The kidneys are stimulated to produce renin ________
A) when the pH of the urine decreases
B) when the specific gravity of urine rises above 1.10
C) when the peritubular capillaries are dilated
D) by a decrease in the blood pressure
D
Anatomy & Physiology
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A(n) __________ is a patch of discolored skin sometimes called a birthmark.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The X and Y chromosomes are considered homologous autosomes.
Answer the following statement true (T) or false (F)
Anatomy & Physiology
In a skeletal muscle fiber, Ca2+ is released from
a. ACh receptors. b. the motor end plate. c. the sarcoplasmic reticulum. d. the sarcolemma and T-tubules.
Anatomy & Physiology
Which of the following describes endocrine glands?
A) Secrete onto body surfaces B) Secrete into body cavities C) Ductless glands D) Ducted glands
Anatomy & Physiology