The protein actin is found in _____, which results in some type of movement or contraction.
A) Golgi bodies
B) Microfilaments
C) Microtubules
D) Cilia
Answer: B) Microfilaments
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Some sympathetic preganglionic fibers stimulate the adrenal medulla to release norepinephrine and epinephrine into the blood, producing a "surge of adrenaline."
Indicate whether the statement is true or false
The ability of a carrier molecule to transport only one specific molecule or a group of closely related molecules is called ________.
Fill in the blank(s) with the appropriate word(s).
What leads to metabolic alkalosis?
A) prolonged vomiting and the loss of acidic stomach contents B) prolonged diarrhea in which bicarbonate ions are lost in the feces C) diabetic ketoacidosis in which excess acids are produced D) visiting a high altitude location
Which of the following is not found in the axial region of the body?
A. Cervical region B. Abdominal region C. Thoracic region D. Carpal region