diff --git a/question_types/multichoice/multichoice.js b/question_types/multichoice/multichoice.js
index c520e12..f411328 100644
--- a/question_types/multichoice/multichoice.js
+++ b/question_types/multichoice/multichoice.js
@@ -95,8 +95,8 @@ var Multichoice = Multichoice || {};
               .addClass('selected')
               .end()
               .click(function (event) {
+                if (event.target.type !== 'checkbox' && !$(':radio').attr('disabled')) {
                 $(this).toggleClass('selected');
-                if (event.target.type !== 'checkbox') {
                   if (typeof $.fn.prop === 'function') {
                     $(':checkbox', this).prop('checked', function (i, val) {
                       return !val;
diff --git a/question_types/quiz_question/quiz_question.module b/question_types/quiz_question/quiz_question.module
index 69326aa..2b5c9d5 100644
--- a/question_types/quiz_question/quiz_question.module
+++ b/question_types/quiz_question/quiz_question.module
@@ -321,6 +321,10 @@ function quiz_question_answering_form_submit_blank($form, &$form_state) {
       quiz_question_goto($quiz, $_SESSION['quiz'][$quiz->nid]['current'] + 1);
     }
   }
+  else {
+    // Advance to next question, no input here.
+    quiz_question_goto($quiz, $_SESSION['quiz'][$quiz->nid]['current'] + 1);
+  }
 
   // Advance to next question.
   $form_state['redirect'] = "node/{$quiz->nid}/take/" . $_SESSION['quiz'][$quiz->nid]['current'];
@@ -983,7 +987,7 @@ function quiz_question_answering_form_validate(&$form, &$form_state) {
   foreach (array_keys($form_state['values']['question']) as $nid) {
     $current_question = node_load($nid);
 
-    if ($current_question) {
+    if ($current_question && empty($form['question'][$nid]['#disabled'])) {
       // There was an answer submitted.
       $quiz_question = _quiz_question_get_instance($current_question);
       $quiz_question->getAnsweringFormValidate($form['question'][$nid]['answer'], $form_state['values']['question'][$nid]['answer']);