Nurse Cheung TEAS 7 - Most Common APHY Questions (2026)
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21 Terms
Which structure in the respiratory system is primarily responsible for gas exchange?
Alveoli
What part of the respiratory system is primarily responsible for regulating breathing and depth?
Diaphragm
In the digestive system, which of the following enzymes is primarily responsible for the chemical breakdown of proteins in the stomach?
Pepsin
Both digestion and absorption occur in which of the following parts of the digestive system?
Small intestine
What is the major site of nutrient absorption?
THE SMALL INTESTINE
In the nephron, which region is primarily responsible for the reabsorption of glucose and amino acids?
Proximal convoluted tubule
Which of the following structures drains oxygen-depleted blood from the kidney?
Renal vein
Which chamber of the heart has the thickest myocardium?
Left ventricle
What best describes the function of erythropoieten?
Assists in raising hemoglobin in the blood
Which of the following hormones is secreted by the anterior pituitary gland and stimulates ovulation in females and testosterone production in males?
Luteinizing hormone
What is the function of sodium bicarbonate which is secreted by the pancreas?
Neutralizes the acidity of chyme
Which tissue type is characterized by a matrix containing collagen and mineral salts, providing support and protection?
Bone
What is the primary function of ligaments?
Attach two bones together
(Ligaments LINK limbs)
What is the primary function of tendons?
Attach muscle to bone
(T-bone steaks)
What is a characteristic of the innate immune system?
It provides immediate, non-specific protection
During the cardiac cycle, the first heart sound ("lub") occurs when?
The atrioventricular valves close
contraction
During the cardiac cycle, the second heart sound ("dub") occurs when?
The semilunar valves close
relaxation
Which of the following germ layers forms the nervous system during embryonic development?
The ectoderm
During embryonic development, what rises from the ectoderm layer?
Skin cells
Brain and spinal cord cells
Pigment cells
During embryonic development, what rises from the mesoderm layer?
Cardiac muscle cells
Skeletal muscle cells
Smooth muscle cells
Red blood cells
Kidney cells
During embryonic development, what rises from the endoderm layer?
Lung cells
Thyroid cells
Digestive system cells