"The head" in French?	La tête. "J'ai mal à la tête" means I have a headache.
"The eye" and "the eyes" in French?	L'œil (m.), les yeux. One of the most irregular plurals in French.
"The ear" and "the nose" in French?	L'oreille (f.), le nez.
"The mouth" and "the tooth" in French?	La bouche, la dent. "J'ai mal aux dents" (I have toothache).
"The neck" and "the throat" in French?	Le cou, la gorge. "J'ai mal à la gorge" (I have a sore throat).
"The shoulder" and "the back" in French?	L'épaule (f.), le dos.
"The arm" and "the hand" in French?	Le bras, la main.
"The finger" and "the toe" in French?	Le doigt (the g and t are silent), l'orteil (m.).
"The stomach" and "the belly" in French?	L'estomac (m., final c silent), le ventre. "J'ai mal au ventre" (I have a stomach ache).
"The leg", "the knee" and "the foot" in French?	La jambe, le genou (plural les genoux), le pied.
"The heart" and "the blood" in French?	Le cœur, le sang.
"The hair" (on your head) in French?	Les cheveux, plural. Un cheveu is a single hair; un poil is a body hair.
"My back hurts" and "my feet hurt" in French?	"J'ai mal au dos." "J'ai mal aux pieds." À + le = au, à + les = aux.
"I wash my hands" in French?	"Je me lave les mains." French uses the article (les), not mes, with body parts here.
"I'm ill" in French?	"Je suis malade."
"I have a fever" and "I have a cold" in French?	"J'ai de la fièvre." "J'ai un rhume" or "je suis enrhumé(e)."
"I feel sick" (nauseous) in French?	"J'ai mal au cœur" or "j'ai la nausée." Mal au cœur means nausea, not heart pain.
"A cough" in French?	La toux. "Je tousse" (I'm coughing).
"The pain" in French?	La douleur. "Une douleur dans le dos" (a pain in the back).
"The doctor" in French?	Le médecin (used for women too). Docteur is used to address one: "Bonjour, docteur."
"An appointment" in French?	Un rendez-vous. "J'ai rendez-vous chez le médecin à dix heures."
"The medicine" and "the prescription" in French?	Le médicament (la médecine is the field of medicine). L'ordonnance (f.).
What does blessé mean in French?	Injured or hurt, not blessed. "Il est blessé au bras" (his arm is injured). Blessed is béni.
"I broke my leg" in French?	"Je me suis cassé la jambe." Se casser plus the article, not ma.
"Health" in French?	La santé. "Santé!" or "À votre santé!" means cheers.