Which of the following is correct flow through the heart?

Most of a cell’s life cycle is spent in mitosis.

Which of the following blood types is a universal donor?

A chemical messenger that is released across a synapse is referred to as a __________.

The 2 pleural cavities are divided by the __________.

Cytology is the study of tissues under the microscope.

“Rest and digest” refers to the __________ division of the autonomic nervous system.

The diaphragm separates the abdominal and pelvic cavities.

Lymphocytes are considered WBCs and are active in the body’s immune response.

The two curves of the vertebral column the arch forward are the _____ curves.