The gland which performs both endocrine and exocrine function is

The pancreas produces $..........$ enzymes and $...........$ hormones.

Which gland is both exocrine and endocrine?

$A$ sample of urine was diagnosed to contain a high content of glucose and ketone bodies. Based on this observation, answer the following:
$(a)$ Which endocrine gland and hormone is related to this condition?
$(b)$ Name the cells on which this hormone acts.
$(c)$ What is the condition called and how can it be rectified?

Diabetes mellitus is primarily caused by:

The rise of blood sugar above the normal level is known as