The vital centers for the control of heart rate, respiration, and blood pressure are located in the ________.

A) pons
B) medulla
C) midbrain
D) cerebrum


B) medulla

Anatomy & Physiology

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Although the length of the menstrual cycle varies between women, menstruation consistently occurs 14 days after ovulation, and thus the ________ phase is constant in length.

A. proliferative B. menstrual C. secretory D. follicular

Anatomy & Physiology

A k-selected species

a. produces a large number of young. b. provides minimal nourishment to its offspring. c. has low offspring survival. d. demonstrates high parental involvement.

Anatomy & Physiology

As cells are pushed from the deeper portion of the epidermis toward the surface,

A) they divide. B) they die. C) their nutrient supply increases. D) they enter the dermis. E) they produce daughter cells.

Anatomy & Physiology

Which layer of the skin contains blood vessels AND nerve fibers?

A. Dermis B. Epidermis C. Epidermis and dermis

Anatomy & Physiology