Na+ reabsorption is a(n) ________ process, while Cl- reabsorption is a(n) ________ process.

A. active; passive
B. active; active
C. passive; active
D. passive; passive


Answer: A

Anatomy & Physiology

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According to _______ law, making the respiratory membrane thicker by coating it with excess mucus would cause ______ (increase or decrease?) the exchange rate of gases through that membrane

Fill in the blank(s) with correct word

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What is a hematocrit?

A) Percentage of erythrocytes in a blood sample B) Percentage of anemic cells in a blood sample C) Percentage of leukocytes in a blood sample D) Percentage of platelets in a blood sample

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Three common components of a feedback loop are ________, ________, and ________.

A. receptor; integrating (control) center; organ system B. receptor; integrating (control) center; effector C. stimulus; integrating (control) center; organ system D. stimulus; receptor; integrating (control) center E. receptor; organ; organ system

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Which descending tract is involved in reflex movements of the head in response to visual and auditory stimuli?

A. Corticospinal B. Spinothalamic C. Tectospinal D. Reticulospinal E. Vestibulospinal

Anatomy & Physiology