Which is NOT a characteristic of connective tissue? A Connective tissue is defined by the presence of an extracellular matrix.
B Connective tissue usually has a good blood supply but can vary depending on the type
C The extracellular matrix of connective tissue may be solid, semisolid, or liquid.
D The cells of connective tissue are closely packed together.

I think the answer is D

Explanation:

Connective tissue has three main components:

Ground substance

Fibers

Cells

Together the ground substance and fibers make up the extracellular matrix. The composition of these three elements vary tremendously from one organ to the other. This offers great diversity in the types of connective tissue.

Ithink it's false i'm pretty sure

20 times a minute is usually the average respritory rate of an adult. additionally the patient is breathing on his own, is clearly maintaining his airway, and is intaking a sufficient amount of air. you shouldn't use a bag valve mask, cpap, or other form of positive pressure ventilation, unless the patient has lost control of his airway, and is not breathing (apneic) or has rapid breathing or slow and shallow respirations. this patient would most likely and should be put on an non-rebreather mask or nrb attached to 100% high flow oxygen at 15 l/min. don't use a nasal cannula, as the amount of oxygen it provides is limited with a rate of 6 l/min.