Large, lipid-insoluble molecules cross capillary walls by ___.

Melanin is found in which cells?

A. Both melanocytes and keratinocytes B. Only melanocytes C. Both melanocytes and Langerhans cells D. Only keratinocytes

Physiology is the study of the:

1.structure of living things. 2.function of living things. 3.chemical make-up of living things. 4.development of living things.

Most heat loss occurs through the skin via radiation or evaporation

Indicate whether the statement is true or false

The cerebrospinal fluid circulates around the brain and spinal cord in the

A) epidural space. B) neural tube. C) subarachnoid space. D) subdural space.