Do they take blood tests at a psychological test?

May for health check: Blood tests are not part of the usual psychological evaluation, however, blood tests may be done as a check on your general health.

Blood work at Psych.: Blood work is ordered during initial evaluation to obtain baseline measurement prior to starting or adjusting psychotropic medication.

Psychological Tests: No. The examinee is administered a standardized battery of tests which one cannot pass or fail. These results are generally compared to others at your age level.