Which type of chemical messenger will act locally on nearby cells?
A. Paracrine
B. Endocrine
C. Autocrine
D. Neurotransmitter
Answer: A
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At what point during excitation contraction coupling does exocytosis play a role?
A) during calcium ion reuptake into the sarcoplasmic reticulum B) when sodium channels open up on the motor end plate C) during acetylcholine release from the synaptic terminal D) when the action potential surges through the T-tubules E) when ATP splits into ADP and P on the free myosin head
The normal level at which a physiological variable is maintainied is known as its
A. stimulus.?B. control center.?C. negative feedback.?D. set point.?E. effector.
Your colleague sees a pelvic radiograph you have just taken of a patient and comments that your patient must have been a female. Provide three or more characteristics of the female pelvis to support how your colleague recognized the sex of your patient
from her radiograph. What will be an ideal response?
LH and FSH are
A. gonadotropic hormones. B. sex hormones. C. only in females. D. All apply.