Six pairs of ribs attach directly to the sternum via a separate costal cartilage.

What types of neurons take messages to the CNS?

During the “fight or flight” response heart rate ____ and blood flow to the digestive tract _____.

The left lung contains how many lobes?

Which of the following is an example of a “club” drug?

From medial to lateral the erector spinae muscles are the _____.

What type of Muscular Tissue occurs in the wall of the heart?

21. The internal solute concentration of a plant cell is about 0.5M. For a plant to have its needed turgidity (swelling) it would be necessary for the plant to be suspended in which of the following solute concentrations? (Hint- consider which direction water will need to move for the cell to swell!)

What is the organ of sexual arousal in females?

What organ of the female reproductive system serves as the exit for menstrual flow?