- Each primary spirochete that begins meiosis 1 produces ____ sperm with ____ chromosomes
- The accessory organs of the male reproductive tract _____ and ______ the sperm cells
- as you go down the lungs, there is more ________ than cartilage
- produce sound by changing the shape of the pharynx
- what is the existing pressure in the lungs
- Interstitial cells lie between seminiferous tubules and produce what?
- condition where the mucus membrane becomes swollen and prevents vocal cords from vibrating freely (can't talk)
- structures that keep AV valve cusps from bulging into the previous chamber
- blood is delivered to the cardiac muscle tissue ______ ______ and returned from the wall of the heart through ______ _____
- during atrial contraction _______ valves are open and _____ are closed
- what does parasympathetic stimulation do to the heart
- during ventricular contraction _____ valves are open and ______ valves are closed
- what are the ridges of muscle found in ventricles of the heart
- walls of ventricles are _____ than atria
- what is considered boarder line hypertension
- In what vessels is blood pressure the lowest?
- are venous return and cardiac output typically equal?
- is bp higher or lower in pulmonary arteries compared to systemic arteries
- the top of the heart is called the ______ and the bottom is called the _____
- what causes long term changes in stroke volume and bp?