"The head" in Spanish?	La cabeza. "Me duele la cabeza" means I have a headache.
"The eye" and "the eyes" in Spanish?	El ojo, los ojos. "Tiene los ojos azules" (he or she has blue eyes).
"The ear" in Spanish?	La oreja (the outer ear) or el oído (the inner ear and hearing). An earache is dolor de oído.
"The nose" and "the mouth" in Spanish?	La nariz, la boca.
"The tooth" and "the molar" in Spanish?	El diente, la muela. Toothache is dolor de muelas.
"The neck" and "the throat" in Spanish?	El cuello, la garganta. "Me duele la garganta" (I have a sore throat).
"The shoulder" and "the back" in Spanish?	El hombro, la espalda.
"The arm" and "the hand" in Spanish?	El brazo, la mano. Mano is feminine despite ending in -o: la mano derecha.
"The finger" and "the toe" in Spanish?	El dedo. A toe is un dedo del pie.
"The chest" and "the stomach" in Spanish?	El pecho, el estómago. La barriga or la tripa is an informal word for belly.
"The leg", "the knee" and "the foot" in Spanish?	La pierna, la rodilla, el pie.
"The heart" and "the blood" in Spanish?	El corazón, la sangre.
"My feet hurt" in Spanish?	"Me duelen los pies." Doler works like gustar: duele for one body part, duelen for several.
"I wash my hands" in Spanish?	"Me lavo las manos." Spanish uses the article (las), not mis, with body parts.
"I'm ill" in Spanish?	"Estoy enfermo" (male) / "Estoy enferma" (female). Estar, because illness is a temporary state.
"I have a fever" and "I have a cold" in Spanish?	"Tengo fiebre." "Estoy resfriado/a" or "Tengo un resfriado."
"I feel dizzy" in Spanish?	"Estoy mareado/a." Mareado also covers feeling sick in a car or on a boat.
"A cough" in Spanish?	La tos. "Tengo tos" (I have a cough).
"The pain" in Spanish?	El dolor. "Tengo dolor de estómago" (I have a stomach ache).
"The doctor" in Spanish?	El médico / la médica, or el doctor / la doctora. "Necesito un médico."
"An appointment" in Spanish?	Una cita. "Tengo una cita con el médico a las diez."
"The medicine" and "the prescription" in Spanish?	El medicamento (or la medicina). La receta, which also means recipe.
What does embarazada mean in Spanish?	Pregnant. Embarrassed is avergonzado/a, or "me da vergüenza."
"I broke my arm" in Spanish?	"Me rompí el brazo." Romperse plus the article, not mi.
"Health" and "healthy" in Spanish?	La salud. Sano/a (a healthy person), saludable (healthy food or habits). "¡Salud!" means cheers or bless you.