Question

question 25
the combining form cusp/o- means:
intima
gate; opening
projection; point
heart valve

question 26
a myocardial infarction is a condition of:
an overactive heart muscle
diseased heart muscle
blocked oxygen flow
an area of dead tissue

Explanation:

• For Question 25: The combining form "cusp/o -" is related to the structure of heart valves. Each heart valve has cusps (projections).
• For Question 26: A myocardial infarction (heart attack) occurs when there is a blocked blood supply (and thus oxygen flow) to an area of the heart muscle, leading to that area of tissue dying.

Answer:

Question 25: heart valve
Question 26: an area of dead tissue