What structure is #4 referring to?   

Gastric peristalsis partly stimulate hunger.

Histotoxic hypoxia is

The right lymphatic duct receives lymph from right arm, right side of head and thorax; it also empties into left subclavian vein.

Body weight is stable when average daily energy intake and output are equal.

The alternative pathway is associated with the ________________ system.

A ________________D lens has a radius of curvature of 0.20M (n=1.49)

This painting by _________________ makes use of a ______________ color scheme.

Receptor(s) with intrinsic enzymatic activity

Lymph moves towards the heart because of