10927

◌◌◌ digestive
10952

◎◎◎ digestive ⪢⪢
16467

◎◎◎ endocrine ⪢⪢
￫ gland, neural, thyroid, hormone
10937

◌◌◌ eyes
-- pupil, retina, fovea, iris
2285

○○○ help ⪢⪢
A collection of lymph nodes and vessels that help regulate the body's defenses.
16434

• human body
4738

◎◎◎ lymphatic ⪢⪢
￫ lymph, immune
10944

◎◎◎ muscular ⪢⪢
10922

◎◎◎ nervous ⪢⪢
-- emanate
10932

◎◎◎ reproductive ⪢⪢
The primary organs involved differ between the sexes with ovaries, fallopian tubes, the uterus and vagina found in women and testes and a sperm channel found in men, together fertilization may occur, organ systems form and a child is born. #bookmark
10956

Songs in Easy English

◎◎◎ respiratory ⪢⪢
￫ nasal, cavity, exhale #bookmark
10951

◎◎◎ skeletal ⪢⪢
10915

◎◎◎ urinary ⪢⪢
-- renal, ureter, urine, urethra, bladder, electrolyte, regulatory
10950