hello, bleeding and swollen gums are mostly caused by local irritational deposits around your teeth and sometimes nutritional deficiency
for bleeding gums
,you should consult a dentist
, who will perform professional cleaning of your gums and will advice you gum paints and multi-vits..vit-c and vit-B along with antiseptic mouthwash.
maintain your oral hygiene
with brushing twice daily along with flossing to prevent its recurrence..
if your throat still hurts after 7 days of following all advise then you should consult ENT surgeon.
if your age is around 18-25yrs, then erupting third molar can be the cause of pain in throat..
as the tooth erupts your pain will subside..
meanwhile use sensitive/soft toothbrushes,antiseptic mouthwashes, give finger massage
to your gums with astringent and increase your Vit-B &C intake via citrus juices and fruits..