The muscle on the back of the upper arm is called the _____.?
A) ?biceps
B) ?triceps
C) ?deltoid
B
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Curare is a poisonous plant extract. Curare molecules have a chemical structure like the neurotransmitter ACh. Curare can bind to the ACh receptor site on the chemically gated ion channels in the motor end plate
Even though curare will bind to the receptor site it will not open the ion channel and no ions will pass through. What do you think the symptoms of curare poisoning would look like? A) Curare will only affect muscles with ACh receptors, paralyzing them. B) Smooth muscles will become stimulated causing quick movement of nutrients through the digestive system. C) Curare will only affect cardiac muscle, causing fibrillations of the heart. D) Muscles will respond too quickly and cause a severe tremor.
List the factors that influence arteriolar resistance, and give an example of each.
What will be an ideal response?
Enzymes can be inhibited.
Answer the following statement true (T) or false (F)
Which of the following are found in lymph nodes?
A. T lymphocytes B. B lymphocytes C. Macrophages D. All apply.