Covert attention refers to attention______________.   a. that is not under voluntary control   b. that is purposeful, with body orientation changes   c. directed without changes in eyes, head, or body orientation   d. none of the above

QUESTION 7 Stretch receptors in the heart above the heart that monitor blood pressure would be considered. A. Receptor or sensor OB. Control center OC. Effector OD. Processing center

Question 1 You are late to class, which is on the 12th floor of the Medical Technology building. After running up 10 flights of stairs you are fatigued, out of breath, your legs are beginning to cramp and cannot take another step. Within the scope of this class, please explain what is happening.

Question 37 The vago-vagal reflex of the gastric phase of digestion begins with the A. accumulation of acid in the stomach B. elevated gastrin levels in the blood ⒸC. distension of the gastric wall D. elevated secretin levels in the blood E. elevated somatostatin levels in the blood

QUESTION 44 During the greatest pressure changes within the ventricles during the cardiac cycle, the AV valves must be _______ and the semilunar valves must be _______.   a. open; closed   b. closed; open   c. open; open   d. closed; closed   e. Whether these valves are open or closed is inconsequential   QUESTION 45 Veins always carry blood away from the heart.TrueFalse

Question 10 What part of the brain acts as a relay station for incoming sensory information? Select one: a. Hypothalamus b. Thalamus c. Pituitary gland d. Endocrine system e. Amygdala

QUESTION 13 There is a sleep-promoting factor that accumulates throughout the days as a by-product of cellular metabolism. What is its name and where does it act?   A. Orexin acting in the tuberomammillary nucleus (TMN )   B. Acetylcholine acting in the pontine reticular formation.   C. Orexin acting in the ventrolateral preoptic nucleus (VLPO)   D. Adenosine acting in the ventrolateral preoptic nucleus (VLPO)   E. Nordrenaline acting in the suprachiasmatic nucleus   F. None of the above

The skeletal system is made of ______________. Choose one answer.   a. muscle and tendons     b. vitreous humor     c. minerals and fat     d. bones and cartilage

QUESTION 10 In Part III of the case study, it is mentioned that blood flow to the pulmonary capillaries is increased due to the inflammation and bacteria present in the area.  What is the most likely reason for the increased blood flow?   a. Increased cardiac output   b. Pulmonary arteriole vasoconstriction caused by the sympathetic division   c. Pulmonary arteriole vasodilation caused by the sympathetic division   d. Pulmonary arteriole vasodilation caused by paracrine signals   e. Decrease venous pressure Part I – SymptomsCallie was 26 years old when she opened a bakery called “Callie’s Cupcakes” in downtown San Francisco with herf ancé, Jeremy. Despite the competitive market, her business was booming; everyone loved the clever recipes and thetrendy atmosphere. Between running their fast-growing business and planning for their wedding, Callie hadn’t beenable to keep to her usual eight hours of sleep a night. Although she had always lived a very…

QUESTION 24 In relation to other retinal ganglion cells, the M ganglion cells that make up the magnocellular pathway have   A. a larger receptive field and a faster-conducting axon.   B. a smaller receptive field, a slower-conducting axon, and transient responses.   C. a faster-conducting axon, lower spatial resolution, and better color sensitivity.   D. finer spatial resolution and better color sensitivity.   E. All of the above are true   F. Both A and C are true.