Blood flow to a tissue will increase if the
A) level of oxygen at the tissue increases.
B) level of carbon dioxide at the tissue decreases.
C) veins constrict.
D) arterioles dilate.
E) All of the answers are correct.
Answer: D
You might also like to view...
Growth of bones is controlled by a symphony of hormones. Which hormone is of greatest importance for bone growth during infancy and childhood?
prolactin thyroid hormone somatomedins growth hormone
The breakdown of amylopectin in the presence of amylase and maltase will result in which of the following products?
A) galactose B) glucose C) sucrose D) fructose
The neocortex contains which of the following cells?
A. Purkinje and stellate cells B. Pyramidal and stellate cells C. Pyramidal, stellate, and Purkinje cells D. Pyramidal and Purkinje cells
The synaptic knob releases acetylcholine into the synaptic cleft, which is received by receptors on the motor end plate. Which structure does this describe?
A) The neuromuscular junction of a skeletal muscle B) The varicosity of a smooth muscle cell C) A motor unit D) A sarcomere E) The thick filament