Which of the following is a buffer zone between the outside world and most of the cells of the body?
A) lymph
B) extracellular fluid
C) blood
D) lumen
E) All of the answers are correct.
B) extracellular fluid
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If you had all of your fingers (including the thumb) spread out wide (full abduction), which muscle or group would bring your thumb toward your first finger?
A. Dorsal interossei B. Lumbricals C. Abductor pollicis longus D. Adductor pollicis E. Palmar interossei
Which of the following is NOT one of the three layers of tissue that forms the eyeball?
A. Conjunctiva B. Sclera C. Choroid D. Retina
What are the three distinct waveforms called that are found in a normal ECG?
a. A wave, B wave, C wave b. Q wave, R wave, S wave c. Q wave, R complex, S wave d. P wave, RST complex, Q wave e. P wave, QRS complex, T wave
What is the common insertion of all 4 heads of the triceps brachii muscle?
What will be an ideal response?