Dorsiflexion involves ________ at the ankle joint and ________ of the foot.
A) flexion; elevation of the sole
B) extension; elevation of the heel
C) flexion; elevation of the heel
D) extension; flexion of the sole
E) adduction; flexion of the heel
A) flexion; elevation of the sole
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During muscle activity, ATP plays a role in providing energy for
A) Cross-bridge cycling. B) Establishing ion gradients across the sarcolemmal membrane. C) Transporting Ca2+ back to the sarcoplasmic reticulum. D) All of the above
Match the term with the correct definition or explanation.
a. hypothesis b. scientific method c. theory d. experimentation e. control group f. test group 1. _____ A hypothesis that has been supported by repeated testing and has gained a high level of confidence 2. _____ A systematic approach to discovery 3. _____ A group that does not get what is being tested 4. _____ A reasonable guess based on previous informal observations 5. _____ A process used to test a hypothesis 6. _____ A group that receives what is being tested
What does the posterior pituitary gland release into the blood?
a. steroid hormones b. secretin and cholecystokinin c. adipokines d. vasopressin and oxytocin e. cortisol and epinephrine
Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.Effects are more general
A. Parasympathetic B. Sympathetic