During an action potential _______

Fill in the blank(s) with the appropriate word(s).


Na+ influx causes depolarization

Anatomy & Physiology

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Which of the following is produced by the pineal gland?

A. Melanin B. Dopamine C. Oxytocin D. Melatonin E. Thymosin

Anatomy & Physiology

The thick muscular layer of the uterus is the

A) endometrium. B) perimetrium. C) myometrium. D) uterometrium. E) sarcometrium.

Anatomy & Physiology

In cardiac muscle, phosphorylation of phospholamban by protein kinase A modulates:

A. Ca++ extrusion through the plasmalemmal Ca++ pump B. Ca++ transport by SERCA C. open probability of the ryanodine receptor D. Ca++ affinity of troponin C E. Ca++ extrusion through the Na+-Ca++ antiporter

Anatomy & Physiology

The ejection of a mature egg from the ovary is called ____

a. ovulation b. gestation c. menstruation d. corpus luteum

Anatomy & Physiology