Scusami ma nn mi riesce proprio e forse anzi sicuramente ho sbagliato qualcosa, ti posto lo script modificato in base ai ruoi consigli:

------------------------QUERY--------------------

$comextra ="SELECT * FROM `members`where ID_MEM='$_REQUEST[ID_MEM]'"and "SELECT `members`.`dataacc` , `members`.`diocacc` , `members`.`datadom` , `members`.`datain1` , `members`.`datain2` , `members`.`datain3` , `members`.`recatt` , `members`.`extradomum`
FROM `members`
WHERE `members`.`extradomum` =1";

$qrycount= mysql_query($comextra) or die(mysql_error());
$extraris = mysql_query($comextra);
$extradati = mysql_fetch_assoc($extraris);
$totaleRes = mysql_num_rows($extraris);

$extradd = $extradati["datadom"];
$extra1i = $extradati["datain1"];
$extra2i = $extradati["datain2"];
$extra3i = $extradati["datain3"];
$extrada = $extradati["dataacc"];
$extradi = $extradati["diocacc"];
$estrare = $extradati["recatt"];

----------------------CICLO WHILE-------------

while($rs =mysql_fetch_array($extraris)){

if($extraris > 0)
echo "<table width='780' height='30' border='2'>\n";
//echo"


";
// Intestazioni
echo "</br></br><tr style='font-weight:; color:red;'>",
"<td> Data Domanda </td><td>1°Indulto </td><td> 2°Indulto </td><td> 3°Indulto </td><td> Data Accettazione </td><td> Diocesi di Accettazione </td><td> Recapito Attuale </td><td> Data di Uscita </td>",
" </tr> \n";
# se hai memorizzato in un array
# echo table, th ecc ecc
//foreach($extradati as $rs){
print "<td> $rs[datadom] </td>";
print "<td> $rs[datain1] </td>";
print "<td> $rs[datain2] </td>";
print "<td> $rs[datain3] </td>";
print "<td> $rs[dataacc] </td>";
print "<td> $rs[diocacc] </td>";
print "<td> $rs[recatt] </td>";
print "<td> $rs[recatt] </td>";
}