The human respiratory surface consists of
a. the walls of alveoli and pulmonary
capillaries
b. the walls of alveoli and pulmonary
capillaries and their basement membranes
c. the walls of bronchioles, alveoli, and
capillaries
d. the walls of bronchioles, alveoli, capillaries,
and their basement membranes
e. the walls of alveoli
B
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The osmoregulatory/excretory system of an insect is based on the operation of _____
A) protonephridia B) metanephridia C) Malpighian tubules D) nephrons E) ananephredia
Which of these macromolecules are modified within the rough endoplasmic reticulum?
a. carbohydrates b. lipids c. proteins d. steroid hormones
Which of the following best characterizes the monocots?
A) embryo with one seed leaf, leaves with parallel veins, stems with vascular bundles scattered, and flower parts in threes B) embryo with one seed leaf, leaves with parallel veins, stems with a ring of vascular tissue, and flower parts in fives C) embryo with two seed leaves, leaf veins not parallel, stems with ring of vascular tissue, and flower parts in fives D) embryo with two seed leaves, leaf veins not parallel, stems with vascular bundles scattered, and flower parts in threes
Cancer patients who receive radiation treatment or chemotherapy often slough off their most rapidly dividing body cells, such as those in the hair follicles and those lining the gastrointestinal tract
This results in much of the pain, fatigue, and other complications associated with the cancer treatment. Understandably, some loss of hair is expected when undergoing such procedures. Which of the following would you also expect to occur with cancer treatment? A) Elevated lipid and glucose levels in the blood B) Constipation due to excessive water reabsorption C) High blood pressure D) Excess mucus production in the airways E) Reduced nutrient absorption and subsequent weakness