The vitreous humor is a clear, watery fluid that helps to maintain the intraocular pressure of the eye and provides nutrients for the avascular lens and cornea.
Indicate whether the statement is true or false.
Ans: False
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The dark band of skeletal muscle consists of ________
A) both thick and thin filaments B) only thick filaments C) only thin filaments D) T tubules
Mary has been suffering from a "bad knee"; for several months. She is a tennis player who often slides in to attack a ball; she is an aerobic devotee and a jogger. She visited an orthopedic surgeon last week who told her that he would "like to have a look at her knee joint." He also told her that her symptoms indicated damage to the meniscus, and it might have to be removed. What will the doctor do to see the joint, and if the meniscus is removed will Mary be able to play tennis again?
What will be an ideal response?
People lacking Rh factor are born with circulating antibodies against it
Indicate whether the statement is true or false.
Which structure marks the end of the left ventricle and the entrance to the aorta?
A. Foramen ovale B. Right atrioventricular valve C. Aortic semilunar valve D. Pulmonary semilunar valve E. Left atrioventricular valve