HBS Final Exam: 1st Semester Questions With Complete Solutions

Ultimately, which gland controls the release of thyroid hormones? A: the hypothalamus secreting TRH B: the hypothalamus secreting TSH C: the anterior pituitary releasing TRH D: the anterior pituitary releasing TSH correct answer: A Insulin is secreted by the pancreas. What is the function of the hormone insulin? A: increase blood sugar levels after eating B: decreasing the appetite to encourage reduction of blood sugar C: stimulating growth of tissues D: decrease blood sugar levels signaling the liver to store glucose correct answer: D Which statement best describes how negative feedback loops maintain homeostasis? A: When hormone levels go to high, feedback loops increase hormone levels returning to homeostasis. B: When hormone levels go to low, feedback loops lower hormone levels returning to homeostasis. C: When hormone levels go to high, feedback loops reduce hormone levels returning to homeostasis. correct answer: C A person has better than normal night vision. What would you predict about the person's retina? A: a larger blind spot diameter B: a larger number of rods than normal C: a larger centralis fovea D: a larger number of cones than normal correct answer: B Which best describes the difference between and optometrist and optician? A: opticians can practice eye surgery while optometrists simply diagnosis vision issues B: opticians are technicians who design corrective glasses and lenses while optometrists perform a variety of medical procedures including lasix eye surgeries C: opticians are involved in primary vision assessments while optometrist design corrective lenses D: optometrists perform a variety of visual examinations and write corrective prescriptions while opticians fill the prescriptions with corrective eyewear correct answer: D Someone who has far-sightedness has difficulty focusing on nearby objects because the image strike the retina before it is focused. Which best describes the eye problem associated with someone who has hyperopia? A: The eyeball is too long causing the image to focus too quickly. B: The lens has too great a curvature or is concave. C: The image is projected in front of the retina because the eye is too deep. D: The eyeball is not deep enough or the lens does not have enough curvature. correct answer: D Which bone is attached to the distal end of the patella? A. tarsal B. tibia C. femur D. coxal correct answer: B Identify #5 correct answer: thyroid Identify #7 correct answer: adrenal glands Identify #8 correct answer: pancreas Which ion is involved in the repolarization of a membrane? correct answer: potassium ions From which region of the body is blood normally drawn? A. olecranal B. cephalic C. femoral D. antecubital correct answer: D A structure which lies above a reference point is said to be